# NTSB Accident DEN00FA078
> **Douglas DC-8-62F** · 2000-04-28 · DENVER, CO, USA · NONE
## Event
- **NTSB number:** DEN00FA078
- **Event ID:** 20001212X20794
- **Type:** Accident
- **Date:** 2000-04-28
- **Location:** DENVER, CO, USA
- **Coordinates:** 39.849308, -104.699798
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 5
- **Total aboard:** 5
## Aircraft
- **Make:** Douglas
- **Model:** DC-8-62F
- **Registration:** N990CF
- **FAR Part:** 121
- **Engines:** 4
- **Damage:** SUBS
## Conditions
- **Light:** NDRK
- **Weather:** VMC
## Probable cause

The failure of the clamp that secured the high-pressure bleed air duct to the high-pressure relief valve.  Factors were the resulting excessive pressurization of the engine nacelle, and the subsequent separation of the engine cowling.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DEN00FA078) · AI Analytics · CC0 1.0*