# SDR JJBA20210929034

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 29, 2021
- Submitted: October 28, 2021
- Operation: Air carrier
- Aircraft: [N21144](https://openairdocs.org/aircraft/N21144), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 145741
- Aircraft time: 44,225 hours, 27,731 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: None
- Condition: None
- 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/JJBA20210929034

## Discrepancy

MAIN CABIN - CORROSION - AT LH IB FLOOR STRUCTURE - IB SIDE HAS CORROSION FROM FR 39 - FR 44. EVALUATED CORROSION ON LH IB FLR STRUCTURE IB SIDE FROM FR39-FR44, FOUND TO HAVE 100% MATERIAL LOSS. REMOVED AND REPLACED OMEGA BEAM

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