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喷混凝土在地下建筑物和隧洞施工中应用越来越广泛。介绍了喷混凝土衬砌采用的湿喷法和干喷法、喷混凝土混合料的成分、喷射混凝土所采用的设备等。
Sprayed concrete is used more and more widely in underground structures and tunnel construction. The wet spraying method and dry spraying method used in sprayed concrete lining are introduced. The components of sprayed concrete mixture and the equipments used in shotcrete are introduced.