# Incident 20010528012229I: Boeing 737322, Chicago, IL, May 28, 2001 - Type: FAA incident report (Accident/Incident Data System), as reported - Date: May 28, 2001, 16:54 local time - Place: Chicago, IL - Airport: Chicago-O Hare International - Damage: Minor damage - Phase of flight: Roll-Out (Fixed Wing) - Operating rules: Air carrier (Part 121) - Operator: UALA - Location: 41.9769° N, 87.9081° W: Placed by OpenAirDocs at CHICAGO O'HARE INTL (ORD), within about a mile (OpenAirDocs) - Nearby events: https://openairdocs.org/map.md?lat=41.9769&lon=-87.9081&mi=10 - Aircraft: N312UA, a cancelled registration (https://openairdocs.org/deregistered/N312UA-2013-03-18) (OpenAirDocs) - Registry model: Boeing 737-322 (registry code 138447Y, https://openairdocs.org/model/boeing-737-322) (OpenAirDocs) - Registry engine: CFM International CFM56 series (registry code 13802, https://openairdocs.org/engine/cfm-international-cfm56-series) (OpenAirDocs) - Reported make and model: BOEING 737322 - Reported engine: GE CFM56* - FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/) - Page: https://openairdocs.org/incident/20010528012229I ## Narrative As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^. (-23) AS CHICAGO O'HARE FLIGHT STANDARDS DISTRICT OFFICE INSPECTOR ON DUTY , RESPONDED TO REQUEST FROM GREAT LAKES REGIONAL DUTY OFFICE TO INVESTIGATEINCIDENT OF UNITED AIRLINES FLIGHT #256 DEPARTING END OF RUNWAY AFTER LANDING ON RUNWAY 4R AT O'HARE INTERNATIONAL AIRPORT. ARRIVED AT AIRPORT AND INSPECTED AIRCRAFT AND LOGBOOK. RECLAMATION EFFORT WAS UNDERWAY TO REMOVE AIRCRAFT LEFT MAIN LANDING GEAR FROM MUD. PASSENGERS HAD BEEN DEPLANED BY STAIR TRUCK, NO INJURIES REPORTED. POSITION OF AIRCRAFT AND TIRE MARKS INDICATED THAT IT HAD DEPARTED END OF RUNWAY 4R ON THE LEFT SIDE, CROSSED A SMALL SECTION OF GRASS BEFORE TURNING BACK TO THE RIGHT AND STOPPING WITH THE LEFT MAIN LANDING GEAR STUCK IN MUD AND THE NOSE LANDING GEAR TIRES RESTING ON PREPARED SURFACE AT THE APPROACH END OF RWY 22L. UNITED AIRLINES MAINTENANCE PERSONNEL COMPLETED RECLAMATION OF AIRCRAFT AND ISSUED CONDITIONAL INSPECTION CARDS CONSISTING OF HIGH DRAG AND SIDE LOAD INSPECTION, DRAGGED ENGINE NACELLE INSPECTION (#1 ENG), BORESCOPE INSPECTION OF THE #1 ENGINE, OPERATIONAL CHECK OF ANTI-SKID SYSTEM. REVIEW OF MAINTENANCE HISTORY FOR LANDING GEAR, THRUST REVERSERS, HYDRAULIC SYSTEM, FLIGHT CONTROLS AND ENGINES REVEALED NO DAMAGE. HIGH DRAG LOAD INSPECTION REVEALED DAMAGE TO NOSE LANDING GEAR ACTUATOR, SAME WAS REMOVED AND REPLACED. LEFT MAIN LANDING GEAR #1 WHEEL/TIRE WAS REPLACED, BOTH BRAKES WERE CLEANED AND INSPECTED. NOSE TIRES WERE REMOVED AND REPLACED. NUMBER ONE ENGINE COWL WAS FOUND DENTED AND WAS REPLACED. COMPOSITE STRUCTURE OF NUMBER ONE NACELLE (BOTTOM) WAS DENTED AND GOUGED, TEMPORARY REPAIR WAS COMPLETED. CHECK OF NOSE STEERING AND ANTI-SKID REVEALED NO DISCREPANCIES. AIRCRAFT WAS RETURNED TO SERVICE AFTER REQUIRED MAINTENANCE WAS COMPLETED. OPINION OF THIS INSPECTOR AS TO THE CAUSE OF THE INCIDENT WAS THE PILOT'S FAILURE TO STOP THE AIRCRAFT IN THE RUNWAY LENGTH REMAINING AFTER LANDING. ## Other reports on N312UA (3) Matched to the same aircraft by N-number and date. - [Incident 19990622018839I](https://openairdocs.org/incident/19990622018839I), Jun 22, 1999: Boeing 737322 (N312UA), Scottsbluff, NE. (-5)N312UA, B737M enroute minneapolis, MN, to denver, CO, diverted to Scottsbluff, NE, due to reported smoke in the cabin. Company mechanics were unable to… - [Incident 19890915051909I](https://openairdocs.org/incident/19890915051909I), Sep 15, 1989: Boeing 737322 (N312UA), Las Vegas, NV, Minor damage. NR2 engine lost power on takeoff. Returned. Bolts that hold input shaft bearing housing were missing. - [Incident 19880224010709I](https://openairdocs.org/incident/19880224010709I), Feb 24, 1988: Boeing 737322 (N312UA), Kansas City, MO. Nose gear red light on and no green light. Landed safely. Checked nose gear and installed nose gear lock. From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record. --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.