St. Clair Airport
Aircraft Accident/Incident Report

St. Clair, Missouri 63077
Saturday, July 22, 1989 18:30 CDT

NTSB Narrative Summary Released at Completion of Accident

DURING THE LANDING ROLL, THE PILOT SAID THE LANDING GEAR COLLAPSED IN SEQUENTIAL ORDER OF RIGHT MAIN, NOSE WHEEL AND THE LEFT MAIN GEAR. POST ACCIDENT INVESTIGATION REVEALED NO MALFUNCTION OF ELECTRICAL OR MECHANICAL PORTION OF THE LANDING GEAR SYSTEM.

NTSB Probable Cause Narrative

THE LANDING GEAR RETRACTION/EXTENTION SYSTEM FAILED FOR UNDETERMINED REASON.

Event Information

Type of Event Accident
Event Date 7/22/1989
Event Day of the Week Saturday
Time of Event 1830
Event Time Zone Central Daylight Time
Event City ST. CLAIR
Event State MISSOURI
Event Country --
Zipcode of the event site 63077
Event Date Year 1989
Event Date Month 7
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport ST. CLAIR
Event Location Nearest Airport ID K39
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 654
Weather Briefing Completeness Unknown
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) 10
Air Temperature at event time (in degrees celsius) 26
Dew Point at event time (in degress fahrenheit) -18
Wind Direction (degrees magnetic) 200
Variable Wind Indicator Unknown
Wind Speed (knots) 5
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
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 3
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 619
NTSB Notification Source --
NTSB Notification Date Jul 25 1989 12:00AM
NTSB Notification Time 1830
Fiche Number and/or location -used to find docket information 40129
Date of most recent change to record Dec 13 2000 12:52PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N314D
NTSB Number MKC89LA167
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 320
Aircraft Series Identifier 320
Aircraft Serial Number 320C0067
Certified Max Gross Weight 5200
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 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Dec 21 1988 12:00AM
Airframe hours since last inspection 10
Airframe Hours 5481
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name QUADRANT CO. INC
Aircraft Owner Street Address MUNICIPAL AIRPORT
Aircraft Owner City CUBA
Aircraft Owner State MO
Aircraft Owner Country
Aircraft Owner Zipcode 65453
Operator is an individual? --
Operator Name MOSBY, JOHN
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address HCR 80, BOX 344
Operator City CUBA
Operator State MO
Operator Country
Operator Zip code 65453
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) Business
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code UBX
Departure City CUBA
Departure State MO
Departure Country
Departure Time 1810
Departure Time Zone CDT
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 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 20
Runway Length 3000
Runway Width 50
Sight Seeing flight No
Air Medical Flight No
Medical Flight --