No fatalities

Airprox Involving Helicopter and Piper at La Côte Aerodrome (HB-ZDS)

La Côte Aérodrome (LSGP), VD, CH

On July 29, 2017, an EUROCOPTER EC 120 B (registration HB-ZDS) was involved in an aviation accident near La Côte Aérodrome (LSGP), VD, CH. No fatalities were reported. This summary draws on records from the Swiss Transportation Safety Investigation Board (STSB / SUST).

Sourcesthe Swiss Transportation Safety Investigation Board (STSB / SUST)Primary reportUpdated 2026-10-18Data APIEditorial standards

On 29 July 2017, a Eurocopter EC 120 B and a Piper PA-22-108 came dangerously close near La Côte Aerodrome. The Swiss Safety Investigation Service (SESE) opened an investigation.

Incident Overview

On 29 July 2017 at 18:35 local time, a dangerous approach (Airprox) occurred in the vicinity of La Côte Aerodrome (LSGP) in the canton of Vaud, Switzerland. The event involved two aircraft operating under Visual Flight Rules (VFR). The Swiss Safety Investigation Service (SESE) initiated an inquiry and released a preliminary information report.

Aircraft Involved

Aircraft 1:

  • Type: Eurocopter EC 120 B
  • Registration: HB-ZDS
  • Operator: Swiss Helicopters SA, route de l'Aérodrome 43, 1663 Epagny
  • Owner: Swiss Helicopter AG, Hartbertstrasse 11, 7000 Chur
  • Flight Crew: 2
  • Type of Operation: Commercial

Aircraft 2:

  • Type: Piper Aircraft Corporation PA-22-108
  • Registration: HB-OTN
  • Operator: Private
  • Owner: Private
  • Flight Crew: 1
  • Type of Operation: Private

Flight Details

Aircraft 1 (HB-ZDS) was conducting a commercial VFR flight from Guldenen (ZH) to La Côte Aerodrome. Aircraft 2 (HB-OTN) was performing a private VFR flight with departure and destination both at La Côte Aerodrome, indicating a local flight.

Investigation

The SESE announced the opening of an investigation following the dangerous approach. According to the preliminary report, no further analysis or conclusions were provided. The investigation aims to determine the circumstances surrounding the Airprox.

*Note: The source report is a first information report and does not contain details on injuries, damage, or causal factors.*

Frequently asked questions

What happened in the 29 Jul 2017 EUROCOPTER EC 120 B accident near La Côte Aérodrome (LSGP), VD, CH?

On 29 July 2017, a Eurocopter EC 120 B and a Piper PA-22-108 came dangerously close near La Côte Aerodrome. The Swiss Safety Investigation Service (SESE) opened an investigation.

Were there any fatalities in the 29 Jul 2017 EUROCOPTER EC 120 B accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 29 Jul 2017 involved an EUROCOPTER EC 120 B, registration HB-ZDS, at La Côte Aérodrome (LSGP), VD, CH.