# SDR SIMA20211007004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2021
- Submitted: October 21, 2021
- Operation: Air carrier
- Aircraft: [N221NN](https://openairdocs.org/aircraft/N221NN), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000525
- Aircraft time: 14,338 hours, 9,503 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Frms 12-13
- 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/SIMA20211007004

## Discrepancy

SSI 53-10-027 RH CENTER FLOOR BEAM IS CORRODED BTW FR 12-13 (LEVEL 2 CORROSION)(MAJOR REPAIR)-C/A-ACCOMPLISHED PERMANENT REPAIR TO RH CENTER FLOOR BEAM BETWEEN FRAMES 12-13 IAW ENVOY ERS EJ-53MR-4412

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