Abstract:The water conveyance channels of the Pishihang Irrigation District are routed along ridge crests or throughsemi-excavation and semi-filling at coniour lines. To cross valleys, rivers, and other depressions, hydraulic structuressuch as aqueducts are widely used. Based on years of practices and experiences in the operation management,repair,andmaintenance of aqueducts in the irrigation district, this paper analyzes the advantages and disadvantages of technologiesand measures for addressing common aqueduct diseases, providing references for aqueduct Operation management units.