# SDR CALA2011013100053

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2011
- Submitted: January 31, 2011
- Operation: Air carrier
- Aircraft: [N18112](https://openairdocs.org/aircraft/N18112), registered now
- Make and model: Boeing 757224
- Aircraft serial: 27302
- Aircraft time: 61,299 hours, 16,109 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Part number: 146N1020
- Condition: Corroded
- Location: Fuselage
- 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/CALA2011013100053

## Discrepancy

CIRCUMFERENTIAL FRAME STA 1580 BETWEEN S8L-9L HAS CRACK.  REPAIRED DAMAGE FRAME REF SRM 53-00-07 REPAIR 1.  ISSUED DIP REF REP DVI INSPECTION. >>> QC<<<  PERFORM A DETAIL VISUAL INSPECTION AT FRAME REPAIR STA 1580 BETWEEN S8L-9L (ZONE 3) TABLE 203 OF SRM 53-00-07 12,000 FLIGHT CYCLES FROM REPAIR INSTALLATION OR 50,000 AIRFRAME FLIGHT CYCLES, WHICHEVER COMES FIRST.THEN 12,000 FLIGHT CYCLES INTERVALS.

---
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.