后张法预应力空心板梁施工工艺探讨 摘要：本文均以 20m 静载试验的预应力空心板梁为例对后张法预应力空心 板梁施工工艺进行了探讨和分析，具有较强的实用性和价值，供参考。 关键词：后张法；预应力；空心板梁；施工工艺 Abstract: this article are to 20 m static load test slabs of prestressed as an example of the prestressed construction technology slabs of method is discussed and analyzed, which has practicability and value, for reference. Key words: this method; Prestressed; Slabs; Construction technolog