Cabinet of Ministers Regulations No. 498 in Riga on 28 June 2011 (pr. No 40 9. §) rules on the Latvian et seq of the LBN 201-10 structure of "fire" Issued in accordance with article 2 of the law on construction of the fourth part 1. approve the Latvian et seq of the LBN 201-10 "structure fire" (hereinafter the LBN 201-10 et seq).
2. limited liability Company "Latvian standardisation, accreditation and Metrology Centre ' by the Ministry of Economic Affairs and the Ministry of the Interior on the recommendation of the internet site www.lvs.lv publish their national list of the standards applied by the LBN 201-10 et seq.
3. the LBN 201-10 et seq requirements for prisons, places of detention, temporary social services, medical institutions and other structures in which the competent authorities have restricted freedom of movement of persons, in so far as they do not conflict with these regulatory activities regulatory requirements related to the deprivation of liberty and limited rights of free movement.
4. the ugunsreakcij class of construction products shall be determined in accordance with the LBN 201-10 et seq of the annex table 4.
5. Be declared unenforceable in the Cabinet of Ministers of 11 December 2007 Regulation No 866 ' rules of Latvian et seq LBN 201-07 "structure fire" (Latvian journal, 2007, no. 203).
6. Projects that the accepted or submitted for acceptance until 31 December 2011 and that technical solutions correspond to the period of the existing regulatory requirements are not to be processed according to the requirements of LBN 201-10 et seq. Projects that are designed based on the planning and architectural tasks, issued until 31 December 2011, may not be processed according to the requirements of this regulation.
7. the rules shall enter into force on January 1, 2012.
Prime Minister v. Economic Minister Dombrovskis a. camphor approved by Cabinet of Ministers of 28 June 2011 regulations No 820 Latvian et seq of the LBN 201-10 "structure fire" 1. General questions 1 et seq of minimum fire safety requirements met, designing and constructing a new, renovējam, and restaurējam are compensated and their constructive elements. Et seq requirements apply to 5 et seq. structures referred to in paragraph 1.
2. the following are used in et seq: 2.1 the protected route of escape-the human evacuation for fire separated the area without ugunsslodz;
2.2. open construction – building, each floor walls around the entire perimeter of the building of at least 30% of the box is open and the aperture area is at least 10% of the floor area of the floor;
2.3. open ladder-construction of an internal staircase of the building of the būvapjom is not separated by a fire-containment structures;
2.4. opening the box-opening a window, door, gate or door outer containment building design, which is achieved by the fire and rescue service and the technical means which can be used for rescue work;
2.5. the automatic fire extinguishing water cover, automatic water fire-fighting system-stationary refrigeration engineering system that, finding the outbreak of fire or get a control signal from the other automatic fire protection system, which detected the outbreak of the fire, automatically provides the fire from spreading or structural fire protection;
2.6. automatic fire detection and alarm system-stationary engineering system that automatically detects the outbreak of the fire and alarm system for fire or damage to the control and alarm transmission control in case of fire starts in a protected building alarm notification device, as well as develop a tone of other civil engineering systems management;
2.7. automated voice notification system of fire – the stationary engineering system, receive a control signal from the other automatic fire protection system, which detected the outbreak of the fire, in a protected building automatically transmit voice communication on the outbreak of the fire;
2.8. automatic smoke output system – the hospital's engineering system in case of fire, you receive a control signal from the other automatic fire protection system, which detected the outbreak of the fire, the smoke output supports from outside the protected space of the building, creating a protected space in the natural or mechanical smoke pull;
2.9. automatic air excess system – the hospital's engineering system in case of fire, you receive a control signal from the other automatic fire protection system, which detected the outbreak of the fire, ensure the protection of the protected area of piedūmošan, causing the air pressure that is greater than the air pressure in the adjacent premises;
2.10. automatic fire-extinguishing systems-stationary engineering system that, finding the outbreak of fire or get a control signal from the other automatic fire protection system, which detected the outbreak of the fire, automatic deletion of fire or fire as well as the localization of signal system of other engineering management;
2.11. the autonomous fire detector-local fire detector (device), which responds to factors of fire (smoke concentration, high temperature), and with a sound and visual alarm Announces fire people in the room in which it is installed. The autonomous fire detector casing constructively combined autonomous source of electrical connection and fire detection, alarm light, sound notification components;
2.12. external evacuation stairs-with fire in the building of the staircase outside the detached buildings or open environment;
2.13 construction higher floor level – the level of the floor, the difference between the carriageways or equivalent level of surface that you can climb and take fire and rescue technical means and structures the highest floor the floor level where everyday can be on premises users;
2.14. ugunsnoturīb stage of construction – construction of the integrated fire control indicator, which includes shipbuilding, shipbuilding use higher-floor floor level fire partition area, ugunsslodz and construction in the ongoing process of the explosion and the fire resistance of building structures and built-in ugunsreakcij of construction;

2.15. dūmaizsargāt the stairs-stairs of the ugunsaizsargāt, which does not allow the possibility of piedūmošan;
2.16. the output of the column of smoke-doors, gates, or izsitam to open Windows, shutters and opening hatches, open box external delimited structures through which in the event of fire may draw smoke;
2.17. escape-people move to a safe location outside the building in the ground level of fire or other emergency;
2.18. escape route-the distance from the buildings or fire bin at the site by the shortest possible route to the nearest evacuation routes;
2.19. route of escape – safe and easy to find the motion path that begins at any point of the building and led to the evacuation routes;
2.20. means of escape-exit from buildings and fire partition, on which you can get to the outside of the building ground level;
2.21. roofing system, roofing and insulation of the surface structure, which contains all of the layers that make up the atmosfērizturīg roof construction, except for load-bearing structures-thermal insulation, insulation, mechanical steam-or women of the roofing (waterproofing), as well as a little something extra – roof Windows;
2.22. roofing-roof top hidroizolējoš layer that protects the building from external exposure of the atmosphere;
2.23. non-automatic smoke output system – the hospital's engineering system, which, if the transaction manually, ensure that initiates the smoke output of the protected spaces outside the building, creating a protected area of natural or mechanical smoke pull;
2.24. the non-ventilated facade, facade (exterior wall) multi-layer construction that is not between the individual layers of the cavity;
2.25. "reciprocally incorporated hood – building construction that delimited the run at the top floor and the roof of the shelter;
2.26. explosive space-space or space group that is used in the production or storage technology creates a potentially explosive environment; ugunsaizsargāt-2.27 staircase – with fireproof structures from other premises separated the landing without the ugunsslodz, which has a direct exit to the outside ground level or through the Hall;
2.28. fireproof building-building with standard fire resistance limit for hazardous factors of fire suppression;
2.29. fire separated by space-space that is separated from the other rooms with incombustible building;
2.30. the fire compartment area – fire protection compartment floor area between the external walls or external and fire walls;
2.31. the fire compartment – the shipbuilding part, separated from the other parts of the construction with fire resistant structures to fire and smoke spread to this part of the building and of its given period be delayed;
2.32. fire hall – with incombustible building in separate rooms without the ugunsslodz between the two fire compartments or separate rooms for the fire;
2.33.-fire integrity of construction or the construction elements can save a specified period performance, termoizolētīb, and integrity;
2.34. the fire can spread fire, buildings, built from materials that ugunsreakcij of at least class A2-s1, d0;
2.35. ugunsreakcij — response, the construction products in certain circumstances, exposing the fire that characterized by its ability to promote its degradation in the fire;
2.36. ugunsslodz – combustion process of heat energy eliminable (MJ) of space in combustible substances, materials and equipment (except room building materials making up) to the floor area (m2);
2.37. ventilated facade of (suspended) – the facade construction, which between the insulation and the outer finish is the cavity;
2.38. lightning protection system-a single system for structures, the separate parts of the guideline, and other objects of protection against lightning of the direct and indirect effects.
3. Housing renovation, reconstruction and restoration must not lower the building fire safety.
4. where article 16 of the law on construction of the third part of these cases can not comply with the minimum laid down in this fire et seq requirements, then deviations from the technical requirements can be based on calculations or other way to prove the compliance of this construction set minimum et seq of the reaction, taking into account the positive and the planning of construction solutions, functional importance and possible variants of the progress of the fire.
2. Structure of the reaction parameters 2.1. Structures uses 5. Depending on the fire protection requirements are put forward seven constructions uses: 5.1.  I use – residential buildings and premises, including low-rise viendzīvokļ and multi-family residential buildings, high-rise apartment buildings, farm buildings and constructions, chalets, Garden homes, twin homes, row houses;
5.2. use II-public nature of the buildings and premises for the accommodation of a person, including hotels, dormitories, hostels, motels, guest houses, shelters, sanatoriums, camping sites, recreation bases, holiday camps, other recreation buildings, barracks, other accommodation building (also temporary accommodation buildings);
5.3. use III-public nature of the buildings and structures that are used 24 hours a day and staying isolated users or battering, including hospitals, homes, buildings, children in care, maternity hospitals, social rehabilitation centres, buildings that housed persons which the competent authorities are restrictive of freedom of movement;
5.4. use of IV-public nature of the buildings and structures that are used for commercial and public events, including theater, cinema, circus, concert halls, restaurants, cafes, bars and other catering companies, shops, shopping centres, markets and other trading Pavilion buildings, Conference and exhibition facilities and premises, clubs, cultural houses, museums, the cult's buildings and premises, dance halls, discos, libraries, court houses, postal and communication buildings and structures , railway station, airport, bus station, sport constructions, buildings, which provides outpatient medical assistance;
5.5. use of IV-educational activity designed for buildings and structures, including the preschool child education buildings, a primary school and a gymnasium training building, crafts school buildings;

5.6. use V-construction, which usually are used day and resident users, who are familiar with the area, including administrative buildings, archives, bank, Office building, rescue service buildings and structures, training of University and University buildings, science and research buildings, a school teaching building of interest, other educational and scientific buildings;
5.7. use VI-production buildings and premises where manufacturing processes, and storage;
5.8. usage VII – garage and parking lots, including built-in underground or surface parking lots.
2.2. Structure of ugunsnoturīb grade 6. Structures have the following degrees of ugunsnoturīb: 6.1.  U1, which has two ugunsnoturīb in the apakšpakāp-U1 and U1b;
6.2. U2, which has two ugunsnoturīb in the apakšpakāp-U2 and U2b;
6.3. U3-construction load-bearing structures do not have certain requirements in the field of fire protection, and this structure provides the level of security by limiting the structure gauge according to construction use.
7. the construction of the degree of ugunsnoturīb in a certain minimum fire resistance of building structures and materials a minimum of class specified in this ugunsreakcij et seq of the annex tables 1 and 2.
8. the different parts of the building may have a different degree of ugunsnoturīb and ugunsnoturīb in apakšpakāp. The fire spread between different degrees of ugunsnoturīb parts of the building by a fire to prevent secondary containment structures.
2.3. Structural fire resistance of structures construction 9. determined in accordance with the structural bearing capacity (symbol R), integrity (symbol E) and termoizolētīb (symbol s) the properties of fire resistance. Structural fire resistance shall be determined by testing, calculating or combining testing with calculations.
10. in addition to this 9 et seq. of fire mentioned in paragraph indicators following fire resistance or smoke-tightness: 10.1 thermal limit (symbol W);
10.2. mechanical strength (symbol M);
10.3. capacity to pašaizvēršan doors, gates, Windows, hatches, blinds, sheers and flameproof valves (symbol C);
10.4. smoke transmittance limit (symbol S);
10.5. soot combustion resistance (symbol G);
10.6. fire protection capacity – cover the ability of construction products used to protect existing structures from behind the ignition and charring (symbol K);
10.7. resistance at a constant temperature (symbol D);
10.8. persistence standard temperature/time curve (the symbol DH);
10.9. smoke and heat output electrical fan functionality (symbol F);
10.10. the natural smoke and heat output device functionality (symbol B).
11. the 9 and 10 et seq. of symbols referred to figures that characterize the design of load-bearing structures and fire resistance of the structure forming the partition, specified as the minimum fire integrity of all of the design parameters characterize the fire resistance time in minutes. If the construction load-bearing structures are different integrity (symbol E), termoizolētīb (symbol s) and performance (symbol R) fire resistance, fire resistance of the structure during the numeric designation indicates the lowest, the integrity and performance of the termoizolētīb fire resistance time.
12. Fire resistance is expressed in minutes. The following regulations of the fire time: 15, 30, 45, 60, 90, 120, 180 and 240 minutes.
13. Constructions of load-bearing structures and fire partition structures forming the required fire resistance shall be determined, taking into account the use of construction, shipbuilding, construction ugunsnoturīb higher-floor floor level fire partition area and permitted structures or part of ugunsslodz.
14. Any construction of the raised fire resistance respectively to ensure the biggest indicators relevant to the particular structural fire resistance time. The design of the load-bearing structure and the design of the fire protection compartment fire resistance requirements of this annex table 1 et seq.
15. Fire doors fire resistance is classified according to the standard LVS EN 14600:2007 "door blocks and open Windows with fire resistance and/or smoke control characteristics. Requirements and classification ".
16. Fire resistance of glass is classified according to the standard EN EN 357:2007 "glass in building. Refractory glass elements with transparent or translucent glass products. The fire resistance classification ".
2.4.17. Materials ugunsreakcij Ugunsreakcij featuring the following characteristics, which gets to the construction products in contact with the fire: 17.1. flash point;
17.2. heat retention;
17.3. the spread of fire;
17.4. the release of smoke;
17.5. burning (hot) to drop the withdrawal.
18. Construction products and construction elements (except the floor and roof coverings, pipe thermal insulation products) are the following ugunsreakcij class: 18.1.  A1 – construction did not respond to the fire, this class of materials does not contribute to the development of the General fire flash point;
18.2. A2-construction products, exposed to fire, emit small amounts of smoke, the fire of the General case is not causing the fire load and does not contribute to the fire's progress.
18.3. B – construction does not create a general fire situation, but it can maintain combustion developed in the event of fire;
18.4. C – materials can lead to General fire situation, but not at the beginning of the development of fire;
18.5. D – fire effects of construction products can lead to General fire situation and actively involved in combustion, when exposed to fire;
18.6. E-products of combustion during the first two minutes, can lead to General fire situation;
11.6. the construction of F-fire and ugunsreakcij class, and it can burn rapidly and quickly create common flash point.
19. the elements of construction and design of the smoke and the burning intensity drops withdrawal marked with the following symbols: 19.1.  S1-ugunsreakcij during the construction of smoke formation is very small;
19.2. s2-withdrawal from the smoke is essential for construction, increase the amount of smoke index corresponds to the size specified in the testing standards;
19.3. s3 – for testing parameters are higher than the classification standard s2 intensity parameters laid down (virtually smoke release, there is no limit on the amount);

19.4. d0-burning during construction products emit burning droplets of particles;
19.5. d1-burning during construction observed burning droplets, but the burning time is not greater than the established standard of testing and they quickly extinguished;
12.2. d2-dedicated construction burning droplets of particles burn time is greater than the intensity of testing standard d1.
20. ugunsreakcij floor A1FL, A2FL class are, DFL, EFL, BFL, CFL and FFL. The intensity of the smoke release from the floor marked with the following symbols: 20.1.  S1-total withdrawal of smoke is limited;
20.2. s2-smoke the withdrawal quantity limits are not set.
21. Roofing System ugunsreakcij class for external fire exposure is BROOF (t1), (t1), FROOF BROOF (t2), FROOF BROOF (t2) (t3), CROOF (t3) DROOF (t3) FROOF BROOF (t3) (t4), CROOF (t4) DROOF (t4), EROOF (t4) and FROOF (t4). 
22. Pipe thermal insulation products ugunsreakcij class is, A2L, BL, CL A1L, DL and EL.
23. the withdrawal of the intensity of the Smoke pipe thermal insulation products denoted with symbols s1, s2 and s3.
24. The burning intensity of withdrawal from the drop pipe thermal insulation products denoted by d0, d1 and d2 to the symbols.
2.5. Ugunsslodz 25. it has space ugunsslodz teams: 25.1. with over 1200 ugunsslodz MJ/m2;
25.2. the ugunsslodz of 600 MJ/m2 up to 1200 MJ/m2 (including);
25.3. with ugunsslodz from 300 MJ/m2 to 600 MJ/m2 (including);
15.8. to ugunsslodz, less than 300 MJ/m2. 
26. Space ugunsslodz g (MJ/m2) can be determined using the following formula: l = Q, that's S-space area (m2);
Q-space in the total combustion heat (MJ). It is calculated using the following formula:, where Gi-i-material quantity (kg);
P-i-material q units burning heat (MJ/kg).
27. If the building has a fire partition, which is different, each ugunsslodz fire compartment ugunsslodz is calculated separately. Structures and their elements are to be classified according to its ugunsslodz for the fire protection compartment where it is higher.
28. The construction, which has a different purpose, can be split into separate groups of ugunsslodz. Construction of load-bearing construction and fire resistance requirements of a partition is defined according to the ugunsslodz group.
3. rules for the planning of buildings 3.1. Fire spaces 29. To fire a limited potential fire spread from one of this paragraph 5 et seq in shipbuilding to another, between the buildings comply with the fire safety spacing. Minimum spacing between structures of the reaction is indicated in this annex table 7 et seq, and structures with the degree of U1 and U2 ugunsnoturīb minimum fire safety distance to adjacent land unit is four meters, five meters in buildings – U3. Fire safety spacing between structures observed also when construction on the same unit.
30. Fire safety spacing between buildings in one site can be disregarded if the structure building area not more than 3 this annex et seq table specified fire safety maximum partition sizes. If the structure of the degree of ugunsnoturīb is different, fire space construction adopted in accordance with the lowest level of ugunsnoturīb.
31. Fixed fire protection and fire safety of the space the minimum distance to adjacent land unit limit can be reduced, if between the structures installed fireproof wall in accordance with table 1 of annex et seq requirements.
32. Construction can be placed closer than that referred to in paragraph 29 et seq of the minimum distance to the adjacent to the border of the land, excluding fire wall if: 32.1. construction adjacent to the site for which the municipal planning requires a street, road or area status;
32.2. the planned distance between adjacent structures in different land complies with the annex table 7 et seq in the distance.
33. minimum fire safety spacing between two adjacent land located in the low-rise residential homes can be reduced, if the structures standing in an area of no more than 3 of this annex et seq table specified fire safety maximum partition sizes. If the structure of the degree of ugunsnoturīb is different, fire space construction adopted in accordance with the lowest level of ugunsnoturīb.
34. in the case of reconstruction and renovation allowed to keep existing spaces between buildings, if not enlarged structure gauge to fire in the direction of the space.
3.2. fire-fighting and rescue fleet 35. use Different structures or to groups within a fenced area that has more than five hectares, provides at least two fire and rescue techniques applied to the entrance.
36. If the fenced perimeter of the area in which the premises are longer than 1000 metres, the fire and rescue technique requires at least one entrance to each of the 500 meters and the circumference they placed evenly around the circumference. If the edge of the fenced along roads or streets is longer than 500 meters, the side of the fire and rescue technique requires at least two entrance. The distance between the entrance part of the perimeter along the streets and roads can not be larger than 500 meters, and the other part of the perimeter of 1000 metres.
37. The fire-fighting equipment for the piebrauktuvj, iebrauktuvj and caurbrauktuvj the width is at least 3.5 meters, height — at least 4.25 meter. Compensated, renovējam and restaurējam structures allowed to maintain existing dimensions caurbrauktuvj.
38. Iebrauktuvj and caurbrauktuvj of the gate shall be equipped with devices that allow the manual opening.
39. the structures that higher-floor floor level mark exceeding eight metres, provides fire driveway at least one street side. If the structure is wider than: 24.3.  36 meters, the fire ground required at both garenfasād at least 50% of the length of each of the front;
24.4. the 100 metres, the fire ground necessary to the construction of the entire perimeter of at least 50% of the length of each of the front.
40. Fire and rescue technical access to the construction of at least 3.5 metres wide driveway, located five to 20 metres away from the building facade.

41. Fire and rescue techniques in the driveway will not be provided for the installation of parking lots and other obstacles. Driveway for sufficient strength that meet fire and rescue technical assignment. They represent the standard EN 446:2004/A1:2006 "for Fire and civil protection-safety signs and signālkrāsojum". Will be installing a driveway of lawn with a fixed base design respectively.
42. renovation and reconstruction Works in the case of the 40 and 41 et seq. the requirements in paragraph may be departed from if not the situation of the poor fire and rescue technical access.
43. Fire fighting hydrants provided must conform to standard EN EN 14339:2007 "underground fire hydrants", EN EN 14384:2007 "surface fire hydrants and EN 187:2007" fire hydrants national requirements ".
3.3. Opening the box of the column to open 44. built to out of the inside of the building can be easily opened. Free box of the opening height and width is at least 1.5 meters and sides minimum length, 60 cm. 45. The distance from the bottom edge of the box to open up the floor level cannot be greater than 1.2 metres.
3.4. Fire 46. Incombustible constructions building in case of fire in a certain period, the load must be maintained for existing building people to immediately leave the building, or they would be evacuated or rescued otherwise. Constructions should not lead to the expected risk for fire and rescue services.
47. On the building of fireproof building structures considered for fire spread to a hold, or for the control of fire and smoke. Fireproof design of the minimum fire integrity of this designated et seq in table 1 of the annex and the minimum of construction ugunsreakcij et seq of the class specified in this annex table 2.
48. the built-in construction products structural fire may not reduce the fire resistance of construction and mounting parts located in fire resistance must not be less than the same constructions fire resistance.
49. Structural integrity must comply with this annex table 1 et seq of the specified requirements. Fireproof separate space delimited structures allowed the corresponding to the integrity and the thermal transmittance (EW) if the premises does not exceed 300 ugunsslodz MJ/m2 and in addition is equipped with water protection (sprinklers), if ugunsslodz is in these spaces more than 300 MJ/m2.
3.5. the protection and safety of the system engineering constructions construction allowed 50 in a fireproof box with installation without looking and looking fill that total area does not exceed 25% of the area of the design fireproof. Looking for fill in box (doors, gates, window, door, blinds, curtain and fire fire valve) fire resistance may be about 50% lower than fireproof structures defined fire resistance, but not lower than the EI 30.51. Fire walls and fire resistant constructions existing column (window, door or hatch) fill the minimum fire integrity and minimum specified this class ugunsreakcij et seq of the annex tables 1 and 2.
52. If different fire compartments located in the box are located at an angle to each other, then: 52.1. If the angle is less than 60 °, the fill column fire resistance must comply with this annex's table 1 et seq of the specified requirements;
52.2. If the angle is in the range of 60 ° to 135 °, fill the column must correspond to the integrity (E) and heat radiation limit (W) the requirements of this annex table 1 et seq;
52.3. If the angle is greater than 135 °, fill the column fire resistance requirements are not nominated.
53. Fireproof construction "utilities built so as not to reduce the fire resistance of the structure and prevent smoke, gas and fire spread.
54. the fire building and utilities crossing point opening throughout the thickness of the design completed by construction products which ugunsreakcij class not lower than the minimum of structural fire ugunsreakcij class. Acceptable construction of fire and utilities crossings node noblīvēšan with the flameproof seals or systems of construction of at least class ugunsreakcij Bs1, d0, which, in response to the fire, ensure tightness, burning of the communication pipe and cable insulation and the conformity of which has been certified to the law "on conformity assessment".
55. Fireproof constructions of the built-in box veramo fill shall be fitted with the pašaizvēršan mechanism, which in the event of fire, close the box, to prevent fire and combustion products.
4. the requirements for structural fire protection 4.1 partitions and fire separated room 56. Fire prevention and fire partitions separated by a space from other partitions and rooms with fire in the building. Fire building minimum fire resistance and minimum specified this class ugunsreakcij et seq of the annex tables 1 and 2.
57. Fire protection compartment area and permitted floor area within the fire compartment depends on the height of the construction, use and ugunsnoturīb. Maximum floor or fire compartment area specified in this annex table 3 et seq.
58. the fire compartment may cover one or more of the building floors. Fire compartment each floor separated by a fire in the building, where the fire resistance and ugunsreakcij of construction minimum class is predetermined and specified in this annex 1 et seq., and in table 2. If the floor is not separated by a fire in the building, the floor area shall not exceed the maximum area fire protection compartment specified in this annex table 3 et seq.
59. the distribution of individual Construction fire safety sections, area does not exceed the applicable fire protection compartment area specified in this annex table 3 et seq.
60. As separate fire compartment design structures with different uses. Requirement does not apply to the built-in premises.
61. One of the uses in the construction of other groups made as fireproof separated spaces. Not allowed to predict how fire separated spaces, i.e. no separate fire:

61.1. use VI-V uses built in space group;
61.2. II, III, IV, V, and IV use structures-II, III, IV, V, and IV use space.
62. As a separate fireproof room separated: 62.1. building up fire compartment;
62.2. apartments and hotel rooms;
38.7. technical equipment rooms having areas greater than 10 m2 or ugunsslodz is greater than 600 MJ/m2;
38.8. elevator shafts, with the exception of stairwells, ātrijo and outside the elevator shaft construction;
62.5. elevator engine room and elevator lobby;
ugunsaizsargāt and dūmaizsargāt-38.9. stairwell;
62.7. protected escape routes;
Sauna Group 39.0.;
39.1. the shaft with sealing utilities aisles of intermediate divisions;
35.10. stationary pumps for fire systems and their management node space;
No 62.11. fire hall.
63. the degree of fire protection constructions U3 fire separated space building fire and ugunsreakcij class are not predetermined, except otherwise as required by applicable law. 
4.2. Fire wall fire wall 64. minimum fire resistance limit values in this annex table 1 et seq.
65. Fireproof walls allowed materials that have a built-in ugunsreakcij class not lower than that of the annex table 2 et seq of the specified class.
66. The fire wall constructed around the construction height and width, and it crosses all building construction. The wall provide stability and bearing capacity to the wall on one side of the ruin of the existing structures do not aggravate the situation of the fire wall strength, stability and other characteristics. Communication and constructive elements, mounted in the wall or fire is on it or close to it, not to cause any additional load or deformation, which lowers the fire wall strength or stability.
67. the fire wall connection with other elements, as well as the communications crossing through fire wall consists of the appropriate ugunsreakcij materials so as not to be aggravated by the fire wall function.
68. Fireproof wall may not cross the roof and outer wall construction, if the roof and exterior wall materials of construction built in ugunsreakcij of at least class A2-s1, d0.
69. The fire walls is not allowed to install the ventilation air and channel crossings, as well as the installation of the communication through which transport crossing the combustible materials.
70. where the roof and outer wall building materials ugunsreakcij the built-in class is lower than A2-s1, d0, the fire walls must be at least 60 cm above the surface of the roof covering and at least 30 cm outside the exterior wall of the raised planes. This requirement is not mandatory if the fire wall connection with the roof and outer wall elements in the roof and exterior walls for two meters wide fire delimiter (one metre on every side of the fire wall) serving as the fire wall function.
71. If different levels of roof height difference at the fire wall is greater than 30 cm, the fire wall must be at least 30 cm higher than the highest level of the roof.
4.3. External walls 72. minimum fire resistance of exterior wall construction and the construction products used in a minimum of class ugunsreakcij et seq of this annex 1, 2 and 5 in the table. The outer wall of the fill column (except the column fills fitted fire walls) fire resistance and ugunsreakcij is not predetermined.
