# SDR SWIA2020021848533

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 2019
- Submitted: February 18, 2020
- Operation: Air carrier
- Aircraft: [N689CA](https://openairdocs.org/aircraft/N689CA), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15133
- Aircraft time: 30,603 hours, 19,857 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Corroded
- Location: Bs 597
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA2020021848533

## Discrepancy

*CORROSION FOUND ON FRAME IN BELLY AT FS 597 BETWEEN STGR 24L AND STGR 24R.   (C-CHECK) RO 2/14/2020   BLENDED CORROSION ON FRAME IN BELLY AT FS 597 BETWEEN STGR 24L AND STGR 24R REF CRJ-900 SRM.  ORIGINAL MATERIAL THICKESS WAS 0.63", MATERIAL REMAINING IS 0.52", FOR A TOTAL LOSS OF 0.011".  FRAME FS597 IS OUT OF LIMITS DUE TO LOSS OF GREATER THAN 10%, PROXIMITY TO FASTENER HOLES, AND DAMAGE ON MULTIPLE ELEMENTS REFERENCING CRJ 900 SRMS.  COMPLIED WITH BOMBARDIER REO.

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