# NTSB Accident CHI88FA223
> **BOEING 727-31** · 1988-08-27 · CHICAGO, IL, USA · MINR
## Event
- **NTSB number:** CHI88FA223
- **Event ID:** 20001213X26494
- **Type:** Accident
- **Date:** 1988-08-27
- **Location:** CHICAGO, IL, USA
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 7
- **Uninjured:** 61
- **Total aboard:** 68
## Aircraft
- **Make:** BOEING
- **Model:** 727-31
- **Registration:** N852TW
- **FAR Part:** 121
- **Engines:** 3
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

IMPROPER PROCEDURAL CHECKLIST IN WHICH A CRITICAL STEP WAS NOT LISTED.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI88FA223) · AI Analytics · CC0 1.0*