Instrument number CASA 478/09
I, JOHN FRANCIS Mccormick, Director of Aviation Safety, on behalf of CASA, make this instrument under subregulation 179A (1) of the Civil Aviation Regulations 1988.
[Signed John F. McCormick]
John F. McCormick
Director of Aviation Safety
29 October 2009
Instructions — GLS approach procedures
1           Duration
                This instrument:
(a)     commences on 1 November 2009; and
(b)     stops having effect at the end of 31 July 2011.
2           Dictionary
                A dictionary for this instrument is in Schedule 4.
3           Application
                The instructions in Schedule 1 apply to GLS approaches at Kingsford Smith International Airport, Sydney (KSA).
4           Instructions
                The instructions in Schedule 1 are issued.
Schedule 1             Instructions
        1      For a GLS approach, the pilot in command must use the Honeywell Beta+ GBAS facility installed at KSA (the KSA GBAS).
        2      A pilot in command may use the KSA GBAS facility only when conducting a GLS approach for, and in accordance with, the Qantas trial mentioned in Schedule 2.
        3      A pilot in command may conduct a GLS approach below the lowest altitude on the relevant RTCC only if:
(a)     the ceiling is at least 3 000 feet above the terrain; and
(b)     the flight crew has the runway threshold in sight.
        4      A pilot in command may only conduct a GLS approach in V.M.C. when carrying out an autoland operation.
        5      When carrying out an autoland operation, the same procedures that apply for autoland operations under the I.F.R. are to be used.
Schedule 2             Qantas trial
                The Qantas trial of GLS approaches is the trial that:
(a)     is described in the Stage 1 GLS implementation proposal made to CASA by Qantas and contained in the document titled Qantas B737-800 GNSS Landing System (GLS) Implementation Proposal, Sydney Airport, Australia, Version 1.2, as supplied to CASA; and
(b)     complies with the conditions mentioned in Schedule 3.
Schedule 3             Conditions of the Qantas trial
        1      A GLS approach may only be conducted by an approved pilot in a Qantas Boeing 737-800 aircraft that has approved GLS receivers identified in the AFM.
        2      A GLS approach may only be conducted in accordance with the Qantas Operations Manual approved by CASA and as in force on the date of this instrument.
        3      Before commencing a GLS approach, the pilot in command must check and ensure that at least 1 of the aircraft’s GLS receivers is operational.
        4      A GLS approach must not be used to satisfy any planning requirements for alternate aerodromes.
        5      A GLS approach must not be associated with LAHSO.
        6      CASA must be permitted by Qantas, on request, to attend:
(a)     any simulator training undertaken for GLS approaches; or
(b)     any line flight that includes those approaches.
        7      At intervals not exceeding 3 months, Qantas must report to CASA, in writing, the number of GLS approaches flown and, for each approach, each of the following events that occurred after passing the initial approach fix:
(a)     autoflight system disconnect;
(b)     single or dual GLS failure;
(c)     display of no computed data (NCD);
(d)     display of Fail Warn;
(e)     display of excessive lateral or vertical deviation alert;
(f)      Nav Data errors;
(g)     pilot report of any anomaly, including in the course of an autoland operation.
        8      Qantas must:
(a)     prepare an incident form and a feedback form for the GLS approaches trial; and
(b)     tell the flight crew and other persons involved in a GLS approach about the forms and make them available to those people; and
(c)     encourage them to complete the forms, without fear or favour, for Qantas reports to CASA.
        9      Qantas must immediately tell CASA of any matter concerning a GLS approach that relates to the safety of GLS approaches.
Schedule 4             Dictionary
                In this instrument:
AFM means aeroplane flight manual.
approved pilot means a pilot employed by Qantas who has been trained for GLS approaches in accordance with the Qantas trial.
GLS means a GNSS Landing System that is augmented by a ground-based augmentation system (GBAS).
GLS approach means a GLS instrument approach procedure designed by a certified designer and published in the AIP under Part 173 of the Civil Aviation Safety Regulations 1998.
GNSS means a Global Navigation Satellite System.
LAHSO means land and hold short operations.
Qantas means Qantas Airways Limited, Aviation Reference Number 216147.
Qantas trial means the trial of GLS approaches mentioned in Schedule 2.
RTCC means a radar terrain clearance chart used by Air Traffic Control at KSA.