精选优质文档-倾情为你奉上大体积混凝土施工项目问题和技术支持摘要：大体积混凝土断面大、水泥用量多，水泥水化后释放的水化热会使混凝土产生较大的温度应力和收缩应力，导致混凝土产生表面裂缝和贯穿性裂缝，影响结构的整体性、耐久性和防水抗渗性。本论文重点讨论了大体积混凝土施工项目问题和技术支持。关键字：大体积混凝土；施工项目；施工技术Abstract: The mass concrete section, dosage of cement, cement hydration after the release of the hydration heat of concrete causes bigger temperature stress and shrinkage stress, lead to concrete surface crack and perfoliate crack of the effect of the structure of the integrity, durability and waterproof permeability re
