- Date
- September 18, 1977
- Place
- Lake Orion, MI · LAKE ORION, MI
- Injuries
- 2 minor, 1 uninjured
- Damage
- Substantial damage
- Phase of flight
- Takeoff
- Aircraft
- N1575Bell 47B3
- Status
- Completed · report November 21, 1977
- Report
- Brief approved by the director
- FAA report
- 19770918032919A
- Case key
- 145292
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 ---------------------------------------------------------------------------------------------------------------------------- 3-3149 77/9/18 LAKE ORION, MI BELL 47B3 CR- 0 0 1 MISCELLANEOUS COMMERCIAL, AGE 44, 600 TIME - 1515 N1575 PX- 0 0 2 OTHER PUBLIC TOTAL HOURS, 365 IN TYPE, DAMAGE-SUBSTANTIAL OT- 0 0 0 NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION LAKE ORION, MI LOCAL TYPE OF ACCIDENT PHASE OF OPERATION COLLISION WITH GROUND/WATER: CONTROLLED TAKEOFF: RUNNING PROBABLE CAUSE(S) PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS PILOT IN COMMAND - MISJUDGED ALTITUDE AND CLEARANCE
Aircraft
- Registration
- N1575
- Reported as
- Bell 47B3
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
N1575Registration cancelled Feb 8, 2018 · Bell 47B3Airframe modelBell 47B3Engine modelLycoming TVO-435-GIA
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 N1575 · 4
Matched to the same aircraft by N-number and date.
NTSB DFW06CA055Accident · No injuriesData collectionFinal reportDennison, TXThe in-flight separation of the stabilizer bar tube.NTSB FTW01LA087Accident · No injuriesLimited investigationFinal reportArdmore, OKthe loss of tail rotor control during maneuvering resultant from the failure of the tail rotor drive shaft coupling due to a stripped thread which allowed the grease lubricating the shaft to leak out. A factor was the lack of suitable terrain for the forced…NTSB FTW98LA400Accident · No injuriesLimited investigationFinal reportArdmore, OKThe pilots failure to maintain clearance with terrain and the ensuing loss of control.NTSB CHI70FDW10Accident · Serious injuriesClosedPort Huron, MI