Accident Bell 206L-1 N5019K, Monday 27 January 1986
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Date:Monday 27 January 1986
Time:14:52 LT
Type:Silhouette image of generic B06 model; specific model in this crash may look slightly different    
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
Other fatalities:0
Aircraft damage: Substantial
Category:Accident
Location:Missoula, MT -   United States of America
Phase: Take off
Nature:Unknown
Departure airport:
Destination airport:Clearwater Jct, MT
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
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:
cover
  
Investigating agency: NTSB
Report number: DEN86FA069
Status: Investigation completed
Duration: 1 year and 4 months
Download report: Final report

Sources:

NTSB DEN86FA069

Location

Revision history:

Date/timeContributorUpdates
29-Mar-2024 07:58 ASN Update Bot Added

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