- Date
- July 5, 1973
- Place
- Aurora, CO · AURORA, CO
- Injuries
- 2 uninjured
- Damage
- Substantial damage
- Phase of flight
- Landing
- Aircraft
- N2991WBell 47G-5A
- Status
- Completed · report October 15, 1973
- Report
- Brief approved by the director
- FAA report
- 19730705020219A
- Case key
- 189196
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 ---------------------------------------------------------------------------------------------------------------------------- 3-2429 73/7/5 AURORA,COLO BELL 47G-5A CR- 0 0 2 INSTRUCTIONAL ATP,FLIGHT INSTR., AGE TIME - 1430 N2991W PX- 0 0 0 DUAL 26, 4010 TOTAL HOURS, 161 DAMAGE-SUBSTANTIAL OT- 0 0 0 IN TYPE, INSTRUMENT RATED. NAME OF AIRPORT - SKY RANCH DEPARTURE POINT INTENDED DESTINATION AURORA,COLO LOCAL TYPE OF ACCIDENT PHASE OF OPERATION HARD LANDING LANDING: POWER-ON LANDING PROBABLE CAUSE(S) DUAL STUDENT - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M. DUAL STUDENT - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT REMARKS- STUDENT ROLLED OFF THROTTLE DURG HOVER.
Aircraft
- Registration
- N2991W
- Reported as
- Bell 47G-5A
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
- Airport
- Sky Ranch
N2991WRegistration cancelled Sep 25, 2012 · Bell 47G-5AAirframe modelBell 47G-5AEngine modelLycoming VO-435 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 N2991W · 2
Matched to the same aircraft by N-number and date.