Midway Airport
Aircraft Accident/Incident Report

Chicago, Illinois 60638
Wednesday, March 14, 1984 22:30 CST

NTSB Narrative Summary Released at Completion of Accident

THE ACFTS LEFT MAIN GEAR COLLAPSED DURING THE LANDING ROLL. INVESTIGATION REVEALED THAT THE BOLT ON THE TOP PORTION OF THE LH BELLCRANK ASSEMBLY WAS SHEARED OFF. ONE OF THE TANGS AT THE BOTTOM OF THE BELLCRANK WAS ALSO BROKEN. WHEN EXAMINED UNDER A 10 POWER MICROSCOPE THE FRACTURED REVEALED INSTANTANEOUS OVERLOAD CHARACTERISTICS.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 3/14/1984
Event Day of the Week Wednesday
Time of Event 2230
Event Time Zone Central Standard Time
Event City CHICAGO
Event State ILLINOIS
Event Country --
Zipcode of the event site 60638
Event Date Year 1984
Event Date Month 3
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport MIDWAY
Event Location Nearest Airport ID MDW
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 619
Weather Briefing Completeness Not pertinent
Investigator's weather source Weather Observation Facility
Time of the weather observation 2230 Central Standard Time
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID MDW
Elevation of weather observation facility 619
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation CST
Lighting Conditions Night/Dark
Lowest Ceiling Height 600
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Overcast
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 2
Air Temperature at event time (in degrees celsius) 1
Dew Point at event time (in degress fahrenheit) -2
Wind Direction (degrees magnetic) 170
Variable Wind Indicator Unknown
Wind Speed (knots) 14
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 19
Altimeter Setting at event time (in. Hg) 30
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 2
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 256
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 23877
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Instrument Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N777CS
NTSB Number CHI84LA130
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 135: Air Taxi & Commuter
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 401
Aircraft Series Identifier 401
Aircraft Serial Number 4010152
Certified Max Gross Weight 6300
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 8
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Mar 6 1984 12:00AM
Airframe hours since last inspection 11
Airframe Hours 4855
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name MIDWEST AVIATION CORP.
Aircraft Owner Street Address R #3
Aircraft Owner City DAVENPORT
Aircraft Owner State IA
Aircraft Owner Country
Aircraft Owner Zipcode 52804
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 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 Non-scheduled
Indicates Domestic or International Flight Domestic
Operator carrying Pax/Cargo/Mail Cargo
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board Yes
Departure Point Same as Event No
Departure Airport Code MSN
Departure City MADISON
Departure State WI
Departure Country
Departure Time 2130
Departure Time Zone CST
Destination Same as Local Flt crash at destination city
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Landing
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 13R
Runway Length 6519
Runway Width 175
Sight Seeing flight No
Air Medical Flight No
Medical Flight --