ZEMENT+BETON

Global innovation in bridge construction

With the type of „folding bridge“ developed at TU Wien another Austrian innovation does exist that saves costs and time in the implementation of infrastructure projects. Two bridges are being erected on the S7 expressway, crossing the Lahnbach and the Lafnitz river. A total of 22 bridge structures will be built there; the two folding bridges are the largest ones. The environmentally-friendly construction method used for the bridges works like an umbrella. „It is a new construction method where we manufacture the bridge in vertical position. We can save a lot of money in comparison to other...

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Issue 05/2017 Haitsma-Beton

Horizontally arched box-girder bridges extended

Conversion work commenced in late 2016 to extend the width of the two existing horizontally arched box-girder bridges at the northern part of the Holendrecht expressway junction in the Netherlands....

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Issue 02/2014 From building component to engineering component

Bridge girders made of double walls erected by balanced lift method –

Motivation New bridge structures must be erected as quickly as possible to maintain the existing traffic network or, in the case of overpass structures, so as not to interfere with the traffic below...

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Issue 10/2017 Haitsma-Beton

Precast HIP girders for the Joure triangular expressway junction

Two fly-overs have been constructed since 10 July 2017 at a new link for expressways A6 and A7 near Joure in the Netherlands. For their construction, the company Haitsma Beton 80 delivered two...

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Issue 05/2021

South Africa: Paarl bridges widened with precast concrete beams

A project being headed by UDS Africa to upgrade Berg River Boulevard and Oosbosch Street in Paarl/Western Cape (South Africa) was commissioned by the employer, Drakenstein Municipality, in 2013. The...

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Issue 08/2013 Research project of TU Vienna

Thin-walled precast concrete girders for bridge construction and civil engineering

In building and industrial construction, lattice-girder floor slabs and double-wall elements have been successfully used for years. These semi-precast elements of 5-7cm thickness serve as permanent...

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