# SDR TRBACPCP2010013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 23, 2010
- Submitted: March 24, 2010
- Operation: Air carrier
- Aircraft: [N494AE](https://openairdocs.org/aircraft/N494AE), registered now
- Make and model: Aerosp ATR 72-212A
- Registry model: [Aerosp ATR 72-212A](https://openairdocs.org/model/aerospatiale-atr-72-212a) (OpenAirDocs)
- Aircraft serial: 494
- Aircraft time: 21,104 hours, 24,735 cycles
- Engine: Pwa PW127
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Condition: Corroded
- Location: Rt 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/TRBACPCP2010013

## Discrepancy

AN AREA OF CORROSION WAS FOUND AT RT WING LOWER SKIN DRAIN VALVE BETWEEN RIB 12-13.  CORROSION TEMP BLEND-OUT REPAIR PERMANENT REPAIR AT THIS AREA ON THE NEXT 3000 CYCLES OR AT NEXT C-CK INSP.  C/W SRI DO/TS - 0958/08-9928 REF NDT REPORT AMS 100226-14 FOR HFEC AND UT VALUES NO DEFECTS NOTED AT THIS TIME. C/W ATR SRAS DO/TS - 958/08...4527. ACCOMPLISHED EO NR E2-57MR-369 TDMI TO REMAIN OPEN WITH SUPPLEMANTARY INSP HFEC FOR CRACK EVERY 10000 FC.  DUI BLENDED AREA FOR NEW CORROSION DETECTION EVERY 2 YRS.

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