73. Building on each floor, if it builds a fire partition, the outer wall of the shelter in the intermediate level shall be at least 0.8 metres wide horizontal fire resistance which the delimiter is not less than the fire integrity of the Division. The outer wall is not predetermined and resistance to horizontal fire delimiters are required if the building equipped with automatic fire-extinguishing system or through the internal perimeter of the building shall be provided with an automatic fire-extinguishing system for the protection of the water cover (if the floor total area does not exceed the applicable fire protection compartment area specified in this annex table 3 et seq).
74. the external walls and shelter sadurviet (membrane) of ugunsreakcij class not lower than the shelter ugunsreakcij class.
75. Building that higher-floor floor level is higher than 28 metres with double walls provide for automatic fire extinguishing systems or building each floor exterior walls to protect the box from the inside made for automatic fire extinguishing water cover. Double outer wall is the outer wall, which is not in the opened box and outer containment structure is separated from the load-bearing wall construction with a gap of more than 10 cm. 76. Divisions at the external walls to clings without spaces.
4.4. Loft and attic spaces 77. from other rooms separated by structures with a minimum fire resistance and ugunsreakcij of construction class specified in this annex 1 et seq., and in table 2.
78. the structures with a height of roadway (ground) level to the top of the parapet of eaves, or greater than 10 metres, each fire compartment from the attic to the roof of exit shall be provided through the doors, hatches or Windows with a minimum free size is 0.6 x 0.8 meters. If the height up to the lower edge of the output is greater than 1.5 metres, fixed ladders shall be provided.
79. the structures with a height of roadway (ground) level to the top of the parapet of eaves, or greater than 10 metres from each of the staircase that leads to the last (top) floor, the construction of an entrance to the attic through a fire door or hatch with a minimum size of 0.8 meters and 0.6 x fixed izvāžam affixed vertical or stairs from A1 ugunsreakcij class of construction products.
4.5. Roof 80. requirements for roof support structures et seq of this annex tables 1 and 2.
81. the structures with a height of roadway (ground) level to the top of the parapet of eaves, or greater than 10 metres: 81.1. of each staircase that leads to the last (top) floor, provide output directly on the roof of 81.1.1. through fixed ladder affixed or izvāžam through the fire door, which a minimum size is 0.6 x 0.8 meters;
81.1.2. the staircase to the roof through a fire door, which a minimum size is 1.5 x 0.75 metres, and the attic in accordance with paragraph 78 et seq;
81.1.3. to the roof through the attic under the 79 et seq.;

by building the roof of 81.2. perimeter of the roof construction of the fence of at least 300 mm in height or the roof Crest fitted horizontal bars (ropes) the strengthening of the safety devices. Flat roofs the roof of the enclosure shall be at least 600 mm in height. If the roof slope is greater than 40 °, the enclosure shall be provided, but not from the exit door to the roof ridge or roof ladders shall be provided Crest fitted horizontal bars (ropes) the strengthening of the safety devices.
82. the construction, which the top floor floor level is higher than 28 metres and roofing materials used in the ugunsreakcij system class is lower than A2-s1, d0, made for the roof covering, which ugunsreakcij class for external fire exposure is not lower than BROOF (t1).
83. If the buildings roof is at various levels and the height difference is greater than one metre, the roof parts linking with external fire stairway made of A1 ugunsreakcij class material.
4.6. the balconies, loggias, terraces, transition and Gallery 84. Balcony patio, and the Gallery building, the minimum fire integrity and ugunsreakcij of construction minimum to use class specified in this annex 1 et seq., 2 and 5 in the table.
85. the resistance of structures in the Bay raised requirements are identical with the construction load-bearing structures defined fire resistance requirements.
4.7. Atrium in 86. Atrium of this meaning is covered et seq the building's inner space, sequentially connects three and more upright. Stairwells, Elevator shafts, and utilities are not an atrium.
87. the Atrium consists of the following forms: 87.1. as fire exploded;
87.2. together with the Atrium piegulošaj rooms as a fire partition area, all the space of the area – the amount must not exceed the table 3 of the annex to the et seq of the specified maximum fire protection compartment area.
88. If the Atrium designed in accordance with the paragraph: 87.2 et seq 88.1. atrium of piegulošaj spaces delimit the boundary along the Atrium, creating a smoke barrier and automatic fire protection;
88.2. atrium fire compartment adjacent to existing facilities shall be provided with an automatic fire-extinguishing systems.
89. Atrium of pamatstāv is not allowed ugunsslodz, exceeding 300 MJ/m2. The Atrium adjacent rooms ugunsslodz is not predetermined.
90. the containment structure located in Atrium door shall be fitted with a pašaizvēršan mechanism.
4.8. Sprādzienaizsardzīb measures 91. Buildings and premises protection against explosions, shall be determined, taking into account the combustible substances, gases, vapours, dust or a mixture of the potential in the air (hereinafter explosive atmospheres), according to the fire regulations governing.
92. the Explosive space shall be determined taking into account the technology required for substances and materials and substances and flammable materials and explosive properties.
93. Sprādzienaizsardzīb measures to: prevent explosive 93.1. the emergence of the environment or a fire;
93.2. reduce the impact of the explosion.
94. in order to limit the spread of the potentially explosive atmospheres: 94.1. explosive room up as fire exploded;
94.2. explosive space exits and entrances to the other premises shall be provided through the fire hall and provides for measures that restrict the spread of the potentially explosive atmosphere builds;
58.6. communication introduction to confinement.
95. Explosive rooms located at the outer containment building design.
96. the subdivision requirements applies to structures that interact with the explosives, which the burning does not require oxygen.
5. Escape routes and exits 97. Escape routes and evacuation routes shall be provided for the evacuation of people from the buildings and premises of fire and other danger or threat.
98. The escape route is to put the following requirements: 98.1. it is easily found;
98.2. its walls and ceilings decoration and flooring must not jeopardise the safety of the user at the time of evacuation;
98.3. these items and do not cover the device, which endangers the safety of evacuation;
98.4. (iii) usage will construct it created as a hallway that meet accessibility requirements.
99. If the roadway floor evacuation level difference is more than 20 mm, but fire doors thresholds – 25 mm floor level changes places built ramp (pandus) slope not greater than 1:12, or at least three steps, the geometry of which correspond to the design of construction regulatory et seq requirements. If the room floor level difference in the vertical plane is larger than 0.45 m, ladder or pandus shall be fitted with handrails.
100. ugunsnoturīb structure of degrees of Everything (except the ugunsnoturīb stage U3 shipbuilding): 100.1. ugunsaizsargāt in the stairwells and protected escape routes wall and ceiling finishing materials ugunsreakcij of at least class A2-s1, d0 and floor ugunsreakcij of construction at least class BFL;
100.2. lobbies, ātrijo, halls and Foyer of construction of the walls and ceilings of at least class ugunsreakcij Bs1, d0 and floor ugunsreakcij of construction at least class DCL.
5.1 evacuation routes 101. Means of escape must be easy and effortless opening from the inside, including persons with special needs. Evacuation routes provide a safe escape of people evacuated from the building and its rooms directly on to the outside of the Earth's surface level or through the stairwell 101.1:.;
101.2. the exposed stairs;
101.3 the protected escape route;
101.4. protect the escape routes and stairs;
101.5. protect the escape routes and open staircase;
101.6. through another fire compartment.
102. the number of evacuation routes and placement is determined according to the type of use of the construction, the building provided for the maximum number of users and the distance to escape out of this annex table 6 et seq.
103. Means of escape for the total width of the high rise structures shall be not less than the total width of the escape route, set in the 143 and 144 of this et seq., in calculated on the basis of the maximum number of users with the largest area on the ground floor or the maximum number of users.
104. From premises, the fire safety construction, floors and building facilities where resident facilities, users must be able to evacuate at least two separate and different sites deployed evacuation routes, with the exception of paragraph 112 et seq.

105. From rooms or floors, which maintains more than 500 users, built at least three evacuation routes, but from rooms or floors, which maintains more than 1000 users, at least four evacuation routes.
106. The minimum distance between the nearest escape exits in rooms is determined using the following formula:, where P – rooms or fire compartment (m) circumference;
n – number of evacuation routes. 
107. Structures which higher-floor floor level mark not more than 28 metres, one of the means of escape from the shipbuilding story may provide to the external oblique or scrolled woodwork for open staircase. Other evacuation routes must meet the 101.1 this et seq., or 101.4 101.3. in those requirements.
108. One of the means of escape from the building's floors can provide through another fire compartment. Other evacuation routes must meet the 101.1 this et seq., or 101.4 101.3. in those requirements. Allowed to provide evacuation only through one fire compartment.
109. the evacuation is not allowed to use the elevator and the analog equipment.
110. the evacuation is not allowed to anticipate through the fire separated technical premises and rooms containing explosive atmospheres.
111. I, II, III, IV, V, and IV use built in evacuation is not allowed through VI and VII provide for the use of buildings and premises.
