# SDR EIAA20090042SUP

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 22, 2009
- Submitted: April 1, 2009
- Operation: Air carrier
- Aircraft: [N471EV](https://openairdocs.org/aircraft/N471EV), registered now
- Make and model: Boeing 747273C
- Aircraft serial: 20651
- Aircraft time: 100,287 hours, 23,726 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Damaged
- Location: Bs 460
- 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/EIAA20090042SUP

## Discrepancy

UPPER DECK FRAME BS 460 LEFT OF LADDER CUTOUT HAS 14 MISDRILLED HOLES.  REAMED 13 HOLES AT BS 460 WITHIN LIMITS PER SRM 53-10-01 FIG 1 AND REMOVED AND REPLACED LOWER CHORD AT BS 480 LT PER SRM 51-30-02 PG 6-9.

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