IT ' S SMART

Process of mapping of water resources

under the scale of 1:50,000

_____________

The Water Resources Law. Stain. 17 /2012/QH13 June 21, 2012;

Base of Decree Stain. 21 /2013/NĐ-CP 3 March 2013 of Ch I'm The government rules the functions, duties, powers, and organizational structures of the Ministry of Natural Resources and M. cell The school.

Base of Decree Stain. 24 /2009/NĐ-CP 05 Ah! The Government of the United States is 3 years 2009. i and the law enforcement of the Law of the Executive Code of the Law of the Law;

At the suggestion of the Director of the Bureau. What? the water resource, Director of the Center for Water Planning and Investigation, the head of the Department of Science and Technology and the Chief Legal Affairs Department;

The Minister of Natural Resources and the Environment of the Environment issued the Technical Regulation of Water Resource mapping under the land at 1:50,000,

Chapter I

GENERAL REGULATION

What? 1. The tuning range and subject apply

1. This information specifies the content, the rules, the products of the 11:50,000 water resource map of the projects, the project, the mission of investigation, the assessment of the water resources of the soil.

2. This information applies to state governing bodies of water resources, organizations and individuals who implement a map of water resources under the land at 1:50,000.

What? 2. The purpose of establishing a water resource map under the land ratio 1:50,000

1. Show the results of the investigation work, evaluate the water resource below the ratio of 1:50,000 or results of the investigation, the assessment at greater rates.

2. Serve the state management of water resources and mining management using soil water resources in the provinces, the Central City and the Inland River basin (the internal river basin is determined by Decision No. 341/QĐ-BTNMT today). March 23, 2012 of the Minister of Natural Resources and Environment on the promulonation of the Inland River Basin.

3. As the basis for the planning of underground water resource planning and economic-economic development in the provinces, the central city and the interior of the inner river.

4. Service for the needs of extraction, use of information for industries, local, organization, individuals associated with mining operations and the use of water resources.

What? 3. The background map in the map of the map of water resources under the land ratio of 1:50,000

1. The 11:50,000 water-based water resource map is established on the basis of the topographic map and the hydrographic geological map at the same rate or greater proportion.

2. The terrain is a 1:50,000 proportional terrain map (the VN2000 coordinate system) or the greater proportion is compiled in a 1:50,000 rate set by the Ministry of Natural Resources and Environment.

3. Hydrographic geology is a 1:50,000-rate hydrographic map or greater proportion of 1:50,000. Hydrographic geology is the base for determining distribution, water levels, chemical composition, and water extraction of water-based water resources, which define stratigraphic substratification, water-containing structures.

4. The case where the map of the map is not available to a hydrographic geological map, which is required to investigate the drawing, mapping the hydrographic geology of sufficient information to ensure the mapping of water resources in the soil.

What? 4. Technical test work, product collection

Technical testing, production of products carried out by the current regulation of the Ministry of Natural Resources and Environment.

What? 5. Product forms

1. The product map of water resources under the land ratio 1:50,000 includes:

a) the map of the waters of the earth;

b)

-A map of the reality of the water resource in the earth.

-The map of water in the earth.

-The submarine module map.

c) A theory of the map of water resources in the earth;

d) Annex: aggregate tables, aggregate census results, detailed configuration of water-containing structures and administrative divisions; catalogue lists of points investigated details and other information. Cutting-face drawings, different graffiti.

2. The product map of the water resources under the land ratio of 1:50,000 is published in the form of paper and digitization.

What? 6. The mathematical basis of the water resource map under the land rate 1:50,000

1. The ratio of water resources under the ratio of 1:50,000 was established in the VN2000 National System and System (UTM, ellipsoid WGS84, 6th zone). ⁰ , the shape-deformation coefficient. ₀ = 0.9996).

2. The axis of the axis of the map of the water resource under the scale of 1:50,000 is determined in table 1.

Table 1. K i Yet What? n axis A i What? U

Order Number	K i Left Line	Axis lines	The right side of the line
Zone 48	102 0	105 0	108 0
Zone 49.	108 0	111 0	114 0
Zone 50	114 0	117 0	120 0

3. The map frame, line grid, the line of the map of the water resource under the land ratio of 1:50,000 represents both grid and grid systems, the line and the grid of kilometers and according to the current regulation of the topographic map of the equivalent ratio.

