Tension and compression members for erecting structures

E - Fixed Constructions – 01 – D

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Details

E01D 4/00 (2006.01) E01D 1/00 (2006.01) E01D 19/00 (2006.01) E01D 22/00 (2006.01)

Patent

CA 2314218

A tension member (14) that is provided for use in erecting structures. The tension member (14) is placed in compression when the tension force is released from the tendon. In another aspect of the present invention, an arch member (12) is provided for use as a compression member in a bridge (10). Tension members (14) and compression members (12) terminate and are anchored within an abutment (16). Extending upwardly from a deck are protective railings (58). A transition ramp (60) is provided to transition from the initial traveling surface (62) to the traveling surface.

L'invention concerne un élément de traction (14) destiné à être utilisé dans la construction de structures. L'élément de traction (14) est placé en compression lorsque la force de traction est libérée de l'acier de précontrainte. Dans un autre aspect de la présente invention, un élément d'arc (12) est prévu pour être utilisé comme élément de compression dans un pont (10). Les éléments de traction (14) et les éléments de compression (12) aboutissent dans une butée (16) dans laquelle ils sont ancrés. Sur le tablier sont disposés des garde-corps protecteurs (58). Une rampe de transition (60) assure la transition de la surface initiale de roulage (62) jusque sur la surface de roulage.

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