Windelbach Viaduct

Steel composite deck bridge

Project
Replacement of a 6-span steel composite deck bridge as part of the A45 motorway near Windelbach (Dillenburg) and dismantling of the existing pre-stressed concrete bridge.

Owner
Amt für Straßen- und Verkehrswesen (Office for Road Traffic)
35683 Dillenburg, Germany

Project description

Per driving direction, the six bridge spans are designed as two-cell, walkable steel composite cross-sections. The 54 m long, approx. 105 t steel girders are delivered via the motorway and installed using heavy-duty railcars. After production of the 307 m long steel girders, they are cross-fed into their final position.
The roadway is made of precast slabs of cast-in-place concrete.

Technical specifications

Bridge length: 307.00 m
Spans: 49.2 – 4 x 53.4 – 44.2 m
Bridge width: 2 x 31.25 m
Box height: 3.00 m
Bridge class: FB -LM1
Steel S355 / J2G3 2,200 t

General contractor

ARGE Talbrücke Windelbach/Ambach (Consortium) consisting of

Adam Hörnig Baugesellschaft mbH & Co.
63741 Aschaffenburg, Germany

Donges SteelTec GmbH
64293 Darmstadt, Germany

Service

Donges manufactures, delivers and assembles the complete steel structure including corrosion protection.

Construction period

Construction period 2009 – 2011