4. In case the map is established for the local, the topographic mapping system will use the axis-based projection zone in accordance with the geographical location of each province, the Central City of Central as in table 2.

Table 2.

TT	Wake up	Gr All right	TT	Wake up	Gr All right
1	Lai Chow	103 0 00 '	33	Money Jiang.	105 0 45 minutes.
2	Electric	103 0 00 '	34	Tre Tre	105 0 45 minutes.
3	Polish Paint	104 0 00 '	35	Navy	105 0 45 minutes.
4	Patience.	104 0 30 minutes.	36	TP. Ho Chi Minh	105 0 45 minutes.
5	Coffee!	104 0 30 minutes.	37	Pacific	105 0 45 minutes.
6	Lao Cai	104 0 45 minutes.	38	Declaration of view	106 0 00 '
7	I Don't Know.	104 0 45 minutes.	39	Peace	106 0 00 '
8	Anhui	104 0 45 minutes.	40	Square	106 0 00 '
9	General	104 0 45 minutes.	41	"	106 0 15 minutes.
10	Anjiang	104 0 45 minutes.	42	Happy.	106 0 15 minutes.
11	Bar	105 0 00 '	43	North	106 0 30 minutes.
12	Eternity.	105 0 00 '	44	Yuan	106 0 30 minutes.
13	Miss Jiang.	105 0 00 '	45	North Jiang	107 0 00 '
14	The Tower.	105 0 00 '	46	The Emperor of Huế	107 0 00 '
15	Poetry.	105 0 00 '	47	Ta-shan	107 0 15 minutes.
16	Silver Liao	105 0 00 '	48	Kon Tum	107 0 30 minutes.
17	Hanoi	105 0 00 '	49	-Yeah.	107 0 45 minutes.
18	Security	105 0 00 '	50	Copper Nai	107 0 45 minutes.
19	Hà Nam	105 0 00 '	51	Mrs. Rg.	107 0 45 minutes.
20	Jiang.	105 0 30 minutes.	52	South	107 0 45 minutes.
21	Oceanyang	105 0 30 minutes.	53	Lin	107 0 45 minutes.
22	Jing Jing	105 0 30 minutes.	54	Da Nang	107 0 45 minutes.
23	Beijing	105 0 30 minutes.	55	Square	108 0 00 '
24	Yen	105 0 30 minutes.	56	Security	108 0 15 minutes.
25	Pacific	105 0 30 minutes.	57	Khanh	108 0 15 minutes.
26	Southern	105 0 30 minutes.	58	Normal	108 0 15 minutes.
27	Western Ninh	105 0 30 minutes.	59	Bắc Lắc	108 0 30 minutes.
28	Eternity	105 0 30 minutes.	60	-Yeah.	108 0 30 minutes.
29	The moon.	105 0 30 minutes.	61	Yen	108 0 30 minutes.
30	Pleasure.	105 0 30 minutes.	62	The Lai.	108 0 30 minutes.
31	High	105 0 45 minutes.	63	Shun	108 0 30 minutes.
32	Long An	105 0 45 minutes.

Chapter II

CONTENT MAP OF THE WATER RESOURCES UNDER THE GROUND 1:50,000

What? 7. Background elements

1. The terrain of the terrain

On the map of the water resource below the ratio of 1:50,000 must ensure the following of the following terrain elements:

a) The basis of the mathematical basis: the map name, the grid frame, the external elements;

b) The terrain class: field lines, high points, high value values;

c) The class of water: rivers, streams, lakes and their names;

d) The transport class: roads, railways, bridges and their names;

The population of the population: the residential area, the population of the population;

e) Administrative class: the headquarters of the district, the province; the name of the administrative unit;

g) boundary layer: district boundaries, prefectures, borders, sub-watershed boundaries and river basins.

Details of the terrain elements must comply with regulations in geographic information regulations issued by the Ministry of Natural Resources and Environment. The terrain elements are reduced by 15 to 25%, to ensure the priority of water resource elements.

