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ASN Wikibase Occurrence # 41822
Last updated: 29 March 2019
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Date:29-SEP-1989
Time:00:00
Type:Silhouette image of generic C77R model; specific model in this crash may look slightly different
Cessna 177RG
Owner/operator:private
Registration: N8055G
C/n / msn: 177RG0055
Fatalities:Fatalities: 2 / Occupants: 2
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Category:Accident
Location:Nyssa, OR -   United States of America
Phase: En route
Nature:Private
Departure airport:Nampa, ID (S67)
Destination airport:
Investigating agency: NTSB
Narrative:
THE ACFT DEPD NAMPA airport AT ABOUT 1630 LCL TIME. THERE WAS EVIDENCE THE PLT HAD LANDED AT AN UNATTENDED STRIP NEAR OWYHEE RESERVOIR & THAT THE OCCUPANTS HAD DEPLANED FOR A TIME. EARLY THE NEXT MORNING AT 0118 HRS, AN ELT SIGNAL WAS DETECTED IN THE AREA. A SEARCH WAS INITIATED AFTER DAYBREAK & THE ACFT WAS FND WHERE IT HAD IMPACTED ABOUT 100 FT BELOW THE TOP OF A RIDGE, APRX 1 MI WEST OF THE STRIP. ELEVATION OF THE STRIP WAS 2680 FT. ELEVATION OF THE CRASH SITE WAS ABOUT 3350 FT. THE ACFT WAS EXTENSIVELY DAMAGED WHEN IT COLLIDED WITH ABOUT 20 DEG RISING TERRAIN. THE PLT'S URINE TESTED POSITIVE FOR BENZODIAZEPINES. TESTS SHOWED HIS BLOOD CONTAINED 0.09 MG/L DIAZEPAM & 0.11 MG/L NORDIAZEPAM. THERAPEUTIC RANGES OF THESE SUBSTANCES WERE RPRTD TO BE 0.02 TO 2.0 MG/L FOR DIAZEPAM & 0.02 TO 1.8 MG/L FOR NORDIAZEPAM. CAUSE: FAILURE OF THE PILOT TO ATTAIN SUFFICIENT ALTITUDE BEFORE FLYING OVER MOUNTAINOUS/HILLY TERRAIN. FACTORS RELATED TO THE ACCIDENT WERE: DARK NIGHT, RISING/MOUNTAINOUS TERRAIN, AND PROBABLE IMPAIRMENT FROM A PRESCRIPTION DRUG.

Sources:

NTSB: http://www.ntsb.gov/ntsb/brief.asp?ev_id=20001213X29487


Revision history:

Date/timeContributorUpdates
24-Oct-2008 10:30 ASN archive Added
21-Dec-2016 19:24 ASN Update Bot Updated [Time, Damage, Category, Investigating agency]

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