# SDR TWAA9901604

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 19, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N941AS](https://openairdocs.org/aircraft/N941AS), registered now
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 49925
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Membrane
- Condition: Corroded
- Location: Bs 743
- 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/TWAA9901604

## Discrepancy

DURING OP 16 MAINT CHECK, THE CABIN FLOOR MEMBRANE WAS CORRODED AT STA 743 RT SIDE.  REMOVED CORROSION PER STANDARD PROCEDURES MANUAL 6-80-01.  FABRICATED AND INSTALLED DOUBLER PER SPM 6-70-01, PG 1.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.