Quality Control of Prefabricated Construction of Aqueduct Shell in Guhai Pumping Irrigation District of Ningxia Hui Autonomous Region
In aqueduct engineering,the quality of the aqueduct shell is paramount for ensuring safe operation.The design of precast concrete aqueduct shells and formwork in the Guhai Pumping Irrigation District in Ningxia Hui Autonomous Region were briefly introduced.The key points of construction quality control for prefabricated aqueduct shells from the aspects of template installation,steel reinforcement production and installation,concrete pouring,and maintenance were explained.The quality problems that are prone to occur in the prefabrication construction of concrete aqueduct shells were summarized.The reasons for the quality problems were analyzed,and corresponding prevention and control measures were proposed.Suggestions were put forward in the production of formwork for the aqueduct shell and quality control of concrete prefabrication.
aqueductaqueduct shell prefabricationquality controlGuhai Pumping Irrigation District