# SDR EIAA20120131006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2012
- Submitted: February 2, 2012
- Operation: Air carrier
- Aircraft: N489EV
- Make and model: Boeing 747230B
- Aircraft serial: 23393
- Aircraft time: 97,651 hours, 17,943 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Cracked
- Location: Fuselage
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EIAA20120131006

## Discrepancy

BS 340 FLOORBEAM LBL 29.50 FWD SIDE HAS CRACK.  REMOVED DAMAGE, FABBED AND INSTALLED REPAIR PER EO 53-7471587-00 REV J, SB 747-53A2431 REV 2 TABLE 1 FIG 8.

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