112. One means of escape from the floor is allowed the following projects: 112.1.  I use the built in, in which the top floor floor level no higher than eight metres;
112.2. I use the built in that top floor floor level is not higher than 28 metres, where the only escape from flats through the stairwells and ugunsaizsargāt in each apartment is to open the box;
112.3. I use the built in that top floor floor level is higher than 75 meters for evacuation through 1. type dūmaizsargāt in the stairwell, the total housing area per floor not more than 500 m2 and floors are not embedded in other uses of space that are not related to building operations;
112.4. V, VI and VII of usage will construct in which the top floor floor level is not higher than 28 metres, escape routes shall not exceed 30 metres in length, the floor intended to stay for up to 50 users, and use space in each group or floor is to open the box;
112.5. (II), (iii) and (IV) use of the structures, intended to stay for up to 50 users, and each floor is to open the box;
112.6. where construction higher floor the floor level is not higher than 28 metres, if evacuation is intended through the stairwells and dūmaizsargāt escape path length does not exceed 30 metres.
112.7. open projects.
5.2. the staircase and the staircase 113. Construction and fire evacuation of users and provide for the operation of the rescue services and dūmaizsargāt ugunsaizsargāt of the staircase, as well as open staircases and external escape ladder.
114. The staircase of the building incorporated into the minimum fire resistance and ugunsreakcij of construction minimum class et seq of this annex tables 1 and 2.
115. The external evacuation stairs built with a sloping or scrolled woodwork release of A1 ugunsreakcij class of construction products.
116. Building the top floor floor level mark more than 28 metres, built the staircase of dūmaizsargāt. Built in that top floor floor level exceeds 50 meters mark, automatic fire protection systems and equipment spare power supply provided from the alternator with an internal combustion engine. Generator with internal combustion engines may not predict the structures in which at least one of the staircases is kind of ladder 1 dūmaizsargāt space.
117. Depending on the technical solutions which do not allow piedūmošan option, the following types of dūmaizsargāt: 117.1 of the staircase.  1. type the staircase connected to the other premises installed floor level through an open external area (balconies, Loggia, open passages and galleries) and a direct exit to the outside of the Earth's surface level;
117.2.2. way, landing in the event of fire throughout its scope provides excess air;
117.3.3. type staircase connected to the other premises installed through fire hall, where the fire is to ensure the air excess.
118. The output from dūmaizsargāt to staircases ground level shall be provided directly to the outside or through the fire hall, which does not allow piedūmošan option. In this case, the fire hall building for fire and ugunsreakcij class of construction must be not less than the staircase building fire and ugunsreakcij of construction class.
119. Ugunsaizsargāt and dūmaizsargāt of the staircase (except 1. type dūmaizsargāt in the stairwell) can be through the fire hall connected to the CAP floor or basement.
120. let go of the stairs and landing free width shall not be less than the minimum width of the escape route, as well as the evacuation exits (doors) and the width of the column. Let the width of the stairs free must not be less than: 120.1.  1400 mm – fire partitions from which intended to evacuate more than 250 users.
1200 mm-120.2. fire compartment from which the intended to evacuate more than five users;
120.3.700 mm – stairs, through which it is intended to evacuate up to five users.
121. Renovējam and compensated projects allowed to keep existing stairwell of the dimensions.
122. The output from ugunsaizsargāt to staircases ground level shall be provided directly to the outside or through a separate fireproof room that structural integrity and ugunsreakcij of construction class corresponds to the staircase of the building fire and ugunsreakcij class of construction.
123. May be round the corner landing and change its geometry, if you save in this section determine the width of the escape route along the RADIUS.
124. the slope of the ladder escape paths, no greater than 1:1, the step width is at least 250 mm, a step no higher than 220 mm. 125. Ladder, designed for no more than five users, allow constructing with slope 2:1.126. Curvilinear or scrolled woodwork stairs step narrower edge is at least 220 mm, but stairs intended as a second means of escape from the premises for up to 25 users up to 120 mm., width of the stairs shall be determined in accordance with paragraph 120 et seq.

127. the stairwells should not be spaces designed for another purpose, to deploy pipelines intended for liquefied gases or combustible liquids vent wires, built-in cabinets, open for the power supply cable or put away the wires above the 230 V voltage, the output from the cargo elevators or lifts, as well as to deploy equipment and constructions, which is raised outside of the wall planes up to 2.2 meter height of the stairs or landing.
128. the distance between the ladder is placed at least 50 mm or is intended for other measures that provide fire deletion required water supply construction in the upper floors.
129. the stairwells have a built-in and openly allowed to deploy communications and fire-hose equipment cabinets and sildķermeņ if they do not reduce the width of the escape route and staircase wall integrity.
130. Built in that higher-floor floor level mark does not exceed 28 meters, staircase to allow waste wires, if ugunsreakcij is not lower than class A2-s1, d0 and if it is not inconsistent with the municipal local building regulations. If the waste is managed ugunsreakcij class of construction products is lower than A2-s1, d0, it deploys a separate fireproof room.
131. (iii) the use of structures and institutions escape ladders may not be scrolled woodwork, if the average outlet diameter is less than 1000 mm. narrower side steps shall not be less than 220 mm. width of the ladder shall be fixed in accordance with the required width of the escape route.
132. Stairway evacuation routes shall be equipped with handrails.
133. Ugunsaizsargāt smoke in the stairwell of the output level of each floor of the outer containment design provides for the opening of the box.
134. Built in that top floor floor level mark not exceeding eight metres and ugunsaizsargāt in the stairwell of the exterior walls on each floor is not open output column of smoke, smoke output column down the staircase to the upper area with a free opening area is at least 5% of the landing area and not less than 1 m2.
135. If a stairway in ugunsaizsargāt don't smoke output of this box was 133 et seq., and 134. requirements referred to in paragraph 1, lay down the stairwell dūmaizsargāt.
136. The staircase is not allowed in internal walls to column (except for the door).
137. the front staircase width must be less than the minimum means of escape width established in this paragraph 120 et seq.
138.1. type dūmaizsargāt in the stairwells with exit from the floor through the external zone separated from the stairwell door to Windows must be not less than two metres.
139. it is not allowed to lift output to provide for the type 1 dūmaizsargāt in the stairwells.
140. Box (against the external evacuation stairs, intended as a means of escape from the building floors, as well as the construction of fire performance of external delimiting) fills two meters from the stairs required fire resistance EI-30 at least.
5.3. Escape route length 141. Escape route and calculate the area of the space per user, determined in accordance with table 6 of the annex to the et seq. Escape route from the dead-end area defined as 50% of this annex table 6 et seq within the specified distance. If the escape path length exceeds this annex 6 et seq., the distance specified in table form a protected escape route.
142. the escape route of the premises, that area is not larger than 50 m2, to escape to the exit of the room determines the exit doors when they open in the direction of escape.
5.4. the dimensions of the escape route 143. the minimum width of the escape route of at least 1.20 meters, but medical and care facilities – at least 1.80 metres. The width of the escape route allowed reduced to one metre if provided for up to 50 people evacuated.
144. If the number of evacuated from space or from one floor situated 250 users telpāmpārsniedz, escape route width for each summary next 100 users increased by 50 cm. 145. Calculating the width of the escape route, taking into account the width of doors sash, which opens from the premises to escape routes and can interfere with the use of the escape route, reducing the width of the escape route of the laws. In this case, the calculation of the corridor width of the escape route width calculation shall be reduced by: 145.1. half of the width of the door, if door is located on one side of the corridor;
145.2. width of the door, if door is located on both sides of the Hall stage, which is less than twice the width of the corridor.
146. the escape route the free height of at least two metres, and height are not allowed in any obstacles. The height of the escape route the basements where the intended stay of no more than five users is at least 1.90 metres.
5.5.147. Means of escape door door: 147.1. the escape direction, except the door will construct, the parts or areas where the number of users is less than 25, or a door that leads to a different fire compartment;
147.2. interfere with users with disabilities to use appropriate means;
147.3. in the event of fire is opened without keys or other cues (without electronic keys), except the door that separates the staircase of the flats;
147.4. are equipped with a pašaizvēršan mechanism, except for the apartment door.
148. Fire double doors equipped with pašaizvēršan the mechanism of successive close door sash. 
149. free height of the door of escape and exit at least two meters. The height of doors and passages leading from the technical field, in which a stay of not more than five users, allowed to reduce to 1.9 meters, but the door to the attic or roof exits – up to 1.5 metres. Door free width at least 0.9 metres.
150. in paragraph 147 of this et seq, the above requirements shall not apply to the use of III structures with specific internal mode as well as on structures that housed persons which the competent authorities have restricted freedom of movement. These facilities must be made for other measures that ensure people's evacuation in case of fire.
151. when the evacuation for one fire compartment to another, going from the fire safety direction is the partition in which you can stay in a larger number of users.
152. The staircase door minimum fire resistance and ugunsreakcij of construction class specified in this annex 1 et seq., and in table 2. Built in that top floor floor level mark more than 28 metres, stairwell fire doors EI-60 at least.

153. If the shipbuilding structures built in the fire door according to the form of administration or technology requirements must be made for the open position, automatic devices, which in the event of fire, ensure the door closing after receiving the signal of the automated fire protection systems.
154. the Evacuation routes and exits must not be constructing sliding, retractable (drop-down) and the rotating door (except the front door if they are provided the option of manually open evacuation). Constructing a rotating door, opened the door, in addition provides for the construction, ensuring minimum means of escape for the dimensions.
