Interchange trestle

The invention discloses an interchange trestle. The interchange trestle comprises a trestle body communicated with the two opposite sides of a mine field pithead. a first lane and a second lane are arranged on the bridge body in parallel; the pit bottom of a pit opening is located below the bridge body, the pit bottom is further provided with a passage intersecting with the bridge body, and the passage comprises a third lane and a fourth lane which are arranged side by side. The interchange trestle provided by the invention solves the problem of traffic jam or traffic accidents of engineeringvehicles at intersections in mine fields, and improves the operation safety and the working efficiency. 本申请公开了一种立交栈桥。立交栈桥包括连通矿场坑口上相对设置的两边的桥体；所述桥体上并列设置有第一车道和第二车道；所述坑口的坑底位于所述桥体的下方，所述坑底还设有与所述桥体交叉设置的通行道，所述通行道包括并列设置的第三车道和第四车道。本申请提供的立交栈桥，解决了矿场中工程车辆在交叉路口发生交通堵塞或者交通事故的问题，提高了作业的安全性和工作效率。