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Tunnel Linings

The tunnel lining is the wall of the tunnel. It usually consists of precast concrete segments which form rings. Cast iron and steel linings were traditionally used, while improvements in materials engineering have made more options available in recent years.

Related Categories
Microtunneling  |  Tunnel Excavation  |  Tunnel Leak Repairs  |  Tunnel Liner Grouting  |  Tunneling, Boring & Jacking


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In 2001, it was assessed as a National Excellent Construction Unit. In 2002, it had been awarded the Titles of Winner of Gold Quality Prize of Shanghai Municipality and National Enterprise. The Ministry of Construction has qualified STEC as a super… More