155. Fire doors, which built the fire building (except the technical room door and apartment door) be equipped with a pašaizvēršan mechanism.
156. External fire doors and ugunsreakcij of construction class is not predetermined (except door located on the fire wall, and a door leading to the external evacuation stairs).
5.6. Firefighter elevators built in which 157. higher-floor floor level exceeds 50 meters mark, provide at least one firefighter elevators. Requirement does not apply to structures or parts of structures that reside permanently.
158. Firefighter lifts designed and built under the following conditions: 158.1. fire elevator shafts are fireproof separated from other facilities, including those in other meanings of the elevator shaft;
158.2. elevator Firefighter's size is at least 1.1 x 1.4 meters;
158.3. each fire elevator berth is equipped with a fire hall.
159. the main boarding floor firefighter lifts are building main entrance floor providing direct fire separated entrance from the outside or through the foyer, where the ugunsslodz is not greater than 300 MJ/m2.
5.7. the evacuation avārijapgaism and 160. avārijapgaism evacuation signs are part of avārijapgaism, which provides illumination during the evacuation of people, if not running pamatapgaism.
161. avārijapgaism evacuation shall be: 161.1. built in that top floor floor level mark more than 28 metres,-protected evacuation routes;
161.2. escape routes, including the protected escape routes, where the number of evacuated 50 people and more;
161.3. II, III, IV, V, and IV use space structures or, if it is located at more than 100 people.
162. Means of escape for the evacuation of at least 50 people, equipped with illuminated in the designated evacuation routes.
163. Evacuation lighting network and back-lit designating evacuation routes are connected to two independent power sources.
6. Construction of 164 dūmaizsardzīb. to fire smoke spread or limited provide smoke output of the rooms, the building provides: 164.1. automatic air excess in the system;
164.2. the smoke output of the column;
164.3. automatic smoke discharge systems;
164.4. non-automatic smoke output system.
165. the excess of an automatic air system provides: 165.1.  2. type dūmaizsargāt in the stairwells;
3. type dūmaizsargāt 165.2. the stairwell fire hall;
elevator shaft construction of 165.3. with dūmaizsargāt of staircases;
165.4. elevator located in the Hall built by the dūmaizsargāt in the staircases, if not for the elevator shaft in excess dūmaizsardzīb automatic system;
165.5. protected escape routes, with no output column of smoke;
165.6. I, II, III, IV, IV, V, VI and VII of usage will construct, which is a higher-floor floor level mark more than 28 metres and dūmaizsargāt in the stairwell protected escape paths.
166. This was 165.2 et seq., 165.4., 165.5. and 165.6. in the areas referred to in the automatic air excess system provided in the floor, where fire has occurred.
167. The smoke output column requires the construction of fire protection in each compartment floor.
168. the distance from the fire compartment or any point floor to smoke output column must not exceed 15 metres. Smoke output column of minimum area is at least 0.5 m2.
169. In a separate room away from any point to the output columns of smoke can increase up to 30 metres, where the smoke output column is the total area of at least 0.2% of the protected area and its space is higher than two meters from the floor level.
170. no automatic smoke output scheme: 170.1. fire protection compartment floor and a room where you don't smoke output columns that correspond to the 168 et seq., or in paragraph 169 above requirements;
170.2. stage with šņorbēniņ;
170.3. the underground floors that lower floor the floor is less than four meters from the ground in the middle grades level.
171. In rooms where not possible an automatic smoke output system with natural output, made smoke output systems with mechanical or manual traction compensating air supply.
172. Automatic smoke output scheme ātrijo.
173. The smoke output may exclude from: 173.1.  (VI) use premises premises where ugunsslodz does not exceed 600 MJ/m2;
173.2. other premises with an area of 50 m2, which ugunsslodz does not exceed 300 MJ/m2;
173.3. premises through which does not happen if the evacuation of people in the ugunsslodz not exceed 300 MJ/m2;
173.4. open structures;
173.5. ugunsnoturīb stage U3 structures.
7. automatic fire protection systems and equipment 7.1 General requirements 174. According to the construction or use of space and space programming provides the following automatic fire protection systems and devices: 174.1. the autonomous fire detector;
174.2. automatic fire detection and alarm systems;
174.3. automatic voice notification system of fire;
174.4. automatic fire-fighting systems, automatic cooling system and automatic fire extinguishing water cover;
174.5. automatic air excess in the system;
174.6. automatic smoke output system.
175. automatic fire protection systems independently and interact with other engineering systems provides the legislation functions in automatic and in manual control mode.

176. automatic fire protection system alarm, damage, locking devices and the system automatically transmits the signals to the control and signalling devices (control), which constantly monitors staff. If the control and signalling unit (console) that constantly monitors the personnel not located with this system one securable object, an alarm transmission to a protected building facades visible light and sound the alarm device, which is placed at least 2.5 metres above the Earth's surface (floor) level.
177. Automatic fire protection systems ensure: 177.1. continuous 24-hour operation, the supervising (standby) mode;
uninterrupted power supply 177.2. from at least two sources of supply of electricity, and power supply installation provides fire protection, which in the event of fire, provide for at least 30 minutes long operation of the system;
177.3. supervising mode and modes of operation-control (start) circuit, the power supply source (primary and backup) and loop control automatic uptime with acoustic and Visual alarms.
178. In explosive and chemical aggressive environment in automatic fire protection systems and installation of the device used for the installation and operation of the environment concerned.
179. the control and signalling devices (control) placed in easily accessible places (premises), preferably on the ground floor of the building or the CAP floor.
180. automatic fire protection system type (type) specifies the principal task of the design according to the laws and equipment manufacturer specifications.
181. automatic fire protection systems for voice, sound or Visual signalling devices may not predict will construct and maintain the premises in which the person to whom the competent authorities have restricted freedom of movement, as well as treatment and care facilities in rooms that stay in people who are unable to evacuate themselves. Notification of such fire projects and facilities provided under the design task.
7.2. the requirements for fire detectors autonomous 182. Autonomous fire detectors: 182.1.  I use the built in. Each apartment provides at least one autonomous fire detector, which responds to the smoke;
182.2. (II) and (iii) the use of structures and spaces that are not more than 10 accommodation places. Detectors placed in premises intended for sleeping.
183. The autonomous detector shall be installed according to the manufacturer's specifications and design task.
184. The autonomous fire detector can be replaced with an automatic fire detection and alarm system or fire detectors that are connected to other systems of control and signalling devices (control).
7.3. the requirements for automatic fire detection and alarm systems 185. Automatic fire detection and alarm systems provide for: 185.1.  (II) and (iii) the construction and use of space, with more than 10 accommodation places;
185.2. II, III, IV, V, and IV use structures and spaces the floor total area greater than 200 m2;
185.3. structures uses VI (except tanks) and spaces exceeds 50 m2 in area and which provides petroleum, petroleum products and other flammable substances, spilling the liquid, packing or storage service;
185.4. VI and VII of structures and spaces the floor total area greater than 1000 m2 and that ugunsslodz is greater than 300 MJ/m2;
185. Another area of automatic system of management, which, according to the regulations and the design task requires the automatic control mode.
186. Automatic fire detection and alarm systems may not provide open structures and low-rise residential house inadequacy.
187. Automatic fire detection and alarm system design, providing automatic fire detection and alarm signal transmission in each room of this et seq, paragraph 185 constructions, except: 187.1. sanitārtehnisk and technical rooms, of which the ugunsslodz is less than 25 MJ/m2;
187.2. utilities shafts;
187.3. stores where the volume is less than 20 m3.
188. the structures that provided for the automatic fire detection and alarm systems installation, protected escape routes and stairwells fitted in fire detectors that react to smoke.
189. in the case of detection of fire automatic fire detection and alarm system sends a signal to other fire fighting engineering system management according to laws and regulations and the design task.
190. Automatic fire detection and alarm systems may not provide spaces in which they perform such other functions for automatic fire protection system, subject to paragraph 191 et seq requirements.
7.4. the automated voice notification systems fire 191. automatic voice notification system provides fire: 191.1.  II, IV, V, and IV use built in that top floor floor level mark more than 28 metres or at a time more than 500 users;
191.2. (iii) usage, which will construct the highest floor floor level mark exceeds eight metres and have at least 50 accommodation places;
191.3. Museum and exhibitions in buildings and facilities, with a total area of over 1000 m2.
192. The automatic voice notification systems of fire this was referred to in paragraph 191 et seq constructions projects, providing voice communication alarm intelligibility in each room where you can find people.
193. Built in, which the top floor floor level mark does not exceed 28 meters, automatic voice notification system of fire may provide notification area, at the same time publicity over several floors. Built in that top floor floor level mark more than 28 metres, one notification area must not be greater than the construction of one floor.
194. Built in that higher-floor floor level mark more than 28 meters, automatic voice notification systems of fire designed to fire in automatic and floors in manual control mode can be reported in the following order: 194.1. notification area floor, where the fire;
194.2. notification area above the floor where the fire;
194.3. in other areas of notification.

