# NTSB Accident IAD99FA041
> **Cessna 305A** · 1999-05-01 · HILLTOWN, PA, USA · FATL
## Event
- **NTSB number:** IAD99FA041
- **Event ID:** 20001212X18789
- **Type:** Accident
- **Date:** 1999-05-01
- **Location:** HILLTOWN, PA, USA
## Injuries
- **Highest injury:** FATL
- **Fatal:** 3
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 3
## Aircraft
- **Make:** Cessna
- **Model:** 305A
- **Registration:** N5171G
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The inadequate lookout of the pilots-in-command of the glider and the towplane.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=IAD99FA041) · AI Analytics · CC0 1.0*