- Date
- June 15, 1977
- Place
- Copan, OK · COPAN, OK
- Injuries
- 1 uninjured
- Damage
- Substantial damage
- Phase of flight
- Maneuvering
- Aircraft
- N16657Bell 47G
- Status
- Completed · report August 2, 1977
- Report
- Brief approved by the director
- FAA report
- 19770615017569A
- Case key
- 147505
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 ---------------------------------------------------------------------------------------------------------------------------- 3-1355 77/6/15 COPAN,OK BELL 47G CR- 0 0 1 COMMERCIAL COMMERCIAL, AGE 48, 564 TIME - 1855 N16657 PX- 0 0 0 AERIAL APPLICATION TOTAL HOURS, 482 IN TYPE, DAMAGE-SUBSTANTIAL OT- 0 0 0 NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION COPAN,OK LOCAL TYPE OF ACCIDENT PHASE OF OPERATION COLLISION WITH GROUND/WATER: CONTROLLED IN FLIGHT: PROCEDURE TURNAROUND PROBABLE CAUSE(S) PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M. PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS SPECIAL DATA TOTAL HOURS IN CROP CONTROL - 403 KIND OF OPERATION - SPRAYING CROPS KIND OF CROP - BEANS TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED GLOVES - NOT USED GOGGLES - NOT USED CRASH HELMET - AVAILABLE USED COCKPIT CRASHPAD - NOT INSTALLED CRASH BAR - NOT INSTALLED TANK/HOPPER-LOCATION - SIDES TERRAIN-TYPE -LEVEL,FLAT ELEVATION-AREA BEING TREATED-FEET - 750 SWATH RUN-HOW FLOWN - UPWIND PROCEDURE TURNAROUND - ENTRY TO PROCEDURE TURN
Aircraft
- Registration
- N16657
- Reported as
- Bell 47G
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
N16657Registration cancelled Aug 10, 2012 · Bell-K-Copter 47GAirframe modelBell-K-Copter 47GEngine modelFranklin 6V4 series
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.
FAA reports on this event · 1
The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.
Other investigations on N16657 · 3
Matched to the same aircraft by N-number and date.