7.5. the requirements for automatic fire-fighting systems, automatic water cooling systems and automatic fire extinguishing water visors 195. automatic fire-fighting systems: 195.1. fire compartments above this area table 3 of the annex to the et seq of the specified maximum;
195.2. I use the built in, which the top floor floor level exceeds 75 meters mark;
195.3. constructions (except I use shipbuilding) whose top floor floor level mark above 50 metres;
195.4. construction of underground floors that the area is greater than 1000 m2 and a lower floor the floor is less than four meters from the ground in the middle grades level;
195.5. structures, premises or parts of premises (according to the design task) containing unique exhibits, materials, manuscripts, editions, catalogues, descriptions, reviews, and equipment, as well as other particularly valuable documents and information;
195.6. (IV) the use of the fire safety construction partitions that contain the viewer stands with at least 5000 seats if the low podium has premises on which ugunsslodz is greater than 300 MJ/m2;
195.7. IV usage will construct that is the stage with šņorbēniņ, if one fire compartment is at least 800 seats or stage area of over 120 m2, anticipating the scene bin stage and the premises of the zemskatuv automatic fire sprinkler and drencher systems;
195.8. VI use construction fire compartments intended for oil, oil products and other flammable substances, spilling the liquid, packing or storage, and the area is greater than 300 m2;
195.9. IV usage will construct that higher-floor floor level mark exceeding eight metres of fire sections, the area of more than 5000 m2;
195.10. Vii usage will construct fire compartments, which provided for the deployment of at least 25 vehicles with lifts, and other transport facilities vehicle;
195.11. petroleum, petroleum products and other flammable substances in surface reservoirs with a capacity greater than 5000 m3.
196. automatic fire-fighting systems may not provide the open projects.
197. the structures and spaces for other automatic fire protection system installation, turn on the system in action in automatic control mode provided with the appropriate laws and regulations and the design task.
198. automatic water cooling system and automatic water screen provides fire safety design and column boundaries of protection according to the regulations and the design task. 
199. If the water source for fire fighting can not provide the needed water pressure automatic fire-extinguishing systems, automatic fire extinguishing water cover and automatic cooling system, provide at least two (and replacement) for independent fire pumps or pumping groups. Each single pump or pump group provides the necessary fire-fighting water pressure and flow. At least one of the pump or the pump group in automatic fire-fighting systems shall be with the internal combustion engine or fire pump supply provides power to the internal combustion engine. Electric generator automatically provides power supply for fire pump, if the pump is obstructed during operation of the power supply network.
200. This was 195.1., et seq., 195.3 195.2.,.,., 195.5 195.4 195.7., 195.8. and 195.10. subparagraph constructions and rooms must have a water sprinkler and water drencher type automatic fire extinguishing systems (except buildings and premises in which a fire deletion with water will not be possible or will be ineffective, and which should provide for a different type of automatic fire fighting system, which does not reduce the safety of the evacuation of the people).
7.6. the requirements for automatic smoke discharge systems and automatic systems of air excess 7.6.1.201. General requirements for automatic smoke output system and automatic system of air excess must be at least 30 minutes of continuous operation in the event of fire, ensuring the system of supply chain management and control of fire protection. 
202. Automatic air excess air intake system, automatic discharge system of smoke smoke output and air intake project suggested that the smoke from the building needs to be drained (recirkulēt) back to the burning building and neighbouring structures.
7.6.2. the requirements for automatic air excess pressure systems and for automatic smoke discharge systems 203. Automatic air excess systems provides automatic management of the signal generated by: 203.1. automatic fire detection and alarm systems;
203.2. automatic sprinkler fire-fighting system;
203.3. manual remote control and distance control device arranged evacuation routes at the exit from rooms protected by this system, and areas where there is the system of management and control consoles.
204. The automated smoke discharge systems provides automatic management of the signal generated by: 204.1. automatic fire detection and alarm systems;
204.2. automatic sprinkler fire-fighting system;
204.3. with a manual remote control from a distance the controls arranged evacuation routes at the exit from rooms protected by this system, and areas where there is the system of management and control consoles.
205. automatic discharge system of smoke smoke smoke valves and hatches provide space on top of not less than 80% of the room height.
206. Automatic compensation of air feeding openings or provide space at the bottom of the box.
207. Ātrijo, higher than 24 metres, provides for automatic smoke output systems with mechanical or manual traction compensating air supply.
8. Non-automatic fire protection systems 8.1 General requirements 208. According to the construction or use of space and space programming made for such non-automatic fire protection systems: 208.1. non-automatic fire-fighting system;
208.2. non-automatic water cooling system;
208.3. non-automatic fire-water shield;
208.4. non-automatic smoke output system.
209. Non-automatic fire-fighting systems can be replaced with automatic fire-fighting system. 

8.2. Requirements for automatic fire-extinguishing system, automatic water cooling systems and automatic water fire visors automatic fire Not 210. the system shall provide for: 210.1. petroleum, petroleum products and other flammable substances in surface reservoirs with a capacity of 3000-5000 m3;
210.2. oil and other flammable substances spilling, liquid filling and the railway civil engineering (estakād), which is greater than 100 metres;
210.3. tanker offshore technological areas.
211. Non-automatic water cooling systems provide for petroleum, petroleum products, gas and other flammable substances in surface reservoirs, whose walls are higher than 12 metres.
212. Non-automatic fire-fighting water cover made for the tanker berths to prevent fire from spreading between tankers and the wharf.
213. Non-automatic fire-fighting systems, non-automatic water cooling system and automatic fire water protection projects according to regulations and the design task, this system provided by the manual control devices located at the civil engineering works or protected space in which this system of management and control consoles.
8.3. Requirements for automatic smoke discharge systems for automatic smoke Not 214. output system provides remote control manual with distance control devices arranged evacuation paths, each floor at exits from spaces protected by this system, and areas where there is the system of management and control consoles.
215. no automatic smoke output system operation in the event of fire, provide at least 30 minutes, providing the electrical supply system, management and control of the fire protection chain. 
216. Non-automatic discharge system of smoke smoke smoke valves, hatches and other smoke output of the openings made for space took the top not lower than 80% of the room height. This requirement does not apply to staircases.
217. no automatic smoke output system of compensating air openings or column of passing down the bottom of the room.
218. the premises above 24 meters, down the smoke discharge systems with mechanical or manual traction compensating air supply.
9. the lightning protection lightning protection system fitted 219. to prevent structures and their construction in fire lightning discharge.
220. Lightning protection level and the installation need shall be determined taking into account the characteristics of the construction and risk criteria.
221. Lightning protection project in accordance with the laws and regulations governing the internal wiring of the building construction.
222. the installation of lightning protection is mandatory for structures that contain explosive atmospheres.
Economic Minister a. camphor annex Latvia LBN 201-10 et seq of the "structure fire" (approved by Cabinet of Ministers of 28 June 2011 regulations No 820) structures of the reaction in table 1 structural fire resistance premises no PO box
Building a minimum fire resistance of structures of structures depending on the structure of the U1 U2 U3 ugunsnoturīb degrees of U1b U2 U1 's U2b 1. Mounting wall and staircase walls REI REI REI REI 120 * 60 60 30 is not predetermined 2. other fire separated the space delimited by construction ***** HEY HEY HEY HEY 60 60 30 30 is not a predetermined column 3 REI 120 30 R60 R60 * ** R ** is not predetermined landing in the 4. , beams, put, R R R 30 60 steps 60 R 30 is not predetermined 5. Stairwell horizontal delimited construction R R R R 60 60 30 30 is not predetermined 6. Divisions, including 60 REI REI REI erkero of 30 60 REI is not predetermined 7.30 Composite hood *** R R R R 60 60 30 30 is not predetermined 8. Roof bearing constructions *** R R R R 15 30 15 15 9 is not predetermined. Fire resistant REI 180-M wall REI 120-M
REI REI 60 60-M-M-M 10.60 fire resistance REI hold the delimited structure REI REI REI REI 60 60 120 180 REI 60-M 11. Doors, Windows, gates, hatches and valves fire walls and fire containment structures bin **** HEY HEY HEY HEY 60 60 30 30 30 12 box HERE fill the separated space fire containment structures ***** EI EI EI EI 30 30 30 30 is not predetermined 13. Stairwell door ***** EI EI EI EI 30 30 30 30 is not 14. standard balcony, terraces, galleries, its structural R R R R 15 30 15 30 notes is not predetermined.
1. the degree of I ugunsnoturīb U1 uses a built in that top floor floor level is from 50 to 75 metres of load-bearing walls and stairwell wall and column resistance is at least REI 180.2. * single deck and ugunsnoturīb degrees of U1b U2b will construct the minimum fire integrity of the columns is not regulated when the column of ugunsreakcij construction of at least class A2-s1, d0.
3. *** and ugunsnoturīb degrees of U1b U2b structures which higher-floor floor level up to 8 metres, the joined roof building, the minimum fire integrity is not regulated, if incorporated in the construction of the roof (excluding the roof cover and steam insulation) ugunsreakcij of at least class A2-s1, d0.
4. the application of the Latvian et seq of the LBN 201-10 "structure fire" (hereinafter et seq) 52.2. subparagraph termoizolētīb of the pointer (I) can be replaced with heat radiation limit pointer w. 5. Roof mounting structure are status, bus, dragonfly and koptur; no roof lathing bearing design.
6. the vulnerable steel construction with a wall thickness of at least 0.8 mm, fire resistance is R15.