2. Hydrology geology element

Hydrographic geological elements present on the map of water resources under a ratio of 1:50,000 include:

a) The distribution of water-containing objects, which do not contain water: complexes, water storage and the formations, complexes that do not contain water;

b) The faults contain water, the forecast contains water and does not determine the water storage conditions;

c) Water quality in the soil.

What? 8. themable elements

The information shown on the map of water resources under the land ratio 1:50,000 includes:

1. The distribution area, including: objects that contain water and do not contain water.

2. Water reserves on the ground, including:

a) the reserves of water potential in the earth;

b) The water mining reserves under the soil have been evaluated.

3. Water Quality under the soil, including:

a) The chemical composition of the water;

b) A sign of water pollution in the earth;

c) The boundary of the water-based saltwater infection.

4. Water extraction status, including:

a) The water level works focused;

b) Single mining works;

c) The data on the water extraction status quo.

5. The orientation of underwater water extraction, including:

a) Save the extraction;

b) Limit the extraction;

c) The prohibition zone and the extraction limit (if required and reliable figures).

Chapter III

TECHNICAL MAPPING OF WATER RESOURCES

AT 1:50,000.

What? 9. The form of a water resource map below the land rate of 1:50,000

1. The map name, frame, is shown as specified in the appendix with this regulation.

2. The map consists of multiple pieces, the diagram of the right-hand puzzle diagram on the map of the map.

3. The annotation of the map set on the right side of the map, the cutting sides are at the bottom of the map. In the possible case, the annotations and shear can be placed in the frame in the appropriate position.

What? 10. Engineering shows b Bitch. n the water resource under the earth is 1:50,000.

1. The principle of expression

The 11:50,000 water water resource map must be shown that the results of the research results have been conducted investigating the 1:50,000 rate water resource assessment. The content, information shown on the map of the water resource under the land ratio of 1:50,000 based on the following principles:

a) The objects contain water and no water is shown by the distribution boundary;

b) the amount of potential exploitation is shown in the region;

c) The amount of water under the soil has been evaluated as shown by the approval levels, expressed by the framework and the value of the reserves of the levels;

d) Water quality in the soil is shown in the form of sugar and form;

) Areas Contaminated, pollution are represented by the form of a point (contamination point), the form of a dot zone (a contamination zone);

e) The artificial works such as hydrology stations, wells wells, wells, water sources on the ground are represented in a form;

g) The underground water extraction works are represented by the point symbols and show only the works that have a capacity of ≥ 20m. ³ A day.

h) The faults on the map of the water resource map below the scale of 1:50,000 represent water-contained faults, the forecast of water, and the undetermined conditions of water, expressed in red, dark strokes;

i) The intention to exploit the use of underwater water is represented by the table of metrics associated with the relevant information.

2. The size of the object

On the map of the water resource below the ratio of 1:50,000, the objects expressed in the form of the region must have a greater actual size or equal to 0.25km ² ; the objects shown in the form of the road must have a greater actual length or equal to 500m; on the cutting side, the object is shown to have a greater length of actual length or equal to 5m, extending a minimum of 500m.

3. Engineering manifold

a) The complexes, the water storage and the formations, the complex does not contain water:

-Each complex, the water-containing floor is shown the information, the existing form, the complex name and the distribution area;

-The boundaries of the complex, the surface of the water on the surface are represented by a violet-sharp line of 0.4mm; for the complex, the water-covered layer is shown in a violet-sharp line of 0.4mm, which has a convoluation of the complex, the distribution floor;

-The formations, the complex, do not contain water in the brown zone.

b) The reserves of potential exploitation by very poor, poor, medium, rich, and very rich levels are represented by the bold, paler levels of color.

-For the stratwalks of the hole in the face expressed in blue;

-For the floor of the crevish crevrt above the face of the green.

-For the water straties covered by strep strep and the direction of brown stripes, 1mm sharp, 3mm apart (present only at each point of representation);

-For regions that are not able to exploit the soil in a brown background, it is accompanied by a color boundary to 1mm.

c) The amount of water under the soil has been evaluated expressed by a 1 mm black frame and the numbers, the black letter index of the reserves at the levels, the unit symbol containing the assessment water.

d) Water quality in the soil: dividing regions of different water quality based on the value of the total mineralized (unit g/l): < 1; 1 ÷ 1.5; 1.5 ÷ 3; 3 ÷ 10 and ≥ 10.

