# SDR SWIA202162708

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2021
- Submitted: November 22, 2021
- Operation: Air carrier
- Aircraft: [N774SK](https://openairdocs.org/aircraft/N774SK), registered now
- Make and model: Cndair CL600*
- Aircraft serial: 10240
- Aircraft time: 42,478 hours, 26,974 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: None
- Condition: Corroded
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA202162708

## Discrepancy

*CORROSION ON THE INTERCOSTAL BETWEEN STGR27 & STGR26R, FS349.00 €“ FS364.00 WEB AND LOWER FLANGE.   (C-CHECK RO 11-20-2021)   REMOVED AND INSTALLED NEW INTERCOSTAL BETWEEN STGR27 AND STGR 26R, FS349.00-FS364.00. REF CRJ-700 SRM 51-42-06-001-001-A01, SRM 51-42-21-001-001-A01 AND DWG SH670-32050 REV J. LEAK CHECK GOOD. COMPLIED WITH TASK CARD 51-900-1002-SKY.PERFORMED AIRCRAFT PRESSURIZATION CHECK. REF. CRJ700 A.M.M. 21-31-00-910-801-A01. PRESSURE CHECK GOOD, NO LEAKS DETECTED.

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