Stapleton Int'l Airport
Aircraft Accident/Incident Report

Denver, Colorado 80207
Wednesday, July 4, 1990 11:31 MDT

NTSB Narrative Summary Released at Completion of Accident

THE CAPTAIN OF CONTINENTAL AIRLINES FLIGHT 1232, AN A300B4 AIRBUS, EN ROUTE FROM DENVER TO HOUSTON, ABORTED THE TAKEOFF AT STAPLETON INTERNATIONAL AIRPORT AFTER A CATASROPHIC UNCONTAINED FAILURE OF THE LEFT ENGINE PRIOR TO THE AIRPLANE REACHING V1. THE AIRPLANE WAS BROOUGHT TO A STOP ON THE RUNWAY. TWO TIRES BLEW OUT; SIX TIRES DEFLATED WHEN THE FUSE PLUGS MELTED. ONE BRAKE DID NOT ATTAIN MAXIMUM BRAKING EFFECTIVENESS. A SEGMENT OF THE FIRST STAGE HIGH PRESSURE TURBINE ROTOR DISK SEPARATED. METALLURGICAL EXAMINATION DISCLOSED A PREEXISTING FATIGUE CRACK.

NTSB Probable Cause Narrative

ENGINE FAILURE DUE TO TURBINE WHEEL FAILURE, INDUCED BY FATIGUE.

Event Information

Type of Event Incident
Event Date 7/4/1990
Event Day of the Week Wednesday
Time of Event 1131
Event Time Zone Mountain Daylight Time
Event City DENVER
Event State COLORADO
Event Country --
Zipcode of the event site 80207
Event Date Year 1990
Event Date Month 7
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport STAPLETON INT'L
Event Location Nearest Airport ID DEN
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 5333
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1050 Mountain Daylight Time
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID DEN
Elevation of weather observation facility 5333
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation MDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 50
Air Temperature at event time (in degrees celsius) 27
Dew Point at event time (in degress fahrenheit) 13
Wind Direction (degrees magnetic) 70
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) 7615
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 218
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 5054
NTSB Notification Source --
NTSB Notification Date Jul 4 1990 12:00AM
NTSB Notification Time 1230
Fiche Number and/or location -used to find docket information 43188
Date of most recent change to record Dec 12 2000 5:09PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N72990
NTSB Number DEN90IA154
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 121: Air Carrier
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Minor
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name AEROSPATIALE
Aircraft Model A-300B4
Aircraft Series Identifier A300B4
Aircraft Serial Number 259
Certified Max Gross Weight 363700
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 257
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Continuous Airworthiness
Date of Last Inspection Jul 1 1990 12:00AM
Airframe hours since last inspection 22
Airframe Hours 19653
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name EAL (DELAWARE) V11 CORP.
Aircraft Owner Street Address 3 STAMFORD LANDING
Aircraft Owner City STAMFORD
Aircraft Owner State CT
Aircraft Owner Country
Aircraft Owner Zipcode 06902
Operator is an individual? --
Operator Name CONTINENTAL AIRLINES, INC.
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address HOUSTON INTERCONTINENTAL ARPT
Operator City HOUSTON
Operator State TX
Operator Country
Operator Zip code
Operator Code CALA
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 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 Yes
Departure Point Same as Event Yes
Departure Airport Code DEN
Departure City
Departure State
Departure Country
Departure Time 1131
Departure Time Zone MDT
Destination Same as Local Flt --
Destination Airport Code IAH
Destination City HOUSTON
Destination State TX
Destination Country
Specific Phase of Flight Takeoff
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Sep 28 2001 1:04PM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 35R
Runway Length 12000
Runway Width 200
Sight Seeing flight No
Air Medical Flight No
Medical Flight --