-The first layer of water on the map is represented by a 0.5mm orange scale attached to the value, the water-based name and the direction of the high-mineralization.

-The stratigraphic layers are covered on the map showing only by the salt boundary line M = 1g/l is orange 0.5mm in the direction of the direction of the total mineralization and the color of the ladder at each point of representation.

) The sign of underwater water pollution indicates only the energy indicators, nitrogen, pesticide residuation and microorganisms that exceed the national technical standard of groundwater quality (QCVN). 09 /2008/BTNMT).

-The contamination point represents the 3mm brown-diameter brown circle with the name of the contamination elements and the water storage.

-The contamination zone: the region is shown to be a yellow-brown dot and a 0.3mm yellow brown boundary with the name of contamination elements and water-containing names.

e) The water research points under the soil:

-Hydrology stations: shown in blue-oriented triangles with a height of 3mm accompanied by information such as station names, traffic, and value of underground flow modules;

-The drill hole is shown by a black circle of 3mm in diameter, accompanied by information such as the number of drilling holes, the unit symbol that contains the water, the water, the water level, the water level, the water level, the water level, and the depth of the hole;

-Digging Wells: represented by a black square with 3mm with information such as the number of symbols, the unit symbol that contains the study water, the water level, the traffic, the water level, the depth of the mineral, the depth of the well;

-The source: shown by a black circle of 3mm in diameter with an upper-facing arrow above the point where the points flow up and down below for the points of passage down, accompanied by information such as the number of sources of the source, the traffic, the total mineralization.

g) The position of aggregation points (representative position) of the water astrars are shown of information relating to the water storage and manifold layers in the form of a square column, including: roof depth and bottom, water level depth, modular value and the total mineralization of each hangar. the water is present in the area (using the scale of the ladder).

h) The mining works of water under the soil:

-For plants, the centralized water level is represented by a large scale symbol (≥ 10,000m). ³ /day), on average (3,000-10,000m ³ /day) and small (< 3,000 m ³ /day);

-For individual mining works denoking the red line 3mm in diameter.

i) The faults represent a red line of 0.7mm. Water-containing faults exhibit a single (x) line, the forecast faults contain water that are represented by a dot line with a dot (.) and undefined faults that contain water that are represented by a brick line.

l) Information on the status quo and the extraction orientation using the water resource under the soil:

-Statistics of underwater water extraction situation:

+ The number of wells, the total number of mined water by size is less than 20m ³ More or less than 20 meters. ³ A day.

+ The total number of drilling wells mined concentrated and the volume of extraction;

+ The extraction density.

-The orientation of underwater water extraction represents the following information: The water storage, the distribution depth, the water-containing width; the amount of potential extraction; the total amount of water is currently mined; the ability to exploit and lower water levels is allowed;

-Threshold limit the exploitation of water resources under the soil includes limited parameters: water level depth and the extraction flow of each subbasin (for the map setting in the river basin) or by district/town/provincial city (for the region). mapping out the province or the provinces;

-The forbidden zone, the restriction of exploitation is shown in the red (x) region, and the region boundary is shown as a 0.5mm (if required and reliable) red fault line.

l) The cross-section of the water resource map in the soil shows the units containing the study water in depth. The shear line must be mapped on the map in black, which is 0.7mm. On each floor of the water the water quality is shown. In addition to the location and information of the typical research works.

Specific methods and rules by Annex 1 and 2 are attached.

Chapter IV

EXECUTION CLAUSE

What? 11. Come on c Do

1. The minister, peer agency chief, government agency, Chairman of the People ' s Committee of the Provinces, the Central City of Central City, Secretary of the Department of Water Water Management, Director of the Center for Water Planning and Investigation of Water resources, Prime Minister It &apos; s subordinated to the Ministry and the organization, the relevant individual responsible for this practice.

2. The Bureau of Water resource management is responsible for guidance, examining the implementation of this Information.

What? 12.

1. This message has been in effect since August 5, 2013.

2. In the course of execution, if there is an entangrium, the recommended agencies, organizations, individuals reflect on time about the Ministry of Natural Resources and the Environment for research, modification, addition ./.