- Date
- September 28, 1970
- Place
- Grove City, PA · GROVE CITY, PA
- Injuries
- 2 uninjured
- Damage
- Substantial damage
- Phase of flight
- Takeoff
- Aircraft
- N4051GBell 47G-4A
- Status
- Completed · report October 6, 1971
- Report
- Brief approved by the director
- Case key
- 158909
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
On this page
NTSB brief
NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.
---------------------------------------------------------------------------------------------------------------------------- FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA F S M/N PURPOSE ---------------------------------------------------------------------------------------------------------------------------- 3-4542 70/9/28 GROVE CITY,PA BELL 47G-4A CR- 0 0 1 NONCOMMERCIAL COMMERCIAL, AGE 27, 2443 TIME - 1425 N4051G PX- 0 0 1 CORP/EXEC TOTAL HOURS, 1910 IN DAMAGE-SUBSTANTIAL OT- 0 0 0 TYPE, NOT INSTRUMENT RATED. NAME OF AIRPORT - ALLISON DEPARTURE POINT INTENDED DESTINATION GROVE CITY,PA PARKER,PA TYPE OF ACCIDENT PHASE OF OPERATION PROPELLER/ROTOR FAILURE: TAIL ROTOR TAKEOFF: VERTICAL HARD LANDING LANDING: POWER-OFF AUTOROTATIVE LANDING PROBABLE CAUSE(S) ROTORCRAFT - FLIGHT CONTROL SYSTEMS: TAIL ROTOR PITCH CONTROL SYSTEM MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE FACTOR(S) AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: OTHER EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT. REMARKS- TOOK OFF FROM MOBILE PLATFORM.LOST T/R CTL,CABLE FAILED.CONT FLT TO CLR PLATFORM BFOR AUTOROTATION
Aircraft
- Registration
- N4051G
- Reported as
- Bell 47G-4A
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
- Airport
- Allison