# SDR DALA2026061703626

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 15, 2026
- Submitted: June 17, 2026
- Operation: Air carrier
- Aircraft: [N306DU](https://openairdocs.org/aircraft/N306DU), 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: 55085
- Aircraft time: 15,476 hours, 7,059 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- 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/DALA2026061703626

## Discrepancy

CORROSION AT REAR BARREL FLOOR EDGE SUPPORT AT FR 76 RBL 49 WL 147 . REMOVED AND REPLACED SILL FLOOR WEB AT STA FR76 RBL 49 WL 147 PER A220 ASRP BD500-A-J51-42-20-00AAA-078A-A AND BOMBARDIER DWG C01342700 REV:-T. (LP# 1648146; AIRCRAFT WAS GROUNDED)

---
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.