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What is the most suitable lining length of portal structure for the unlined water way tunnel? Which is empty twice a year.

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Question ajoutée par Perumal Muniyandy , Rock Mechanics & Tunnel Construction Engineer , Infotech Ideas Pvt. ltd, member of Programme Management Design and Supervision Consultant (PMDSC)
Date de publication: 2014/12/29
fida muhammad
par fida muhammad , site supertindent , BLOOM VISION GEN CONT LLC

the lining length should be 2-3 m long then 1-2cm strip should be fix or an expansion joint to be fix at each 2-3 meter.