ASN Wikibase Occurrence # 369581
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| Date: | Friday 4 November 1988 |
| Time: | 11:25 LT |
| Type: |  Bell 214B-1 |
| Owner/operator: | Rocky Mountain Helicopters |
| Registration: | N514RM |
| MSN: | 28058 |
| Total airframe hrs: | 5975 hours |
| Engine model: | LYCOMING T5508D |
| Fatalities: | Fatalities: 0 / Occupants: 2 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Ketchikan, AK -
 United States of America
|
| Phase: | Taxi |
| Nature: | Unknown |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
OUTBD 5 FEET OF TOP SKIN FROM ONE MAIN ROTOR BLADE SEPARATED IN FLT. PLT EFFECTED LNDG WITH NO FURTHER DAMAGE. INVESTIGATION REVEALED EROSION OF LEADING EDGE PROTECTIVE STRIP ALLOWED AIRLOADS TO INTRUDE UNDER SKIN TO CAUSE DELAMINATION AND SEPARATION. SOOT TRAILS INDICATE EROSION/DEFECT PROBABLY PRESENT AT TIME OF LAST INSPECTION (1.2 HRS).
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB SEA89LA016
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 24-Mar-2024 16:08 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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