桥头跳车是高速公路“三大质量通病”之一。目前处理桥头跳车的技术、方法很多,各有利弊。但实践证明,以桩代柱是一种最简单、最可行、最有效、最直接的一种消除桥头跳车的方法。 Bridgehead jumping is the highway “one of the three major common problems”. At present, there are many ways to deal with the vehicle jumping at the bridgehead, each with its own advantages and disadvantages. However, practice has proved that using pile replacement as a pile is the simplest, most feasible, most effective and direct way to eliminate the bridgehead jumping.