Boulder Municipal Airport
Aircraft Accident/Incident Report

Boulder, Colorado 80301
Tuesady, May 26, 1992 11:50 MDT

NTSB Narrative Summary Released at Completion of Accident

THE PILOT SAID HE TOOK OFF, RETRACTED THE LANDING GEAR, AND CLIMBED TO AN ALTITUDE OF ABOUT 100 FEET WHEN THE ENGINE SUDDENLY LOST POWER. THE PILOT EXTENDED THE LANDING GEAR FOR AN ON AIRPORT FORCED LANDING. WHEN THE AIRPLANE TOUCHED DOWN, THE NOSE GEAR HAD EXTENDED AND LOCKED BUT THE MAIN GEARS WERE ONLY PARTIALLY EXTENDED. THE PILOT WAS UNABLE TO MAINTAIN DIRECTIONAL CONTROL AND THE AIRPLANE SKIDDED OFF THE RUNWAY. POST ACCIDENT EXAMINATION DISCLOSED THE ENGINE DRIVEN FUEL PUMP COULD NOT PRODUCE RATED PRESSURE AT HIGH POWER SETTINGS. IN ADDITION, THERE WAS A HOLE IN THE UPPER DECK REFERENCE LINE DUE TO CHAFING AGAINST THE GENERATOR MOUNTING BRACKET.

NTSB Probable Cause Narrative

POWER LOSS DUE TO LOW FUEL PUMP PRESSURE AND A CHAFED UPPER DECK REFERENCE LINE. A FACTOR WAS: THE PILOT'S INABILITY TO MAINTAIN DIRECTIONAL CONTROL DUE TO A PARTIALLY EXTENDED MAIN LANDING GEAR.

Event Information

Type of Event Accident
Event Date 5/26/1992
Event Day of the Week Tuesday
Time of Event 1150
Event Time Zone Mountain Daylight Time
Event City BOULDER
Event State COLORADO
Event Country --
Zipcode of the event site 80301
Event Date Year 1992
Event Date Month 5
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport BOULDER MUNICIPAL
Event Location Nearest Airport ID 1V5
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 1
Degrees magnetic from airport 80
Airport Elevation --
Weather Briefing Completeness Partial - limited by briefer
Investigator's weather source Weather Observation Facility
Time of the weather observation 1150 Mountain Daylight Time
Direction of event from weather observation facility (degrees) 135
Weather Observation Facility ID BJC
Elevation of weather observation facility 5657
Distance of event from weather observation facility (units?) 11
Time Zone of the weather observation MDT
Lighting Conditions Day
Lowest Ceiling Height 1100
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Broken
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 5
Air Temperature at event time (in degrees celsius) 11
Dew Point at event time (in degress fahrenheit) 5
Wind Direction (degrees magnetic) 120
Variable Wind Indicator Unknown
Wind Speed (knots) 6
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) 6450
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) 2130
NTSB Notification Source --
NTSB Notification Date May 26 1992 12:00AM
NTSB Notification Time 1500
Fiche Number and/or location -used to find docket information 46920
Date of most recent change to record Dec 11 2000 2:55PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N57AB
NTSB Number DEN92LA054
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 CESSNA
Aircraft Model T210H
Aircraft Series Identifier T210H
Aircraft Serial Number T210-0374
Certified Max Gross Weight 3400
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 6
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Dec 5 1991 12:00AM
Airframe hours since last inspection 1
Airframe Hours 3447
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name FAY, COLIN M.
Aircraft Owner Street Address 140 E. CESSNA DR.
Aircraft Owner City ERIE
Aircraft Owner State CO
Aircraft Owner Country
Aircraft Owner Zipcode 80516
Operator is an individual? --
Operator Name
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address 140 E. CESSNA DR.
Operator City ERIE
Operator State CO
Operator Country
Operator Zip code 80516
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 1V5
Departure City
Departure State
Departure Country
Departure Time 1150
Departure Time Zone MDT
Destination Same as Local Flt --
Destination Airport Code 2V2
Destination City LONGMONT
Destination State CO
Destination Country
Specific Phase of Flight Descent
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 8
Runway Length 4100
Runway Width 75
Sight Seeing flight No
Air Medical Flight No
Medical Flight --