# SDR DALA2023012400530

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 16, 2019
- Submitted: January 24, 2023
- Operation: Air carrier
- Aircraft: [N891AT](https://openairdocs.org/aircraft/N891AT), registered now
- Make and model: Boeing 717-200
- Registry model: [Boeing 717-200](https://openairdocs.org/model/boeing-717-200) (OpenAirDocs)
- Aircraft serial: 55043
- Aircraft time: 45,004 hours, 31,265 cycles
- System (JASC): [5532 · Vertical Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5532)
- Part: Skin
- Condition: Cracked
- Location: Vertical Stab
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2023012400530

## Discrepancy

DURING INSPECTIONS PER WORKCARD 5530-01048-01 & AD 2016-09-05, MTC FOUND A CRACK INDICATION COMMON TO THE VERTICAL SPLICE BETWEEN LOWER DORSAL ASSEMBLY SKIN & FRONT SPAR FORWARD CAP ON LT OF STAB. WORKCARD DOES NOT GIVE INSTRUCTIONS IF A CRACK IND IS FOUND.  ER/A ASSOCIATED WITH LOG PAGE AUTHORIZES MTC TO REPAIR THE CRACK.   BOEING HAS GIVEN SPECIFIC APPROVAL TO FLY FOR 24 MONTHS UNTIL A DAMAGE TOLERANCE EVALUATION CAN BE ACCOMPLISHED. THIS TIME RESTRICTIONS IS AD RELATED AND CANNOT BE DEVIATED FROM. CHANGED FROM 00-564482 TO 14-564482, REVISED TO REV 'A'.

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