NTSB Identification: FTW87LA046.
The docket is stored on NTSB microfiche number 33402.
Accident occurred Wednesday, January 21, 1987 in FORT WORTH, TX
Probable Cause Approval Date: 03/10/1988
Aircraft: CESSNA 172N, registration: N4901G
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE NOSE GEAR STRUT DEPRESSED MORE THAN NORMAL FOLLOWING WHAT THE STUDENT PLT THOUGHT WAS A NORMAL TOUCHDOWN AND THE ACFT VEERED OFF THE RWY. AS CONTROL WAS LOST, THE NOSE GEAR TIRE BLEW AND THE ACFT SUBSEQUENTLY STRUCK A VASI LIGHT COLLAPSING THE NOSE GEAR. INVESTIGATION REVEALED THAT THE NOSE GEAR STRUT WAS SERVICED TO 10 PSI INSTEAD OF THE MINIMUM OF 45 PSI THAT WAS REQUIRED BY THE ACFT MAINTENANCE MANUAL.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

LANDING GEAR,NOSE GEAR ASSEMBLY..PRESSURE TOO LOW

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

OBJECT..APPROACH LIGHT/NAVAID

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

MAINTENANCE,SERVICE OF AIRCRAFT/EQUIPMENT..NOT PERFORMED..COMPANY MAINTENANCE PERSONNEL


Contributing Factors

MAINTENANCE,INSPECTION..INADEQUATE..COMPANY MAINTENANCE PERSONNEL

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