Tidal flat soft foundation trestle and mounting settlement method thereof

The invention discloses a tidal flat soft foundation trestle and a mounting settlement method thereof, and relates to the field of bridge construction. The tidal flat soft foundation trestle comprisesa plurality of steel pipe piles arranged in a foundation in an inserted mode, the top face of each steel pipe pile is sequentially provided with a distribution beam, a bailey beam and a bridge deck slab from bottom to top, and back pressure bearing frames are arranged on the two sides of the steel pipe piles in the transverse direction of the trestle and provided with jacks with the top faces abutting against the lower bottom faces of the distribution beams. The tidal flat soft foundation trestle can realize settlement treatment of the steel pipe piles. 本发明公开了种滩涂软弱地基栈桥及其安装沉降方法，涉及桥梁施工领域，该装置包括多根插设于地基中的钢管桩，所述钢管桩顶面由下往上依次设置有分配梁、贝雷梁和桥面板，所述钢管桩在横桥向的两侧设有反压支承架，所述反压支承架上设有顶面抵持于所述分配梁下底面的千斤顶。本发明能够实现对钢管桩的沉降处理。