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主要论述了高弯拉强度混凝土对水泥、集料、掺合料及外加剂等原材料的技术要求;提出路用高弯拉强度混凝土配合比设计原则与方法,并给出推荐的配合比范围;论述了高弯拉强度混凝土拌和、运输、摊铺、切缝和养护等施工过程中的技术控制要点。
Mainly discusses the technical requirements of high flexural strength concrete for cement, aggregate, admixture and admixture and other raw materials; Put forward the road with high flexural strength concrete mix design principles and methods, and gives the recommended mix range; The high bending strength of concrete mixing, transportation, paving, cutting and curing the construction process of the technical control points.