No fatalities

I.C.A.-BRASOV (ROMANIA) IS-28B2 accident at Hampshire, IL, 16 May 2021

Hampshire, IL, United States

On May 16, 2021, an I.C.A.-BRASOV (ROMANIA) IS-28B2 operated by SKY SOARING INC was involved in an aviation accident near Hampshire, IL. No fatalities were reported. Investigators recorded the probable cause as: The flight instructor’s failure to maintain aircraft control resulting in the exceedance of the glider’s critical angle of attack following the breakage of the weak/safety link during a winch launch, which resulted in an aerodynamic stall and spin, and… This summary draws on records from NTSB; 3 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

Probable cause

The flight instructor’s failure to maintain aircraft control resulting in the exceedance of the glider’s critical angle of attack following the breakage of the weak/safety link during a winch launch, which resulted in an aerodynamic stall and spin, and subsequent impact with trees and terrain.

— NTSB Determination

Contributing factors

Airspeed — Not attained/maintainedCapability exceededPilotInstructor/check pilot