The article analyses the reasons for the main defects such as cracks, subsidence and ablations that existes in the irrigation collocation buildings such as aqueduct, clough and water fall and puts for ward some technical processing measures.

• 摘要文章对深史杭灌区配套建筑物渡槽、水闸、跌水等存在的裂缝、沉陷、冲蚀等主要症害原因进行了分析，提出了相应的处理措施。