# SDR DALA2016062204830

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 21, 2016
- Submitted: June 22, 2016
- Operation: Air carrier
- Aircraft: N900DE
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 53372
- Aircraft time: 63,904 hours, 46,686 cycles
- System (JASC): [5531 · Vertical Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5531)
- Part: Rib
- Condition: Cracked
- Location: Vertical Stab
- 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/DALA2016062204830

## Discrepancy

CRACK ON LT RIBS INTERNAL STRUCTURE FIXED L/E STA ZFS=17.656 AND ZFS=23.500 APPROXIMATELY AND ELONGATED HOLES ON FORMER STA ZFS=30.000 AT VERTICAL STABILIZER.  RIBS AND FORMER WERE REPAIRED IAW SRM 55-02, FIG 27, 51-30-2, 51-30-5, 51-10-2, 51-10-3 OAR 21 AND 14.

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