OAN 21 / 2017 – UPGRADE OF AERONAUTICAL GROUND LIGHTING (AGL) CONTROL SOFTWARE
1.0 SUMMARY
A three day programme of works to upgrade the AGL control software serving Runway 05L-23R. The work will only take place during westerly single operations (Runway 23R) and outside of Low Visibility Procedures (LVP).
2.0 PROGRAMME
2.1 Works are programmed to take place on Tuesday, 14th, Wednesday, 15th and Thursday, 16th March 2017.
2.2 Overall, the daily working times will be between 07:30 – 16:00hrs (local)
2.3 Work elements that result in the operational implications listed within item 4.0 below will take place outside of scheduled dual runway operations and between the hours of 10:30 – 16:00 (local).
3.0 SCOPE
3.1 Upgrading, commissioning and testing of AGL control software serving Runway 05L-23R. 3.2 The purpose of this work is twofold: Enabling works for the forthcoming full depth reconstruction of Taxiway Juliet. This will facilitate the use of Taxiway Mike (RHP M1) as the principal Runway 05L-23R entry and exit point during LVP with Runway Holding Position (RHP) J1 being closed throughout the future Juliet works. Enabling works to embed the required AGL changes in advance of adopting a future 05L-23R LVP intersection(s) aircraft entry (departures) and exit (arrivals) operation.
4.0 OPERATIONAL IMPLICATIONS (10:30 – 16:00hrs, local)
4.1 Runway Operations
4.1.1 The airport will revert to Single Runway Operations (SRO) on Runway 05L-23R at the current scheduled times of 10:30 – 16:00hrs (local).
4.1.2 The work can only proceed during 23R (westerly) SRO, paragraph 5.2 refers further. 4.1.3 All required 23R Approach and Runway AGL services will be displayed throughout.
4.2 Stopbars
4.2.1 All Runway Holding Positions (RHP) stopbars and their associated Runway Guard Lights (Wig-Wags) will remain lit and fully serviceable during each of the daily works period.
4.2.2 Northside taxiways’ Intermediate Holding Positions (IHP) stopbars will remain unlit during each of the daily works period.
4.3 Taxiway AGL
4.3.1 Northside taxiway centreline AGL will remain unlit during each of the daily works period. 5.0 WEATHER MINIMA & OTHER OPERATIONAL CONSTRAINTS
5.1 Work will be postponed in the event that the weather is forecasted to deteriorate below the following minima: Visibility 2000m and / or 400ft cloud ceiling.
5.2 The work can only proceed during 23R (westerly) SRO. As such, work will be postponed if an easterly (05L) SRO is forecasted.