# SDR CKSA98079

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N703CK](https://openairdocs.org/aircraft/N703CK), registered now
- Make and model: Boeing 747146
- Aircraft serial: 19727
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Bs 1660
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CKSA98079

## Discrepancy

DURING CPCP INSPECTION FOUND LEVEL 2 CORROSION.  CORROSION ON FLOORBEAM UPPER CHORD AT STA 1660 LBL 15.  REMOVED CORROSION ON FLOORBEAM UPPER CHORD AT BS 1660 LBL 15 IAW B747 SRM 51-10-01.  FOUND OUT OF LIMITS IAW B747 SRM 53-10-01.  CUT OUT DAMAGED AREA IAW B747 SRM 53-10-07 FIG 9.  INSTALLED REPAIR SPLICES IAW SRM 53-10-07 FIG 9.  CORROSION TASK CARD NUMBER C53-210-01.  NON-ROUTINE TASK CARD NUMBER 14755.

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