7. the application of paragraph 49 et seq, termoizolētīb pointer (I) can be replaced with heat radiation limit pointer w. table 2 minimum of construction ugunsreakcij class no PO box
Constructions of building Structures of construction of the minimum ugunsreakcij class depending on the structure of the U1 U2 U3 ugunsnoturīb degrees of U1b U2 U1 's U2b 1. Stairwell A1 A1 A1 A1 of the wall are not predetermined 2. Load-bearing walls and framed column A1 A1 A2-s1, d0 * B-s2, d0 3 is not predetermined landing, beams, stairs, let A1 A1 A2-s1, d0 A2-s1, d0 is not predetermined 4. External walls A2-s1 A2-s1, d0, d0 B-s1, d0 is not predetermined is not predetermined 5. Stairwell horizontal delimited structure A1 A1 A2-s1, d0 A2-s1, d0 is not predetermined Intermediate 6 floors and the roof incorporated A1 A2-s1, d0 B-s1, d0 *** B-s2, d0 *** is not predetermined 7. Roof support building A2-s1, d0 A2-s1, d0 is not predetermined is not predetermined is not predetermined 8. Fireproof wall and fire partition delimited structure A1 A1

A1 A2-s1, d0 A2-s1, d0 9. Fireproof separated space delimited design A2-s1, d0 A2-s1, d0 B-s1, d0 B-s1, d0 not intended 10. Doors, Windows, gates, hatches and valves 10.1. fire compartment delimited structures A2-s1, d0 A2-s1, d0 A2-s1, d0 A2-s1, d0 A2-s1, d0 10.2. fire separated space delimited structure B-s1, d0 B-s1, d0 B-s1, d0 B-s1, d0 not intended for balcony and Loggia of the 11. , patio and galleries bearing structures A2-s1, d0 A2-s1, d0 B-s1, d0 *** B-s1, d0 *** notes are not predetermined.
1. the requirements contained in the Table refers to the building, but not finishing.
2. use V built in that top floor floor level is 8 to 14 meters, allowed to reduce the load-bearing walls and framed column ugunsreakcij class to B-s1, d0, if: 1) allows users to evacuate the building at least two separate and different sites deployed evacuation exits;
2) in each room where people can stay permanently, is intended to open the column (subsection 3.3 et seq), which achieved by fire-rescue technique (aerial lifts);
3) all premises must be equipped with an automatic fire-extinguishing systems (sprinklers).
3. Allowed to use materials that ugunsreakcij class is lower than B-s1, d0, where shelter (aligned roof) structure from the bottom is protected with ugunsreakcij materials, which at least class A2-s1, d0.
table 3 maximum fire partition area construction use shipbuilding Ugunsnoturīb, the degree of higher-floor floor level mark (m) fire protection compartment maximum surface area (m2) (I) above 28 2500 U1 U1 to 28 5000 U1 to 8 is not limited to 8 5000 U1b U2 to U3 8 1600 28 2500 U2b to 8 2500 to II, over 28 5000 g U1 U1 to Station up to 8 15000 U1b 28 10000 to U2 to 28 5000 U2b 8 5000 to U3 8 2500
up to 8 1600 (iii), (IV) the U1 over 28 5000 U1 to Station up to 8 15000 U1b 28 10000 to U2 to 28 2500 U2b 8 5000 up to 8 1200 U3 to U1 IV 8 800 is not limited to 8 20000 to 10000 U1b U2 to U3 to 8 1600 28 5000 U2b 8 2500 VI, VII U1 is not limited not limited If ugunsslodz is less than 600 MJ/m2, 10000 if ugunsslodz is from 600 to 1200 MJ/m2 (including) 5000, if ugunsslodz is over 1200 m2 to 8 MJ/U1b is not limited if ugunsslodz is less than 600 MJ/m2, 10000 if ugunsslodz is from 600 to 1200 MJ/m2 (including) 5000, if ugunsslodz is over 1200 MJ/m2 U2 to 28 10000 If ugunsslodz is less than 600 MJ/m2 5000, if ugunsslodz is from 600 to 1200 MJ/m2 (including) 2500, if ugunsslodz is over 1200 m2 to 8 5000 MJ/U2b, if ugunsslodz is less than 600 MJ/m2, if 2500 ugunsslodz is from 600 to 1200 MJ/m2 (including) 1600, if ugunsslodz is over 1200 m2 to U3 8 2000 MJ/note. If the installed automatic fire-fighting system, the following table lists the maximum fire protection compartment area can double.
table 4 Ugunsreakcij and combustion properties of classes of the comparison group, no PO box
Ugunsreakcij-class group of Burning according to laws and regulations 1.
A1FL 2 A1, degtnespējīg.
A2-s1, d0 A2FL-s1 hard combustible 3.
B-s1, d0, d0 Bs2; Bs2, d1; Bs2, Bs3 d2, d0; Bs3, d1; BFL-s1 Bs3, d2; BROOF (t1) hard combustible 4.
C-s2, d1; CFL-s1-s2 D, d2; D-DFL-s1 s1; (E); E-d2; (F) EFL; FFL; FROOF (t1) combustible table 5 requirements for exterior wall thermal insulation systems and materials construction Construction of the higher degree of ugunsnoturīb-floor floor level mark (m) minimum of construction ugunsreakcij class not facades ventilated ventilated facades thermal insulation external finish insulation system with external finishes in the external insulation finish U1 A2-s1, d0 A2-s1, d0 A2-s1, d0 A2-s1, d0 A2-s1, d0 up to 8 U1b (inclusive) B-s1, d0 A2-s1, d0 B-s1, d0 A2-s1 B-s1, d0, d0 * U2 to 28 (inclusive) variant A B-s1, d0 or E-d2 with the splitter bars *** A2-s1, d0 B-s1, d0, d2 or C-s2 with the splitter bars *** A2-s1, d0 or B-s1, d0 with splitter bars *** B-s1, d0 * option (B) A2-s1, d0 B-s1, d0 up to 8 (including) variant A C-s2, d1 or d2 with separating E-bars *** A2-s1, d0, d2 (B) D-s2-s1, d0 (D)-s2 variant B, d0 B-s1, d0, d2 to C-s2 U3 8 (inclusive) are not predetermined predetermined predetermined is not is not is not predetermined predetermined notes.
1. Thermal insulation system is multilayered outer thermal insulation in the law "on conformity assessment".
2. Outer wall external finishes allowed to use Bs1 ugunsreakcij, d0 class materials with a maximum area in one plane not exceeding 200 m2 of the total surface and the horizontal limit of at least A2-sl, d0 ugunsreakcij class of the Division of construction zones intermediate level.
3. Fire splitter bar/barrier placed in the fire protection compartment of the intermediate level of the shelter, but not less frequently than every two floors. Fire bar minimum height is 200 mm, thickness of the facade is a thermal insulation layer thickness, it is generated from the A2-s1, d0 class ugunsreakcij construction products (including trim).
4. the requirements for the degrees of structure ugunsnoturīb U2 no ventilated facade of exterior wall thermal insulation and exterior trim ugunsreakcij class may in two versions – depending on the multi-layer thermal insulation construction.
5. U2 atbalstkonstrukcij ugunsnoturīb grade structure (frame), which strengthens the external thermal insulation construction, ugunsreakcij at least class C-s2, d1.
6. U2 ugunsnoturīb grade structures where the top floor floor level mark is up to 14 metres, exterior trim atbalstkonstrukcij (carcass) allowed from construction products, which ugunsreakcij at least class D-s2, d2, if used for the insulation of ugunsreakcij construction of at least class A2-s1, d0.
7. U1 ugunsnoturīb grade structures and U2 ugunsnoturīb grade structures where above-floor floor level is over 8 meters, the external thermal insulation materials, the ugunsreakcij class which is below B-s1, d0, allowed to use the base, which ugunsreakcij of at least class A2-s1, d0.
table 6 maximum escape route length and area of the space per user no PO box
Buildings use the maximum distance to the nearest escape exits (m) maximum distance between escape exits the calculated space area (m2) per user 1.
I use: 1.1.
one means of escape is 30-10 1.2.
two or more evacuation routes 45 90 10 2.
(II) the use of a 30 60 10 3.
(Iii) use 30

60 10 4.
(IV) use: 4.1.
trading spaces * 4.2 45 90 3.
entertainment and public event rooms – halls without 1.0 45 90 seats or under the design task number specified in 4.3.
Another use of IV built by design task 45 90 according to the intended number 4.4.
(IV) the use of appropriate design 30 60 the task number 5.
Use 45 90 10 6 v.
Use VI and VII ** 90 180 under the process conditions notes.
1. The calculation shall take into account the area that is not occupied by commercial and technological equipment.
2. VI and VII of usage will construct explosive or ugunsslodz over 1200 MJ/m2 the maximum distance to the evacuation routes to cut in half.
table 7 the minimum spacing between buildings fire protection engineering degree structures ugunsnoturīb ugunsnoturīb U1 U2 U3 of degree 6 m 7 m 8 m U1 U2 U3 7 m 8 m 9 m 8 m 9 m 10 m note. The distance between buildings considered as distance between walls or other impermeable constructions. If the building outer wall structures are projections that are larger than 1 meter, for fire safety distance is taken away from these structures.
Economic Minister a. camphor