Continuous incrementally erecting viaduct construction system

Details Continuous incrementally erecting viaduct construction system Continuous incrementally erecting viaduct construction system

1994-12-06

1996-04-30

Britts, Ramon S.

Bridges

Transportable

Having launching means

14 75, 14 771, E01D 2100

Patent

active

055112668

ABSTRACT:
A precast segmental viaduct construction system, comprises an elongated erection and assembly vehicle for spanning between at least two viaduct piers and for moving between successive piers, the vehicle having a top deck, an elongated central longitudinal beam having a down facing elongated planar bottom support surface, a pair of elongated trusses secured to and inclined outward from said beam, and a pair of elongated longitudinal planar top support surfaces extending along opposite side edges of said top deck, a plurality of jacks spaced along the vehicle for cooperatively engaging piers on which the vehicle is supported for positioning the vehicle relative to piers on which it is supported, and a support assembly for supporting the vehicle on a pier, the support assembly having jacks for selectively elevating and lowering the vehicle.

REFERENCES:
patent: 3027633 (1962-04-01), Murphy
patent: 4497153 (1985-02-01), Muller
patent: 4646379 (1987-03-01), Muller

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