A7 Bindermichl
2016-02-19 08:52
by Dürr Group GmbH

A7 Bindermichl – Niedernhart Section

Lowering & overhead noise barrier, electromechanical engineering

Client: Government of Upper Austria/ASFINAG
Completion: 6/2007

Tunnel Bindermichl and overhead noise barrier Niedernhart

This interesting transport project includes the lowering and enclosure of the A7 Mühlkreisautobahn in the Bindermichl and Niedernhart section in the centre of the Upper Austrian provincial capital Linz. The tunnel section Bindermichl has several access and exit ramps providing a direct connection to the city road network above it. The whole project has been equipped with state-of-the-art and high-quality safety technology. After a construction period of about two and a half years the project was completed by mid-2006.

Central surveillance in Wels

The tunnel surveillance is carried out from the control room in Wels. All information is transferred and made available to the operators in a clear manner via large-screen projectors and video monitors.

Project Features

2 UPS units
65 jet fans
135 traffic signs
7 info displays
90 escape route lights
110 CCTV cameras
30 emergency roadside telephones
120 local control units
64 km control wiring
56 km fiber optic cables


low-voltage distribution boards


tunnel lights


system data points


energy wiring

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