# NTSB Accident SEA08CA122
> **Schempp-Hirth Nimbus-4M** · 2008-05-04 · Ephrata, WA, USA · SERS
## Event
- **NTSB number:** SEA08CA122
- **Event ID:** 20080602X00759
- **Type:** Accident
- **Date:** 2008-05-04
- **Location:** Ephrata, WA, USA
- **Coordinates:** 47.308055, -119.51667
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** Schempp-Hirth
- **Model:** Nimbus-4M
- **Registration:** N747JN
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot's inadequate preflight inspection and his failure to connect the left aileron control rod during assembly.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA08CA122) · AI Analytics · CC0 1.0*