# NTSB Accident NYC00FA127
> **Eurocopter BK-117-A4** · 2000-05-07 · CINCINNATI, OH, USA · SERS
## Event
- **NTSB number:** NYC00FA127
- **Event ID:** 20001212X21094
- **Type:** Accident
- **Date:** 2000-05-07
- **Location:** CINCINNATI, OH, USA
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** Eurocopter
- **Model:** BK-117-A4
- **Registration:** N911NC
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** NBRT
- **Weather:** VMC
## Probable cause

the pilot's misjudgment of his closure rate, while turning to land on the rooftop helipad, which resulted in a collision with the building.  Factors in the accident were the tailwind and the stuck windsock.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=NYC00FA127) · AI Analytics · CC0 1.0*