# SDR SIMA202006198003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 18, 2020
- Submitted: June 19, 2020
- Operation: Air carrier
- Aircraft: [N900AE](https://openairdocs.org/aircraft/N900AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500885
- Aircraft time: 36,956 hours, 32,067 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Part number: 14566287005
- Condition: Cracked
- Location: Lt Wing
- 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/SIMA202006198003

## Discrepancy

LH WING SPAR 1 HAS A RELEVANT CRACK INDICATION AT RIB 9AREA. SETTINGS: FREQ. 400KHZ, ANGLE: 291.1 DEG. H GAIN: 61.3DB. V GAIN 77.6DB. LO PASS FILTER: 500HZ.   PERFORMED PERMANENT REPAIR ON LH WING SPAR 1 LOWER FLANGE AND SPAR 1 WEB CRACK INBD OF RIB 9 IAW ERS-EM-57MR-1245. SEE ATTACHED PAGE 2 OF ERS-EM-57MR-1245 FOR PARTS AND MATERIALS LIST

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