- Date
- October 20, 1970
- Place
- Van Nuys, CA · VAN NUYS, CA
- Injuries
- 2 uninjured
- Damage
- Substantial damage
- Phase of flight
- Landing
- Aircraft
- N4702SBell 47G
- Status
- Completed · report October 18, 1971
- Report
- Brief approved by the director
- Case key
- 158833
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 ---------------------------------------------------------------------------------------------------------------------------- 3-4553 70/10/20 VAN NUYS,CALIF BELL 47G CR- 0 0 2 INSTRUCTIONAL COMMERCIAL, FL.INSTR., TIME - 1650 N4702S PX- 0 0 0 DUAL AGE 22, 1290 TOTAL HOURS, DAMAGE-SUBSTANTIAL OT- 0 0 0 1200 IN TYPE, NOT INSTRUMENT RATED. NAME OF AIRPORT - VAN NUYS TYPE OF ACCIDENT PHASE OF OPERATION MISCELLANEOUS LANDING: POWER-ON LANDING PROBABLE CAUSE(S) ROTORCRAFT - ROTOR ASSEMBLIES: MAIN ROTOR BLADES MISCELLANEOUS - FOREIGN OBJECT DAMAGE REMARKS- PART OF PLYWOOD ADVERTISING SIGN CAME LOOSE FROM SIDE OF HANGAR,WENT INTO MAIN ROTOR BLADES.
Aircraft
- Registration
- N4702S
- Reported as
- Bell 47G
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
- Airport
- Van Nuys
Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.
Other investigations on N4702S · 4
Matched to the same aircraft by N-number and date.
NTSB MIA02LA154Accident · Minor injuriesLimited investigationFinal reportUnion, SCthe pilot's failure to maintain obstacle clearance.NTSB MIA98LA230Accident · No injuriesLimited investigationFinal reportDawson, GAThe pilot's selection of unsuitable terrain for landing resulting in debris being blown up during landing resulting in damage to the tail rotor and loss of control.NTSB MIA96LA028Accident · No injuriesLimited investigationFinal reportJasper, FLImproper maintenance and inspection of the carburetor system by maintenance personnel during the last annual inspection which resulted in a partial loss of engine power due to carburetor ice. Contributing to the accident were: the pilot's failure to perform…NTSB LAX78FUQ25Accident · No injuriesClosedSylmar, CA