本文介绍了甘肃会展中心大体积超长底板混凝土抗裂施工技术。工程通过膨胀加强带的合理设计、膨胀剂的正确选用、配合比的优选,确定了大体积超长底板混凝土抗裂技术方案,以浇筑、养护为施工关键控制点,进行了科学施工,底板取得了良好的抗裂效果,保证了工程质量及工程工期。 This article describes the large-scale Gansu Convention and Exhibition Center floor cracking concrete construction technology. Engineering through the expansion of the rational design of the reinforcement zone, the correct choice of expanders, with the ratio of the preferred to determine the large-size concrete floor cracking technology solutions to pouring and curing as the construction of key control points for scientific construction, floor made A good anti-cracking effect, to ensure the project quality and project duration.