Vehicle traffic support under road construction

摘要

the design of water supply and sewer, electricity, post and telecommunications, such as the construction of a road installed on the top of the dig, smooth traffic for the communication or not. before the excavation = = repair the buried construction, road repair work = = "c" CON maintenance (5 ~ 6) to set the safety interval (FENCE), the traffic bottleneck phenomenon caused by the linear and the great cause of the traffic jam can be seen to have a product installation, the end. because of the solution. that is, the buried construction, installation of a product, the vehicles of the time, and to restore natural subsidence, agreed to let pass. the reconstruction after the design of products and equipment, the maintenance period of the driving end, the packaging recovery quality management does not want to remove).