- Date
- September 29, 1969
- Place
- Cheyenne, WY · CHEYENNE, WY
- Injuries
- 2 minor
- Damage
- Substantial damage
- Phase of flight
- Approach
- Aircraft
- N9484FHughes 269B
- Status
- Completed · report February 25, 1970
- Report
- Brief approved by the director
- Case key
- 187057
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 ---------------------------------------------------------------------------------------------------------------------------- 3-3129 69/9/29 CHEYENNE,WYO HUGHES 269B CR- 0 0 1 COMMERCIAL ATP,FLIGHT INSTR., AGE TIME - 0837 N9484F PX- 0 0 1 AIR TAXI-PASSG 26, 520 TOTAL HOURS, 70 DAMAGE-SUBSTANTIAL OT- 0 0 0 IN TYPE, NOT INSTRUMENT RATED. NAME OF AIRPORT - CHEYENNE DEPARTURE POINT INTENDED DESTINATION CHEYENNE,WYO CHEYENNE,WYO TYPE OF ACCIDENT PHASE OF OPERATION COLLIDED WITH: WIRES/POLES LANDING: GO-AROUND PROBABLE CAUSE(S) PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M. FACTOR(S) WEATHER - HIGH DENSITY ALTITUDE TERRAIN - HIGH OBSTRUCTIONS WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED WEATHER FORECAST - UNKNOWN/NOT REPORTED SKY CONDITION CEILING AT ACCIDENT SITE CLEAR UNLIMITED VISIBILITY AT ACCIDENT SITE PRECIPITATION AT ACCIDENT SITE 5 OR OVER(UNLIMITED) NONE OBSTRUCTIONS TO VISION AT ACCIDENT SITE TEMPERATURE-F NONE 70 WIND DIRECTION-DEGREES WIND VELOCITY-KNOTS 10 5 TYPE OF WEATHER CONDITIONS TYPE OF FLIGHT PLAN VFR NONE REMARKS- ATMTD LDG IN SMALL PARKING LOT SURROUNDED BY WIRES,BLDGS. HIT 2 AUTOS. DENSITY ALT 7800 FT.
Aircraft
- Registration
- N9484F
- Reported as
- Hughes 269B
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
- Airport
- Cheyenne
N9484FRegistration cancelled Aug 21, 2025 · Hughes 269BAirframe modelHughes 269BEngine modelLycoming IO-360 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.
Other investigations on N9484F · 2
Matched to the same aircraft by N-number and date.
NTSB WPR13CA337Accident · No injuriesData collectionFinal reportLewiston, IDThe pilot's incorrect application of the cyclic control during the landing.NTSB FTW83LA211Accident · No injuriesLimited investigationFinal reportForgan, OKThe helicopter hooked a skid and rolled over while trying to land on a trailer. The plt stated that after surveying someproperty he landed next to the trailer used for transporting the acft. He then lifted off and while hovering over the trailer a skid hooked…