A B757-200 found #4 main wheel tie bolt sheared off. Replaced #4 wheel and tire assembly.

Attributes
ACN	665752
Time
Date	200501
Place
Locale Reference	airport : zzz.airport
State Reference	US
Altitude	agl single value : 0
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	B757-200
Operating Under FAR Part	Part 121
Flight Phase	ground : maintenance
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	maintenance : technician
Qualification	technician : airframe technician : powerplant
Experience	maintenance technician : 16
ASRS Report	665752
Person 2
Affiliation	company : air carrier
Function	maintenance : technician
Events
Anomaly	aircraft equipment problem : critical maintenance problem : improper documentation maintenance problem : improper maintenance non adherence : far non adherence : published procedure
Independent Detector	other other : 1
Resolutory Action	none taken : detected after the fact
Consequence	other other
Factors
Maintenance	contributing factor : schedule pressure performance deficiency : inspection performance deficiency : unqualified personnel performance deficiency : scheduled maintenance performance deficiency : non compliance with legal requirements performance deficiency : logbook entry
Supplementary
Problem Areas	Aircraft Chart Or Publication Company Environmental Factor Maintenance Human Performance
Primary Problem	Maintenance Human Performance

Narrative:

#4 main wheel tie bolt sheared off. Removed and replaced #4 main wheel assembly per maintenance manual.

Original NASA ASRS Text

Title: A B757-200 FOUND #4 MAIN WHEEL TIE BOLT SHEARED OFF. REPLACED #4 WHEEL AND TIRE ASSEMBLY.

Narrative: #4 MAIN WHEEL TIE BOLT SHEARED OFF. REMOVED AND REPLACED #4 MAIN WHEEL ASSEMBLY PER MAINT MANUAL.

Data retrieved from NASA's ASRS site as of January 2009 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.