# SDR UALA2009061701728

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 16, 2009
- Submitted: June 24, 2009
- Operation: Air carrier
- Aircraft: [N121UA](https://openairdocs.org/aircraft/N121UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 29167
- Aircraft time: 42,407 hours, 5,058 cycles
- Engine: Pwa PW4056
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Structure
- Condition: Damaged
- Location: Bs 150 At S28r
- Stage of operation: IN
- How discovered: U
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2009061701728

## Discrepancy

THREE BURNISH SPOTS OF SKIN ON RT SIDE OF NOSE AREA STA 150 AT STR 28RT.  SUPPLEMENTAL DATA UPDATE MAJOR REPAIR ACCOMPLISHED: DAMAGED AREA IS CUTOUT.  MANUFACTURING OF DOUBLER, TRIPLER, QUADRUPLER & FILLER RPR PER EG'S DRAWINGS & DIRECTION, EVA TO FOLLOW. A TIME LIMITED REPAIR AS PER EVA UA-EVA-72702A HAS BEEN ACCOMPLISHED AT SR ON WU M3763I. CF9039 CREATED FOR TRACKING.

---
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, except the copies of manufacturers’ service documents, which belong to their rights holders.