长距离泵送混凝土配合比设计和施工  

Design and Construction of Long-distance Pumping Concrete Mix Ratio

作　　者：刘凡 Liu Fan(Fujian Construction Engineering Group Co.Ltd.,Fuzhou,Fujian 350000)

机构地区：[1]福建建工集团有限责任公司,福建福州350000

出　　处：《江西建材》2020年第10期25-26,29,共3页Jiangxi Building Materials

摘　　要：以大腹山山地步道建设项目为案例,研究长距离泵送混凝土施工技术。结果表明,通过优化配合比设计,选用φ125mm输送管、选用泵送压力>3.0MPa的混凝土泵及适宜的施工方案,混凝土水平泵送距离可达286m,混凝土质量满足设计要求。Take the mountain trail construction project of Dafu Mountain as an example,research on long-distance pumping concrete construction technology.The results show that,by optimizing the design of the mix ratio,choosing aФ125mm conveying pipe,choosing a concrete pump with a pumping pressure>3.0MPa and a suitable construction plan,the horizontal pumping distance of concrete can reach 286m,and the concrete quality meets the design requirements.

关 键 词：长距离泵送 混凝土 配合比设计 施工 

分 类 号：TU528.53[建筑科学—建筑技术科学]