# NTSB Accident LAX91LA179
> **ROBINSON R-22B** · 1991-04-15 · PIRU, CA, USA · SERS
## Event
- **NTSB number:** LAX91LA179
- **Event ID:** 20001212X16819
- **Type:** Accident
- **Date:** 1991-04-15
- **Location:** PIRU, CA, USA
- **Coordinates:** 34.430515, -118.749305
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** ROBINSON
- **Model:** R-22B
- **Registration:** N4030A
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

1) THE PILOT FAILING TO MAINTAIN VISUAL LOOKOUT, AND 2) INFLIGHT COLLISION WITH UNMARKED TRANSMISSION WIRES.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX91LA179) · AI Analytics · CC0 1.0*