# SDR AT9900503

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 23, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N830AT
- Make and model: Doug DC-9-32
- Registry model: [Doug DC-9-32](https://openairdocs.org/model/mcdonnell-douglas-dc-9-32) (OpenAirDocs)
- Aircraft serial: 47723
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Cracked
- Location: Bs 503
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AT9900503

## Discrepancy

DURING A SCHEDULED INSPECTION AT TIMCO IN LAKE CITY, FL, FOUND CRACKED FLOOR SUPPORT FWD CARGO COMPARTMENT AT BS 503 AND BL 3L.  STOP DRILLED CRACK IAW EA NR 12-5321-29-C1362 OPT 1 STEP 1.  NDT PERFORMED, CRACK CONTAINED.  WELD REPAIR 1 EACH CRACK ON FLOOR SUPPORT, TREATED, AND PRIMED IAW DC9 SRM 51-10-3.

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