# SDR EIAA2011138

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 12, 2011
- Submitted: August 16, 2011
- Operation: Air carrier
- Aircraft: N486EV
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 20888
- Aircraft time: 98,968 hours, 23,131 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Corroded
- Location: Lt Blg Ww
- 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/EIAA2011138

## Discrepancy

LEFT BLG WW OVERWING LONGERON AT STA 1438, FRAME STRUCTURE HAS CORROSION.  EXISTING REPAIR REMOVED, NEW CHORD FABRICATED PER DRAWING 65B09014, FOI CARRIED OUT OER BAC 5423 AND NEW CHORD INSTALLED PER B747 SRM 51-30-02.

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