# SDR IPXA2020032553431

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 22, 2020
- Submitted: March 25, 2020
- Operation: Air carrier
- Aircraft: [N575UP](https://openairdocs.org/aircraft/N575UP), registered now
- Make and model: Boeing 747-44AF
- Registry model: [Boeing 747-44AF](https://openairdocs.org/model/boeing-747-44af) (OpenAirDocs)
- Aircraft serial: 35664
- Aircraft time: 44,462 hours, 6,639 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Panel
- Part number: 146U5817117
- Condition: Punctured
- Location: Main Deck
- 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/IPXA2020032553431

## Discrepancy

INSPECTION TYPE:N/AMAIN DECK FLOOR BOARD PUNCTURE IN UPPER SURFACE STA 1730 CENTERLINE.REMOVED UPPER SKIN PLIES - NO CORE DAMAGE. DAMAGE REMOVAL OK PER QC, OK TO INSTALL REPAIR PER QC. POTTED HOLE AND FABRICATED PRE CURED DOUBLER PER SRM 53-00-50-2R-1 FIG 201 SHT 3. COMPLETED REPAIR PER SRM 53-00-50-2R-1 FIG 201 SHT 3.

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