# SDR SWIA202005070548

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2020
- Submitted: May 7, 2020
- Operation: Air carrier
- Aircraft: [N946SW](https://openairdocs.org/aircraft/N946SW), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7776
- Aircraft time: 42,552 hours, 36,229 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Fuselage
- 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/SWIA202005070548

## Discrepancy

*FS574.00 FRAME IS CORRODED, STGR23L €“ STGR20L.      (48 MO INSP) RO 5/6/2020   REMOVED CORROSION IN MULTIPLE AREA ON FRMAE AT FS574.00 BETWEEN STGR23L AND STGR20L. AFTER CORROSION REMOVAL, FOUND CRACK ON FLANGE NEAR RIVET HOLE OUTBOARD SIDE OF STGR23L REF CRJ-200-SRM ORIGINAL MATERIAL THICKNESS ON FRAME SECTION AT FS 574.00 WAS .050 REF CRJ-200-SRM. BLENDED AREA IS FOUND TO OUT OF LIMITS DUE CRACK ON FLANGE NEAR FASTENERS HOLE REF CRJ-200- SRM.   INSTALLED FRAME SECTION AT FS 574 BETWEEN STGR 20L AND STGR 25R REF BOMBARDIER REO.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.