04.O-2016-81.02

Isi rekomendasi

The TAWS or EGPWS terrain database in Papua area mostly provided in low resolution. The low-resolution terrain database resulted in un-necessary caution or warning whenever the aircraft flies to the mountainous area even though the flight able to be conducted safely. The pilot tends to inhibit or deactivate the TAWS or EGPWS system to avoid the un-necessary caution or warning. The flight with inactive TAWS or EGPWS is contrary to the purpose of the installation of the equipment and jeopardize the safety of the flight.Therefore, KNKT recommends: a. To coordinate with the TAWS or EGPWS manufacturer to provide the high-resolution terrain database to meet the requirement of Technical Standard Order (TSO) number TSO-C151c Terrain Awareness and Warning System (TAWS) for Papua area. b. To review the regulation of implementation the high resolution terrain database in the Papua area.