# NTSB Accident LAX02FA148
> **Beech C23** · 2002-04-28 · OAK SHORES, CA, USA · FATL
## Event
- **NTSB number:** LAX02FA148
- **Event ID:** 20020507X00640
- **Type:** Accident
- **Date:** 2002-04-28
- **Location:** OAK SHORES, CA, USA
- **Coordinates:** 35.790832, -120.993614
## Injuries
- **Highest injury:** FATL
- **Fatal:** 3
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 4
## Aircraft
- **Make:** Beech
- **Model:** C23
- **Registration:** N9180S
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

the number 1 cylinder exhaust valve fractured and separated resulting in a loss of engine power and an off airport forced landing.  A finding in the accident was the owner's failure to maintain the engine in accordance with the manufacturer's recommendations.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX02FA148) · AI Analytics · CC0 1.0*