Search Results: 'AECOM'

North Bristol relief sewer
27 November, 2023
Tunnelling challenges on the North Bristol Relief Sewer (NBRS) Project were presented and discussed at the BTS Meeting in May by Dominic Barlow, Senior Project Manager, and Adam Evenden, Project Engineer, of J Murphy and Sons Ltd. This report on the meeting was prepared by Dominic Barlow and Adam Evenden

Geopolymer concrete in tunnelling
24 July, 2023
At the monthly BTS meeting at the Institution of Civil Engineers, in London, in March 2023, John Day, Chief Technical Officer of Wagners EFC Pty Ltd, Charles Allen, