falsework

Until the turn of the 20th century almost all falsework was constructed from timber.

The old piers would still be used, but the falsework was entirely removed.

It took two months to construct the falsework alone.

Like other suspension bridge types, this type often is constructed without falsework.

Walkway.org History section, has pictures of falsework and cantilever cranes.

Finally, the concrete is placed and cured, freeing the falsework to be moved.

Timber falsework was used to shore up sections of the bridge under construction.

The falsework uses the newly constructed concrete as the basis for moving upward.

The method used was to build timber falsework parallel to the proposed arches.

Arch bridge for the use of falsework in bridge construction.

Using falsework made of spruce, later recycled by the local paper mills, construction started in November 1904.

Planks were laid on the falsework parallel to the abutments.

This requires the building of two bridges, the first a falsework to support the final span, which must be removed upon completion.

Each arch is constructed over a temporary falsework frame, known as a centring.

This span would be built without falsework, employing two cantilevered arms and a suspended arm.

In the context of concrete construction, the falsework supports the shuttering moulds.

A temporary bridge was constructed, that also served as falsework for the second bridge.

The bridge is usually built on falsework.

The concrete arch sections were erected using timber falsework.

Unlike many other types of bridge, suspension bridges often can be built without use of falsework.

Only now may the falsework be removed.

A wooden deck is then erected atop the falsework to support the lowest forming surface.

A cantilever bridge was found to be out of the question, as was erection by falsework.

This avoided the use of falsework and avoided impeding river traffic.

A formwork carpenter creates the shuttering and falsework used in concrete construction.