Intercontinental Airport
Aircraft Accident/Incident Report

Houston, Texas 77032
Wednesday, December 9, 1992 15:48 CST

NTSB Narrative Summary Released at Completion of Accident

SHORTLY AFTER TAKEOFF THE FIRST OFFICER FELT A VIBRATION THROUGH THE AIRFRAME AND THE CONTROL COLUMN. THE CAPTAIN FELT THE SAME VIBRATION AND ELECTED TO EXECUTE A PRECAUTIONARY LANDING AT THE DEPARTURE AIRPORT. INVESTIGATION REVEALED THAT 14 SCREWS WERE MISSING FROM THE LEFT UPPER AILERON VANE AND THAT THE SCREWS HAD BEEN LEFT OUT AFTER THE VANE WAS PARTIALLY REMOVED DURING MAINTENANCE PRIOR TO THE FLIGHT. THE ASSIGNED MECHANIC DID NOT REPLACE THE SCREWS AND THE QUALITY CONTROL INSPECTOR FAILED TO SEE THAT THEY WERE MISSING DURING HIS INSPECTION.

NTSB Probable Cause Narrative

THE ASSIGNED MECHANIC'S FAILURE TO REINSTALL THE ATTACHMENT SCREWS AND THE QUALITY INSPECTOR'S INADEQUATE INSPECTION OF THE COMPLETED WORK. A FACTOR WAS THE COMPLACENCY OF THE MAINTENANCE PERSONNEL.

Event Information

Type of Event Incident
Event Date 12/9/1992
Event Day of the Week Wednesday
Time of Event 1548
Event Time Zone Central Standard Time
Event City HOUSTON
Event State TEXAS
Event Country --
Zipcode of the event site 77032
Event Date Year 1992
Event Date Month 12
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport INTERCONTINENTAL
Event Location Nearest Airport ID IAH
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 --
Weather Briefing Completeness Not pertinent
Investigator's weather source Pilot
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
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) 25
Air Temperature at event time (in degrees celsius) 20
Dew Point at event time (in degress fahrenheit) 8
Wind Direction (degrees magnetic) 270
Variable Wind Indicator Unknown
Wind Speed (knots) 17
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 23
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) --
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 18
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 5041
NTSB Notification Source --
NTSB Notification Date Dec 10 1992 12:00AM
NTSB Notification Time 730
Fiche Number and/or location -used to find docket information 48093
Date of most recent change to record Dec 11 2000 3:30PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N16729
NTSB Number FTW93IA048
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 135: Air Taxi & Commuter
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage None
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name EMBRAER
Aircraft Model EMB-120RT
Aircraft Series Identifier EMB-120RT
Aircraft Serial Number 120-185
Certified Max Gross Weight 25353
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 32
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Continuous Airworthiness
Date of Last Inspection Dec 9 1992 12:00AM
Airframe hours since last inspection 1
Airframe Hours 4200
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name CONTINENTAL AIRLINES, INC.
Aircraft Owner Street Address 2929 ALLEN PKWY, STE 1900
Aircraft Owner City HOUSTON
Aircraft Owner State TX
Aircraft Owner Country
Aircraft Owner Zipcode 77019
Operator is an individual? --
Operator Name BRITT AIRWAYS, INC.
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address 2929 ALLEN PKWY, STE 1900
Operator City HOUSTON
Operator State TX
Operator Country
Operator Zip code 77019
Operator Code BRIA
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/Cargo
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board Yes
Departure Point Same as Event Yes
Departure Airport Code IAH
Departure City
Departure State
Departure Country
Departure Time 1545
Departure Time Zone CST
Destination Same as Local Flt --
Destination Airport Code ESF
Destination City ALEXANDRIA
Destination State LA
Destination Country
Specific Phase of Flight Takeoff
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 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --