# SDR VGQY2010081200078

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 12, 2010
- Submitted: August 21, 2010
- Operation: Air carrier
- Filed by: [St Engineering Aerospace Services Company Pte. Ltd, repair station VGQY082L](https://openairdocs.org/faa-repair-station/VGQY082L/st-engineering-aerospace-services-company-pte-ltd.md) (OpenAirDocs)
- Aircraft: [N815SA](https://openairdocs.org/aircraft/N815SA), registered now
- Make and model: Boeing 747-2L5B
- Registry model: [Boeing 747-2L5B](https://openairdocs.org/model/boeing-747-2l5b) (OpenAirDocs)
- Aircraft serial: 22107
- Aircraft time: 96,368 hours, 19,493 cycles
- System (JASC): [5720 · Wing Miscellaneous Structure](https://openairdocs.org/jasc/5720)
- Part: Channel
- Part number: 65B116147
- Condition: Cracked
- Location: Lt Wing
- 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/VGQY2010081200078

## Discrepancy

LEFT WING T/E REAR SPAR ADJACENT TO NR 6 SPOILER ACTUATOR AFT FACE / UPPER CHANNEL CORRODED.  TRAILING EDGE BEAM UPPER CHORD 65B11614-7 FOUND WITH CORROSION CRACKING AT TWO LOCATIONS.  CRACK LENGTHS ARE APPROX 3.5" INCH AND 1.75" AT THE RADAII.  COMPLIED WITH  EN 1182-10.

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