Bridge span-by-span construction apparatus and method

Details Bridge span-by-span construction apparatus and method Bridge span-by-span construction apparatus and method

1997-09-03

1999-08-24

Lisehora, James A.

Bridges

Transportable

Having launching means

14 771, E01D 2100

Patent

active

059409169

ABSTRACT:
An apparatus for span-by-span bridge construction, comprises an elongated girder assembly for spanning between adjacent bridge piers for supporting precast bridge segments during assembly, pier brackets for attachment to a pier shaft, the brackets having rollers for support of the girder assembly for movement between piers, and at least one carriage vehicle for engagement with top rail tracks on the girder assembly, the vehicle moveable between a working position of supporting the bridge segments during assembly of multiple segments and a stowage position.

REFERENCES:
patent: 5042102 (1991-08-01), Kahmann et al.
patent: 5511266 (1996-04-01), Dinis

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