淮河流域怀洪新河的最后一个节制闸新开沱河节制闸，采用新技术、新工艺、快速优质完成了施工任务。５月２０日通过水利部淮委怀洪新河工程建设管理处、质量监理公司、设计院的联合验收，认定为“优良工程”。 据悉，施工伊始，针对地下水位高、水下基础为粉细砂、流砂严重的实 The last control gate of Huaihe River in Huaihe River Basin was the new control gate of the new Hutuo River. The construction task was completed with new technologies, new processes and high quality quickly. May 20 through the Huai River Huaai Huai River Construction Management Office, Quality Supervision, Design Institute of the joint acceptance, as “good works.” It is reported that at the beginning of construction, for the high groundwater table, underwater foundation for fine sand, quicksand serious