# SDR DALA2026082104772

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 21, 2026
- Submitted: August 22, 2026
- Operation: Air carrier
- Aircraft: [N309DU](https://openairdocs.org/aircraft/N309DU), registered now
- Make and model: Airbus BD-500-1A11
- Registry model: [Airbus BD-500-1A11](https://openairdocs.org/model/airbus-canada-lp-bd-500-1a11) (OpenAirDocs)
- Aircraft serial: 55107
- Aircraft time: 15,604 hours, 6,844 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Condition: Corroded
- Location: Zone 200
- 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/DALA2026082104772

## Discrepancy

CORROSION LEVEL 2 ON FLOOR STRUCTURE AT APPROXIMATELY STATION 1365 AND RBL 65 JUST INSIDE THE AFT SERVICE DOOR.   REMOVED DAMAGED FLOOR WEB SILL FROM PASSENGER COMPARTMENT RBL 65 AND BTW FR-76 TO FR-79 AND REPLACED PER A220 ASRP BD500-A-J51-42-06-00AAA-078A-A AND BOMBARDIER DWG # PL C01342700 REV - T. (LP 1768018 - AIRCRAFT WAS GROUNDED)

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