介绍了高强预应力混凝土管桩承载力的计算方法，为管桩的设计提供了计算依据。
The bearing capacity of the high-strength prestressed concrete pipe pile was presented in this paper, which provided the theoretical basis for the design of pipe pile.
通过工程试验，提出高强预应力混凝土管桩在砂性地基中静力压桩压桩力，并分析产生断桩的原因。
Through engineering trials, this paper brought forward the static installation pressure of PHC piles in sandy soil, and analyzed the reasons why PHC piles were caused to rupture.
介绍了用人工砂(包括石屑)试配高强混凝土以及人工砂在预应力高强混凝土管桩生产中应用的情况。
Preparation of high strength concrete with stone sand (stone screenings) and the application of the stone sand in the PHC pipe pile production are presented.
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