# SDR TWAA0101917

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 2, 2001
- Submitted: January 31, 2001
- Operation: Air carrier
- Aircraft: N9404V
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 53140
- Aircraft time: 24,647 hours, 11,910 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Condition: Cracked
- Location: Cabin Floor
- 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/TWAA0101917

## Discrepancy

DURING CHECK-C MAINT, FOUND AFT CABIN FLOOR MEMBRANE CRACKED AT LT SIDEWELL, STA 1298 TO 1304.  STOP DRILLED CRACK AND INSTALLED DOUBLER PER SRM 53-01, FIG 2.  TREATED SURFACE PER SRM 51-10-3.  INSTALLED HI-LOK''S IN DOUBLER DUE TO ACCESS PER SRM 53-30-05.  INSTALLED RIVETS PER SRM 51-30-2.

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