ENR 3.5  OTHER ATS ROUTES

1.  BANGKOK FIR CONTINGENCY ATS ROUTES AND FLIGHT LEVEL ALLOCATION SCHEME (FLAS)

International route structure and communications for transit of the Bangkok FIR when no ATS available in Bangkok airspace.

Contingency Routes DefinitionATS RouteDirectionFL AssignmentACCsFrequency (MHz)
CRTHA001VTN R474 BKK A464 KARMINorthbound310Vientiane ACC124.1
Southbound390Kuala Lumpur ACC133.7
CRTHA002 MAKAS G473 CMP W43 OKENA A202 SAVEastbound370, 410Vientiane ACC128.3
Westbound340Yangon ACC128.75
CRTHA003TANEK L301 BKK G474 OMUROEastbound330, 410Phnom Penh ACC127.5
Westbound360Yangon ACC124.75