深圳固戍水质净化厂关键节点贯通，助力深圳水环境提质升级

Group 1 - The completion of the last section of the inspection well wall at the Gushu Water Quality Purification Plant marks a significant breakthrough in the construction of the project, which is a key water project in Bao'an District, Shenzhen [1] - The project showcases "Shenzhen speed" and "Shenzhen quality," contributing to regional water environment governance and sustainable urban development [1] Group 2 - The Gushu dry pipe phase one project is constructed by Shenzhen Qianhai Construction Engineering Management Center Co., Ltd., supervised by Ganquan Construction Supervision Co., Ltd., and jointly undertaken by Shenzhen Tianjian Western Construction First Engineering Co., Ltd. and China Railway Fourth Bureau Group Co., Ltd. [2] - The project involves the construction of approximately 25 meters of welded steel pipe connecting to the existing pump station, with a total length of about 836 meters of DN2200 welded steel pipe and 1466 meters of DN2400 reinforced concrete drainage pipe [2] Group 3 - The project employs a mud-water balance pipe jacking construction technique, which effectively overcomes adverse geological conditions such as large boulders and sandy layers [3] - This construction method has four advantages: minimal subsidence, high precision (line deviation controlled within 50mm), enhanced safety to avoid soil collapse accidents, and fast progress with an average daily advancement of 15 meters [3] Group 4 - Upon completion, the project will effectively address the bottleneck issue of the sewage dry pipe on Baoyuan Road, providing a reasonable sewage transfer channel for the Dalanwan area and improving the operational safety of the sewage dry pipe system [4] - It will create a connection between the new dry pipe and the old sewage system on Baoyuan Road, forming a tight and efficient sewage collection and transportation network to ensure regional sewage governance [4]