Bullfrog Basin Airport
Aircraft Accident/Incident Report

Glen Canyon, Utah 84741
Saturday, July 13, 1985 21:45 MDT

NTSB Narrative Summary Released at Completion of Accident

THE PLT SAID THAT DURING THE TAKEOFF ROLL AT NIGHT FROM AN UNLIT RUNWAY, HE WAS DISTRACTED WHEN THE ENGINE OVERBOOST LIGHT ILLUMINATED. THE INVESTIGATION REVEALED, HOWEVER, THAT THE PLT WAS ACTUALLY TRYING TO AVOID COLLIDING WITH AN AIRPLANE AT THE OTHER END OF THE RUNWAY THAT WAS BEING USED FOR DIRECTIONAL GUIDANCE. THIS WAS AN FAR 135 AIR TAXI FLT WITH PASSENGERS ABOARD.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 7/13/1985
Event Day of the Week Saturday
Time of Event 2145
Event Time Zone Mountain Daylight Time
Event City GLEN CANYON
Event State UTAH
Event Country --
Zipcode of the event site 84741
Event Date Year 1985
Event Date Month 7
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport BULLFROG BASIN
Event Location Nearest Airport ID U07
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 4167
Weather Briefing Completeness Unknown
Investigator's weather source Pilot
Time of the weather observation 2245 Mountain Daylight Time
Direction of event from weather observation facility (degrees) 260
Weather Observation Facility ID CDC
Elevation of weather observation facility 5622
Distance of event from weather observation facility (units?) 105
Time Zone of the weather observation MDT
Lighting Conditions Dusk
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 10000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 15
Air Temperature at event time (in degrees celsius) 23
Dew Point at event time (in degress fahrenheit) 8
Wind Direction (degrees magnetic) 330
Variable Wind Indicator Unknown
Wind Speed (knots) 8
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 5748
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 4
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 1297
NTSB Notification Source --
NTSB Notification Date Jul 14 1985 12:00AM
NTSB Notification Time 900
Fiche Number and/or location -used to find docket information 28656
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N8409V
NTSB Number DEN85LA188
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 135: Air Taxi & Commuter
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name PIPER
Aircraft Model PA-32R-301T
Aircraft Series Identifier PA-32R-301
Aircraft Serial Number 32R-8129085
Certified Max Gross Weight 3600
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 7
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Jul 11 1985 12:00AM
Airframe hours since last inspection 38
Airframe Hours 14538
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name BETTER TELEPHONE CO.,INC.
Aircraft Owner Street Address 545 W. 19 N.
Aircraft Owner City IDAHO FALLS
Aircraft Owner State ID
Aircraft Owner Country
Aircraft Owner Zipcode 83401
Operator is an individual? --
Operator Name ALPINE AVIATION
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 691
Operator City PROVO
Operator State UT
Operator Country
Operator Zip code 84603
Operator Code
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Non-scheduled
Indicates Domestic or International Flight Domestic
Operator carrying Pax/Cargo/Mail Passenger Only
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 2145
Departure Time Zone MDT
Destination Same as Local Flt --
Destination Airport Code PVU
Destination City PROVO
Destination State UT
Destination Country
Specific Phase of Flight Descent
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 1
Runway Length 3500
Runway Width 40
Sight Seeing flight No
Air Medical Flight No
Medical Flight --