浅谈预应力钢筋混凝土输水管外压校核

On check of external pressure on prestressed concrete pipe used for water conveyance

预应力钢筋混凝土输水管外压校核是确定管子级别中非常重要的问题，论述了外压校核基本方法，为实际工程中选取合适管子级别提供了重要依据。

The check of external pressure of prestressed concrete pipe used for water conveyance is a key matter for the determination of pipe grade. The basic methods for check the external pressure are demonstrated, which provide some experiences for selection of suitable pipe grade in practical works.