- Date
- May 9, 1970
- Place
- Maple Valley, WA · MAPLE VALLEY, WA
- Injuries
- 1 uninjured
- Damage
- Substantial damage
- Phase of flight
- Landing
- Aircraft
- N6141Bell 47-G2
- Status
- Completed · report February 23, 1971
- Report
- Brief approved by the director
- Case key
- 121950
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 ---------------------------------------------------------------------------------------------------------------------------- 3-2019 70/5/9 NR.MAPLE VALLEY,WASH BELL 47-G2 CR- 0 0 1 INSTRUCTIONAL COMMERCIAL, FL.INSTR., TIME - 1215 N6141 PX- 0 0 0 TRAINING AGE 35, 303 TOTAL HOURS, DAMAGE-SUBSTANTIAL OT- 0 0 0 17 IN TYPE, INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION MAPLE VALLEY,WASH LOCAL TYPE OF ACCIDENT PHASE OF OPERATION ROLL OVER LANDING: POWER-ON LANDING PROBABLE CAUSE(S) PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN PILOT IN COMMAND - MISJUDGED DISTANCE PILOT IN COMMAND - FAILED TO INITIATE GO-AROUND PERSONNEL - FLIGHT INSTRUCTOR: INADEQUATE SUPERVISION OF FLIGHT TERRAIN - ROUGH/UNEVEN REMARKS- STUDENT PRACTICING LDGS TO A LEDGE,ACFT SLID OFF LEDGE BACKWARD.
Aircraft
- Registration
- N6141
- Reported as
- Bell 47-G2
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
- Airport
- Cedar Grove
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 N6141 · 3
Matched to the same aircraft by N-number and date.
NTSB SEA88LA014Accident · No injuriesLimited investigationFinal reportLebanon, ORThe student was performing an autorotation at about 50' AGL and the flare was begun. The instructor pilot noticed that the helicopter was not leveling and took control of the aircraft. The helicopter settled tail low onto the soft ground striking the tail…NTSB UNK68X0141Accident · No injuriesClosedAlberta, CanadaNTSB ANC67A0012Accident · No injuriesClosedCopper Cntr, AK