西北地区道面混凝土早期裂缝防治技术

Preventions of the cracks in cast-in-place slab of concrete pavement in the north west droughty area

针对西北地区某机场现浇混凝土道面板在施工过程中出现的裂缝现象,综合考虑环境条件和工程特点,从环境、材料、设计和施工等方面分析裂缝产生的原因,并提出相应的防治措施,在实践中取得了显著的效果,可供西北地区道面混凝土施工参考。

Directed against the problem of crack in the construct process of cast-in-place slab in the Northwest area, the environment condition and the characteristic of the project are considered,the causation of the crack is analyzed in the aspect of environment,material,design and construction, the relevant measures of prevention and curing are expounded.In the practice, notable results were obtained as a reference for the construction of cast-in-place slab in the Northwest area.