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Abstract: This paper investigates the performance of two Slurry TBMs on the North-South Transmission Cable Tunnel project, contract NS2, predominantly through the ground conditions of Bukit Timah Granite, a prominent rock formation at the centre of the Singapore Island. The evaluation is based on statistical analyses of the TBM operational parameters and primary geological data gathered through the...
Abstract: In the construction of deep shafts in rock, overcoming the problems caused by fissures and cracks in the ground is a highly critical task which can mean the success or failure of the project. Fissure Grouting is a technique of ground treatment where cracks, fissures and crevices particularly in rock are filled with cement based grouting materials to reduce the permeability and increase the...