# NTSB Incident DEN90IA189
> **BOEING 737-222** · 1990-09-19 · DENVER, CO, USA · MINR
## Event
- **NTSB number:** DEN90IA189
- **Event ID:** 20001212X24243
- **Type:** Incident
- **Date:** 1990-09-19
- **Location:** DENVER, CO, USA
- **Coordinates:** 39.729267, -105.020217
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 2
- **Uninjured:** 94
- **Total aboard:** 96
## Aircraft
- **Make:** BOEING
- **Model:** 737-222
- **Registration:** N9044U
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** —
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE FAILURE OF THE FLIGHT CREW TO FOLLOW EMERGENCY PROCEDURES/DIRECTIVES. FACTORS WERE THE FAILURE OF THE AIRCRAFT ELECTRICAL SYSTEM (RELAYS) AND THE FAILURE OF THE COMPANY TO PROVIDE A JETWAY OPERATOR.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DEN90IA189) · AI Analytics · CC0 1.0*