本文介绍了水荷载预压和砂袋预压在天(津)汕(尾)国家重点高速公路梅州西环高速跨G206国道高架桥施工中的应用,以及相应的基础处理方法和实验成果,并对预压效果进行了比较和总结。 This paper introduces the application of water load preloading and sand bag preloading in the construction of Viaduct of G206 National Highway along the Meizhou-Xizhou Central State Highway of Tian (Jin) Shantou (Tail) National Highway, as well as the corresponding basic treatment methods and experimental results. Preload effect were compared and concluded.