# NTSB Incident CHI88IA061
> **DOUGLAS DC-10** · 1988-02-11 · CHICAGO, IL, USA · NONE
## Event
- **NTSB number:** CHI88IA061
- **Event ID:** 20001213X25025
- **Type:** Incident
- **Date:** 1988-02-11
- **Location:** CHICAGO, IL, USA
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 206
- **Total aboard:** 206
## Aircraft
- **Make:** DOUGLAS
- **Model:** DC-10
- **Registration:** N123AA
- **FAR Part:** 121
- **Engines:** 3
- **Damage:** —
## Conditions
- **Light:** NDRK
- **Weather:** IMC
## Probable cause

JUDGEMENTAL ERROR ON THE PART OF THE LOCAL CONTROLLER FOR CLEARING VEHICLES ACROSS THE ACTIVE RUNWAY TIWH INSUFFICIENT SEPARATION FROM ARRIVING AIRCRAFT, WHICH WAS FURTHER COMPROMISED BY A MECHANICAL MALFUNCTION IN THE EQUIPMENT CROSSING THE RUNWAY.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI88IA061) · AI Analytics · CC0 1.0*