Buehl Field Airport
Aircraft Accident/Incident Report

Langhorne, Pennsylvania 19047
Sunday, December 15, 1985 17:20 EST

NTSB Narrative Summary Released at Completion of Accident

ACFT COLLIDED WITH MARKED BUT UNLIGHTED TRANSMISSION LINES 670 FT FM RWY THRESHOLD. THE LINES ARE 81 FT ABOVE THE THRESHOLD ELEVATION AND ARE MARKED BUT UNLIGHTED. THEY ARE ALSO 1193 FT FROM THE DISPLACED THRESHOLD. THE PILOT DID NOT HAVE A CURRENT MEDICAL OR PILOT CERTIFICATE. INSULIN AND CHLOROTHIAZIDE WERE FOUND IN THE PILOTS PERSONAL EFFECTS WITNESSES DID NOT RECALL SEEING ACFT LDG LIGHTS DISPLAYED PRIOR TO THE LINE COLLISION ALTHOUGH EVIDENCE OF ELECTRICAL AVAILABILITY WAS FOUND.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 12/15/1985
Event Day of the Week Sunday
Time of Event 1720
Event Time Zone Eastern Standard Time
Event City LANGHORNE
Event State PENNSYLVANIA
Event Country --
Zipcode of the event site 19047
Event Date Year 1985
Event Date Month 12
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport BUEHL FIELD
Event Location Nearest Airport ID N54
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 6
Airport Elevation 163
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1756 Eastern Standard Time
Direction of event from weather observation facility (degrees) 228
Weather Observation Facility ID PNE
Elevation of weather observation facility 121
Distance of event from weather observation facility (units?) 8
Time Zone of the weather observation EST
Lighting Conditions Night/Dark
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 25000
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) 7
Air Temperature at event time (in degrees celsius) 0
Dew Point at event time (in degress fahrenheit) -7
Wind Direction (degrees magnetic) 210
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) 1750
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 1
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 2395
NTSB Notification Source --
NTSB Notification Date Dec 15 1985 12:00AM
NTSB Notification Time 1900
Fiche Number and/or location -used to find docket information 29807
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 N231A
NTSB Number ATL86FA041
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name MOONEY
Aircraft Model M20K
Aircraft Series Identifier M20K
Aircraft Serial Number 25-0645
Certified Max Gross Weight 2740
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 4
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Oct 26 1985 12:00AM
Airframe hours since last inspection 78
Airframe Hours 1566
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name JEFFERY M & BARBARA ADELGLASS
Aircraft Owner Street Address 6615 COOL GLEN DR.
Aircraft Owner City DALLAS
Aircraft Owner State TX
Aircraft Owner Country
Aircraft Owner Zipcode 75248
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code
Owner has at least one certificate None
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 --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code ACY
Departure City ATLANTIC CITY
Departure State NJ
Departure Country
Departure Time 1650
Departure Time Zone EST
Destination Same as Local Flt crash at destination city
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Approach
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 24
Runway Length 3125
Runway Width 49
Sight Seeing flight No
Air Medical Flight No
Medical Flight --