阜周高速公路09合同段淮河特大桥主墩桩基施工原方案拟采用钢管桩承重搭设钻孔平台进行钻孔施工,因许多大型机械设备无法进场,且耗资大、工期长,根据实际情况,对方案进行了优化,改采用主要以钢护筒承重搭设钻孔平台进行施工。此方案施工方便,进度快,且较原方案经济,取得了圆满成功。 Fuzhou Expressway 09 contract section Huaihe River Bridge main pier pile foundation construction of the original plan to use steel pipe pile bearing platform for drilling construction drilling, as many large-scale machinery and equipment can not enter, and costly, long duration, according to the actual Situation, the program has been optimized to change the main use of steel drum load erected drilling platform for construction. This scheme is convenient in construction, fast in progress and more economical than the original scheme and has achieved complete success.