- Date
- March 27, 1970
- Place
- Port Huron, MI · PORT HURON, MI
- Injuries
- 2 serious
- Damage
- Substantial damage
- Phase of flight
- Enroute
- Aircraft
- N1575Bell 47G
- Status
- Completed · report December 8, 1970
- Report
- Brief approved by the director
- Case key
- 134408
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 ---------------------------------------------------------------------------------------------------------------------------- 3-1433 70/3/27 PORT HURON,MICH BELL 47G CR- 0 2 0 COMMERCIAL COMMERCIAL, FL.INSTR., TIME - 1435 N1575 PX- 0 0 0 POWER/PIPELINE AGE 35, 823 TOTAL HOURS, DAMAGE-SUBSTANTIAL OT- 0 0 0 575 IN TYPE, NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION BAD AXE,MICH MARYSVILLE,MICH TYPE OF ACCIDENT PHASE OF OPERATION COLLIDED WITH: WIRES/POLES IN FLIGHT: POWER-ON DESCENT PROBABLE CAUSE(S) PILOT IN COMMAND - FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS TERRAIN - HIGH OBSTRUCTIONS
Aircraft
- Registration
- N1575
- Reported as
- Bell 47G
- 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.
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 CHI77FEC47Accident · Minor injuriesClosedLake Orion, MI