Novel support-free continuous clamping concrete bridge with a rigid frame, which is provided with a flexible lower structure is

摘要

Novel support-free continuous clamping bridge with a rigid frame concrete with a flexible lower structure is provided, characterized in that it comprises a yoke section and the flexible lower structure comprises which, under the cross beam is arranged, wherein the flexible lower structure thin-walled pillar, pole head plates and a plurality of pile foundations, which adjoins to the underside of each pile head plate are arranged, wherein the upper end of each thin-walled pillar is connected fixedly to the yoke section, the lower end of each thin-walled pillar fixed to the top of the corresponding pile head plate is connected, the spacing between each two adjacent pile foundations in the bridges traffic the direction of smaller than a preset value a1, and / or the diameter of each pile foundation is greater than a preset value d1 is.