# SDR DALA12016760936

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 17, 2012
- Submitted: December 19, 2012
- Operation: Air carrier
- Aircraft: N936DL
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 49723
- Aircraft time: 62,121 hours, 47,144 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Condition: Damaged
- Location: Bs 218
- 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/DALA12016760936

## Discrepancy

E & E BAY BS 218, LONGERON 30 & 29 LT HAS DAMAGE TO LONGERON FLANGE ON BOTH SIDES OF LONGERON HAT CHANNEL.  REMOVED DAMAGE ON E/E BAY STA 218, LONGERON 30 AND 29L ON LONGERON FLANGE IAW SRM 51-03, FIG 1. FOUND TO BE WITHIN LIMITS. HFEC INSP DETECTED 1 EA CRACK EMANATING FROM EDGE OF LT FLANGE IN BLENDED AREA OF LONGERON 30. NEW LONGERON SECTION STA 170-227 WAS CREATED, TREATED, AND INSTALLED IAW SRM 51-30-2 AND 51-30-5. TREATED, PRIMED, AND APPLIED TOPCOAT ON E/E BAY STA 218 L29L IAW SRM 51-10-3, PARA 11, 14, AND 21.

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