No fatalities

20 May 2017: SCHWEIZER SGS233 A — Springfield, VT

Springfield, VT, United States

On 20 May 2017, a SCHWEIZER SGS233 A was involved in an aviation accident near Springfield, VT. No fatalities were reported. Investigators recorded the probable cause as: The student pilot’s failure to maintain an adequate glidepath and the flight instructor’s delayed remedial action, which resulted in the glider landing short of the runway in trees. This summary draws on records from NTSB; 4 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 1778583330Data APIEditorial standards

During a training flight, a glider landed short of the intended runway in trees after the student pilot deployed and retracted dive brakes, resulting in substantial fuselage damage.

Accident Overview

A glider training flight ended with the aircraft landing short of the intended runway in trees, causing substantial damage to the fuselage. The incident occurred during a turn to final approach, according to the flight instructor.

Pilot Narrative

The flight instructor reported that the glider appeared to be above the glidepath during the turn to final approach. In response, the student pilot deployed the dive brakes to increase the descent rate. After the glider returned to a normal glidepath, the student retracted the dive brakes. However, the glider continued descending at a rate described as "higher than normal." Realizing the situation, the flight instructor took control of the glider but was unable to reach the intended runway, landing in trees short of the runway.

Aircraft Damage

The glider sustained substantial damage to the fuselage during the landing. The flight instructor noted that there were no preaccident mechanical failures or malfunctions that would have precluded normal operation.

Additional Information

The student pilot failed to submit a written statement regarding the accident despite multiple requests from the investigating authorities.

Contributing factors

Causes

Descent/approach/glide path — Not attained/maintainedStudent/instructed pilotInstructor/check pilot

Other contributing factors

Contributed to outcome