# NTSB Incident ENG13IA005
> **BOEING MD-88** · 2012-11-07 · Atlanta, GA, USA · NONE
## Event
- **NTSB number:** ENG13IA005
- **Event ID:** 20121107X21801
- **Type:** Incident
- **Date:** 2012-11-07
- **Location:** Atlanta, GA, USA
- **Coordinates:** 33.631443, -84.432539
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 147
- **Total aboard:** 147
## Aircraft
- **Make:** BOEING
- **Model:** MD-88
- **Registration:** N908DE
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** —
## Conditions
- **Light:** NITE
- **Weather:** Unk
## Probable cause

The  4th stage turbine blade separation that resulted in an uncontained release of low pressure turbine blade material was Delta Air Lines' repair process for the turbine blades' tip shrouds.  It was not possible to identify the part of the repair process that led to the premature wear of the blade's tip shoud and subsequent separation.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ENG13IA005) · AI Analytics · CC0 1.0*