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The time and cost prediction of tunnel boring machine in tunnelling

โœ Scribed by Wu Shijing; Qian Bo; Gong Zhibo


Publisher
Wuhan University
Year
2006
Tongue
English
Weight
311 KB
Volume
11
Category
Article
ISSN
1007-1202

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Tunnel Boring Machine performance in bas
โœ A. Boniface ๐Ÿ“‚ Article ๐Ÿ“… 2000 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 507 KB

The paper reviews the pre-tender estimates and actual performances of three Tunnel Boring Machines (TBMs) used to excavate the 45-kin-long Transfer Tunnel for Phase 1A of the Lesotho Highlands Water Project. The pre-tender estimates were to a large extent based on the results of investigations into