TDZL

In 2012 the approval was given for the use of high-intensity LED inset lighting, opening the door for use as both centreline and touchdown zone lights in addition to less critical uses throughout the airfield.

The senator also said SBIA boasts of complete visual aids, such as the precision approach path indicator, runway centerline lights, runway edge lights, touchdown zone lights, approach lighting systems, taxiway carter line and edge lights, aerodrome beacon light etc.

Runway end lights, visual glideslope indicator lights, threshold lighting, touchdown zone lights and runway lights

All but the centre line and touchdown zone lights are LEDs.

* Touchdown zone lights are installed on some precision approach runways to indicate the touchdown zone when landing under adverse visibility conditions.

Airservices issued an aeronautical information service bulletin to industry in early April to explain that the work comprised installation of HIAL light masts and poles, touchdown zone lights and light fixtures; as well as primary and secondary cabling within existing and new pit and duct systems.

Safegate is managing the airfield lighting work and will oversee the replacement of the runway centreline lighting system (RCLS) and the touchdown zone lights (TDZL).

Instrument landing system, full approach lighting system with red side barrettes, glide slope indicator, high intensity airport beacon, high intensity runway edge lights, runway centreline lights, high intensity full threshold and full end lights, runway end identifier lights, touchdown zone lights, wind cone (preferably lighted), lighted signing, lighted distance remaining signing, taxiway edge lights, and preferably taxiway centreline lighting.