Date of Accident: 05 July 1970
Airline: Air Canada
Aircraft: McDonnell Douglas DC-8-63
Location: Toronto, Ontario, Canada
Registration: CF-TIW
Previous Registrations: ---
Flight Number: 621
Fatalities: 109:109
MSN: 46114
Line Number: 526
Engine Manufacturer: Pratt & Whitney
Engine Model: JT3D
Year of Delivery: 1970
Accident Description: 60 feet above the ground during landing, the speedbrakes were inadvertantly deployed by the First Officer, which resulted in an excessive sink rate. The no.4 engine struck the runway, and a go-around was initiated. The aircraft proceeded to climb out normally, but while on a downwind for a second landing attempt, the aircraft exploded. Ruptured fuel line during the first hard landing.