1.0Robbinshttps://www.robbinstbm.com/es/Logistics of Limited Space Urban Tunnelling at Singapore’s Mega Metro - Robbinsrich600338<blockquote class="wp-embedded-content" data-secret="JdWTrT4fVe"><a href="https://www.robbinstbm.com/es/singapore/">Logistics of Limited Space Urban Tunnelling at Singapore’s Mega Metro</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.robbinstbm.com/es/singapore/embed/#?secret=JdWTrT4fVe" width="600" height="338" title="“Logistics of Limited Space Urban Tunnelling at Singapore’s Mega Metro” — Robbins" data-secret="JdWTrT4fVe" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
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https://www.robbinstbm.com/wp-content/uploads/2010/04/19_Singapore_WhitePapers.jpg900675At Singapore’s metro construction, 21 km of tunnel for the Downtown Line 3 are underway using 29 TBMs boring between 16 station sites in short bores often less than 1.5 km each. This paper details six earth pressure balance machines on the project, analyzing the challenges of boring in a highly urban setting through rock and soft ground under water pressure.