Ontario Intl Airport
Aircraft Accident/Incident Report

Ontario, California 91761
Tuesady, February 11, 1986 19:42 PST

NTSB Narrative Summary Released at Completion of Accident

THE OWNER/PLT (PIC) WAS ON A FLT FOR NIGHT & INSTRUMENT CURRENCY REQUIREMENTS. HE WAS FLYING THE ACFT FROM THE LEFT FRONT SEAT WHILE A COMMERCIAL PLT (CP) WAS OCCUPYING THE RGT FRONT SEAT. DRG AN ILS RWY 26L FINAL APCH AT ONTARIO, CA, THE PIC & CP DISCUSSED A CONSTANT 'ON GLIDE SLOPE' INDICATION & ELECTED TO MAKE A LOCALIZER ONLY APCH. THE CP MISTAKENLYSELECTED AN INCORRECT APCH PLATE & ADVISED THE PIC THAT THE MIN DSCNT ALT (MDA) WAS 1060'. THE ACTUAL MDA FOR THE APCH WAS 1240'. WHILE THEY WERE DISCUSSING THE ALT, THE ACFT DSCNDD & STRUCK ELEC TRANSMISSION LINES AT AN ELEV OF 992'. THE ACFT BECAME ENTANGLED IN THE LINES & REMAINED SUSPENDED FOR 4 HRS BEFORE THE PLTS WERE RESCUED.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 2/11/1986
Event Day of the Week Tuesday
Time of Event 1942
Event Time Zone Pacific Standard Time
Event City ONTARIO
Event State CALIFORNIA
Event Country --
Zipcode of the event site 91761
Event Date Year 1986
Event Date Month 2
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport ONTARIO INTL
Event Location Nearest Airport ID ONT
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 2
Degrees magnetic from airport 76
Airport Elevation 942
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1952 Pacific Standard Time
Direction of event from weather observation facility (degrees) 260
Weather Observation Facility ID ONT
Elevation of weather observation facility 9
Distance of event from weather observation facility (units?) 2
Time Zone of the weather observation PST
Lighting Conditions Night/Dark
Lowest Ceiling Height 10000
Lowest Non-Ceiling Height 4000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Overcast
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 10
Air Temperature at event time (in degrees celsius) 11
Dew Point at event time (in degress fahrenheit) 5
Wind Direction (degrees magnetic) 310
Variable Wind Indicator Unknown
Wind Speed (knots) 7
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 937
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 2
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 2424
NTSB Notification Source --
NTSB Notification Date Feb 11 1986 12:00AM
NTSB Notification Time 2015
Fiche Number and/or location -used to find docket information 33114
Date of most recent change to record Dec 13 2000 3:27PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N55386
NTSB Number LAX86LA117
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CESSNA
Aircraft Model 172P
Aircraft Series Identifier 172P
Aircraft Serial Number 17275172
Certified Max Gross Weight 2150
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 Fixed
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Oct 14 1985 12:00AM
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name DEAN W. PLATH
Aircraft Owner Street Address 18102 LUCERO WAY
Aircraft Owner City TUSTIN
Aircraft Owner State CA
Aircraft Owner Country
Aircraft Owner Zipcode 92630
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 Yes
Departure Point Same as Event No
Departure Airport Code FUL
Departure City FULLERTON
Departure State CA
Departure Country
Departure Time 1910
Departure Time Zone PST
Destination Same as Local Flt crash at destination city
Destination Airport Code ONT
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 10:30AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 26L
Runway Length 10200
Runway Width 150
Sight Seeing flight No
Air Medical Flight No
Medical Flight --