Precast elements in bridge construction

Opportunities and methods to accelerate the construction­ process

Maintaining federal highways in good condition is one of the primary objectives to ensure the mobility that Germany requires in the long term to retain its attractiveness for businesses. Bridges are critical components of this infrastructure. They have long surpassed their intended service lives and require a significant amount of maintenance and strengthening in order to withstand current and expected future traffic levels. The maintenance strategy includes not only urgently required measures to improve their condition but also activities to strengthen or replace them either in part or...

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Issue 2021-02

Balanced-lift method for prestressed concrete bridges – 25?% lower cost compared to steel-concrete composite bridges

The first-time application of the balanced-lift method for the bridges over the Lahnbach and Lafnitz rivers in Austria proved that these prestressed concrete bridges with 2.0?m high bridge girders...

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Issue 2018-02 Modern concretes for precast bridges

State of the art in Germany and internationally

Generally speaking, the use of precast elements in bridge construction is a tried-and-tested method, which, in Germany, is usually restricted to combining structural precast elements with cast-in-situ...

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Issue 2017-02 Potentials for the precast industry

Bridge construction with UHPFRC precast elements

Stringent requirements for bridge structures due to rising traffic volumes, accompanied by the age structure of bridges in Germany, are calling for fast construction of new and replacement structures....

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Issue 2016-02 International examples

Bridges with non-metallic reinforcement

Over the last few years, the requirements on bridge structures have considerably increased owing to the growing traffic volume and they are due to become even more stringent in the years ahead. A not...

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Issue 2020-02 Modular concrete construction

Development of an innovative modular bridge

In Germany, modular bridge construction methods have so far been applied only to a limited extent compared to other European countries or North America. However, public road authorities are...

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