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本文论述了某国道水泥混凝土路面早期裂缝的种类、形态、分布情况。从原材料质量、施工工艺、荷载作用、路基沉降、温差应力、钢筋锈蚀、切缝时机等方面,详细分析了混凝土路面早期裂缝的形成原因。
This article discusses the type, shape and distribution of early cracks in a national highway concrete pavement. The causes of early cracks in concrete pavement are analyzed in detail from the aspects of raw material quality, construction technology, load, settlement of subgrade, temperature difference stress, corrosion of steel bars and cutting timing.