Each year the U.S. helicopter industry safely flies more than 3.2 million flight hours and every second of every flight must be handled with professionalism.

The USHST strongly encourages aviation safety professionals to review NTSB accident reports with emphasis on the Accident Analysis, Probable Cause, Findings and Recommendations.


Helicopter Online Ground School, LLC. encourages all our visitors to visit the U.S. Helicopter Safety Team Website at:

We also recommend visiting the FAA Lessons Learned From Rotorcraft Accidents Library at: