# SDR TX9Y20110921001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 18, 2011
- Submitted: September 29, 2011
- Operation: Air carrier
- Filed by: [Taikoo Xiamen Aircraft Engineering Company Ltd, repair station TX9Y778Y](https://openairdocs.org/faa-repair-station/TX9Y778Y/taikoo-xiamen-aircraft-engineering-company-ltd.md) (OpenAirDocs)
- Aircraft: [N708SA](https://openairdocs.org/aircraft/N708SA), registered now
- Make and model: Boeing 747-2B5F
- Registry model: [Boeing 747-2B5F](https://openairdocs.org/model/boeing-747-2b5f) (OpenAirDocs)
- Aircraft serial: 24196
- Aircraft time: 98,526 hours, 16,401 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Damaged
- Location: Fuselage
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TX9Y20110921001

## Discrepancy

DURING INSPECTION, A DAMAGE WAS FOUND COMMONT TO A TOOL HOLE OF BULKHEAD AT STA1140, S-18R TO S-19R.  AND NO ALLOWANCE DAMAGE LIMIT WAS PROVIDED IN SRM.  A REPAIR THAT BLENDED OUT THE DAMAGED FRAME WEB AT A TOOLING HOLE AND REFINISHED THE SURFACE PER BOEING MESSAGE NUMBER TEC-SOF-11-0035.  THE DEVIATION WAS APPROVED UNDER BOEING SERVICE REQUEST 1-1972007720 ON ODA-300064-NM FAA FORM 8100-9 DATED SEPTEMBER 15, 2011. A NEW FAA APPROVAL WHICH CONTAINS THE INSPECTION REQUIREMENTS MUST BE ISSUED PRIOR TO THE INSPECTION THRESHOLD OF 35000 FLIGHT CYCLES.

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