1991-01-26: Schweizer SGS 2-33A — Mohawk Soaring Club — Williamstown, MA

Casualties unknown • Williamstown, MA, US

Probable cause

THE FAILURE OF THE PILOT TO RETRACT THE SPEED BRAKES DURING THE PREFLIGHT, WHICH RESULTED IN THE TOW AIRPLANE BEING UNABLE TO ATTAIN SUFFICIENT ALTITUDE PRIOR TO RELEASING THE GLIDER, AND THE SUBSEQUENT LANDING OF THE GLIDER ON UNSUITABLE TERRAIN.

— NTSB Determination

Accident narrative

THE PILOT DID NOT RETRACT THE SPEED BRAKES PRIOR TO TAKEOFF. THE TOW PILOT WAS UNABLE TO ATTAIN SUFFICIENT ALTITUDE AND AIRSPEED AND HAD TO RELEASE THE GLIDER AT A LOW ALTITUDE. THE GLIDER PILOT THEN RETRACTED THE SPEED BRAKES, BUT HE DID NOT HAVE ENOUGH ALTITUDE TO CLIMB. HE MADE A FORCED LANDING AND STRUCK A POLE. THE GLIDER PILOT HAD A TOTAL OF 26 HOURS IN GLIDERS.

Frequently asked questions

What happened in the 1991-01-26 Schweizer SGS 2-33A accident near Williamstown, MA?

THE PILOT DID NOT RETRACT THE SPEED BRAKES PRIOR TO TAKEOFF. THE TOW PILOT WAS UNABLE TO ATTAIN SUFFICIENT ALTITUDE AND AIRSPEED AND HAD TO RELEASE THE GLIDER AT A LOW ALTITUDE. THE GLIDER PILOT THEN RETRACTED THE SPEED BRAKES, BUT HE DID NOT HAVE ENOUGH ALTITUDE TO CLIMB. HE MADE A FORCED LANDING AND STRUCK A POLE.…

What aircraft was involved and where did it happen?

The accident on 1991-01-26 involved a Schweizer SGS 2-33A, registration N5763S, operated by Mohawk Soaring Club, at Williamstown, MA.

What was the probable cause of the accident?

THE FAILURE OF THE PILOT TO RETRACT THE SPEED BRAKES DURING THE PREFLIGHT, WHICH RESULTED IN THE TOW AIRPLANE BEING UNABLE TO ATTAIN SUFFICIENT ALTITUDE PRIOR TO RELEASING THE GLIDER, AND THE SUBSEQUENT LANDING OF THE GLIDER ON UNSUITABLE TERRAIN.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X16377. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.

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