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Technique and specific equipment to allow for lining with reinforced or plain concrete vertical shafts or inclined tunnels previously excavated in ground
Technique and specific equipment to allow for lining with reinforced or plain concrete vertical shafts or inclined tunnels previously excavated in ground
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机译:允许使用钢筋或普通混凝土竖井或先前在地下开挖的倾斜隧道进行衬砌的技术和特定设备
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摘要
A set of apparatus fully recoverable and reusable makes it possible to pull a sliding form inside a tunnel or shaft previously excavated. After said pulling of the sliding form, it will be possible to proceed with the casting of concrete between the form and the inner surface of the hole being lined. IMAGE
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