ASN Wikibase Occurrence # 375651
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| Date: | Monday 27 January 1986 |
| Time: | 14:52 LT |
| Type: |  Bell 206L-1 |
| Owner/operator: | Minuteman Aviation |
| Registration: | N5019K |
| MSN: | 45229 |
| Total airframe hrs: | 2978 hours |
| Engine model: | Allison 250-C28 |
| Fatalities: | Fatalities: 0 / Occupants: 3 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Missoula, MT -
 United States of America
|
| Phase: | Take off |
| Nature: | Unknown |
| Departure airport: | |
| Clearwater Jct, MT | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE HELICOPTER, EQUIPPED WITH LANDING SKID SNOW PADS, WAS PARKED ON A NARROW RAMP EXTENSION TO A ROOF TOP HELIPAD THAT WAS SURROUNDED BY A CONCRETE CURB. UPON TAKEOFF TO A HOVER, THE RIGHT SNOW PAD STRUCK AND BECAME MOMENTARTILY CAUGHT ON BOLTS PROTRUDING FROM THE TOP OF THE CURB LOCATED ON THE RIGHT SIDE OF THE HELICOPTER, RESULTING IN A RIGHT ROLLING ACTION OF THE HELICOPTER. THE LIFT FORCES BENT THE SNOW PAD, SUDDENLY DISENGAGING IT FROM THE BOLTS, AT WHICH TIME THE ACFT SUDDENLY ACCELERATED TOWARD A BUILDING. AS THE PILOT WAS ATTEMPTING TO REGAIN CONTROL TO AVOID IMPACT WITH THE BUILDING, THE TAIL ROTOR STRUCK THE ROOF TOP AND ANTI-TORQUE CONTROL WAS LOST. THE ACFT SPUN TO THE RIGHT UNTIL IMPACT ON THE HELIPAD.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB DEN86FA069
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 29-Mar-2024 07:58 | ASN Update Bot | Added |
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