Niedermittlau Railway Overpass

Steel composite bridge

Removal of the K903 Niedermittlau railway overpass and construction of a new steel composite bridge as a railway overpass in Hasselroth.

Hessen Mobil
63571 Gelnhausen, Germany

Project description

The bridge over the railway line consists of two curved steel composite box girders which are clamped into the prestressed concrete ramp. The bridge sections are delivered to the pre-assembly area, welded into large parts and hoisted into place while traffic is stopped.

Technical specifications

Bridge length: 231.90 m
Spans: 52.50 m
Bridge width: 12.65 m
Bridge height (support): 2.40 m
Bridge height (span): 1.40 m
Load model: LMM
Steel S355 / J2G3 195 t

General Contractor

Wolff & Müller Regionalbau GmbH und Co. KG
70435 Stuttgart, Germany


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

Construction period

Construction period 2014