HS2: planning go-ahead for third Birmingham viaduct

HS2 Ltd has received area authority approval to create a 3rd viaduct throughout the Digbeth canal as element of the Curzon Avenue station web-site in Birmingham.

Balfour Beatty Vinci (BBVJV) will be the contractor on the work, which received the go-forward from Birmingham City Council’s preparing committee yesterday.

Three viaducts will be created on the Curzon Road web-site, which was ready on the acceptance of types for the third just one, located closest to the station.

The new proposal incorporated adjustments in layout, this sort of as the reduction of the width of the structure from 71 metres to 65 metres, and an alteration to its curvature. The Curzon 3 viaduct, which was accepted, will open into four decks in the vicinity of the station.

Tweaks include things like the scrapping of the Curzon Street pumping station. It will be changed by an attenuation pond or tank, which will retailer excessive h2o that gathers on the viaduct, letting it to be unveiled in a controlled fashion.

The three viaducts will be designed on inverted steel piers, as opposed to the V-formed piers in the original design and style, which serves as a tribute to the heritage of canal-aspect cranes in Birmingham. It will also conserve place beneath for far more public spot.

This follows concern that the concrete system or plinth could create run-off into the bordering canals.

HS2 arranging manager for Birmingham City Council Victoria Chadaway advised the proposals for approval, which ended up voted on by the scheduling committee yesterday.

A HS2 spokesperson explained the planning acceptance was a significant gain for the rail task. “Our style refinements carry a selection of advantages, such as lessening the development time and components, ensuing in diminished carbon.”

Previously this thirty day period, HS2 started design on its major viaduct at Colne Valley, utilizing a 700-tonne bridge-setting up equipment.