prestressed concrete voided slab 预应力混凝土空心板
The prestressed concrete voided slab is liable to produce crack in construction.
预应力混凝土空心板在施工过程中，易产生裂缝。
This paper discusses how to control the quality during design and construction of prestressed concrete voided slab bridges aiming at the quality inspection.
本文拟从质量检验的角度，谈谈在设计与施工预应力空心板时如何控制质量。
Some problems such as concrete cracking, bigger deflection of span and abandoned beams caused by construction quality have appeared in the completed prestressed concrete voided slab Bridges.
在已建设的众多预应力混凝土空心板桥梁中，存在出现混凝土裂缝、跨中挠度过大及因施工质量问题而造成废梁等问题。
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