Qantas Flight 1 Bangkok runway overrun 1999

QF1 Runway Overrun

1. WHAT HAPPENED?

   • Qantas Flight 1 (QF1) was a Qantas Boeing 747-438 passenger flight
   • QF1 landed in Bangkok International Airport on 23 Sept. 1999 at 22:47 local time
   • The aircraft overran runway 21 Left (21L) by 220m
   • Runway was wet from very heavy rainfall
   • 3 flight crew, 16 cabin crew, 391 passengers
   • Aircraft landed long and aquaplaned on runway
   • No crew or passengers were seriously injured
   • Crew had been informed by air traffic control prior to landing of the thunderstorm and heavy rain at airport
   • Weather observation was taken at 22:40 local time however visibility was not passed onto Qantas crew
   • Air traffic control advised at 22:44 local time that the runway was wet, but that another aircraft which had landed at 22:40 local time had reported 'good' braking action
   • Qantas crew reported no effect from weather until visibility was reduced whilst descending into heavy rain approaching runway
   • QF1 passed over runway threshold at 169kts and height of 76ft
   • QF1 main wheels touched down at 1,002m along the 3,150m runway

2. Source: Australian Transport Safety Bureau 2001