空心板梁腔内积水原因分析及防治措施

Reasons for Water Storing in Cavity of Voided Slab Beam and Preventions-Treatments

空心板梁腔内积水不仅增加了梁体的自重,而且由于水沿微裂缝渗入腹板内引发钢筋的锈蚀,直接影响桥梁的寿命和交通安全。本文分析了空心板梁腔内积水的原因和危害,并给出了相应的防治措施。

The water storing in cavity of voided slab beam not only puts on its dead weight, but also causes rusting of reinforcements because water seeps into web plate along the tiny crack and directly affects the life of bridge and the traffic safety. The paper analyzes reasons and harms of water storing where and gives relevant preventions - treatments.