Combined with practical work,from setting isolation layer,installation of formwork,duck leakage and other aspects the problems existed in prefabrication of prestressed beam slab are pointed out.

• 根据施工实践,从隔离层的铺设、模板的安装、孔道漏浆、梁板封锚混凝土等方面提出了预应力梁板预制中存在的问题,分析了其产生原因,介绍了预防措施,以提高其预制质量。