# NTSB Accident CHI91LA256
> **LUSCOMBE 8E** · 1991-08-11 · VALPARAISO, IN, USA · SERS
## Event
- **NTSB number:** CHI91LA256
- **Event ID:** 20001212X17819
- **Type:** Accident
- **Date:** 1991-08-11
- **Location:** VALPARAISO, IN, USA
- **Coordinates:** 41.470561, -87.050018
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** LUSCOMBE
- **Model:** 8E
- **Registration:** N45WB
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT IN COMMAND'S FAILURE TO MAINTAIN AIRSPEED.  A FACTOR CONTRIBUTING WAS IMPROPER MAINTENANCE (DESIGN CHANGE) PERFORMED BY AN UNQUALIFIED PERSON (PILOT IN COMMAND).

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI91LA256) · AI Analytics · CC0 1.0*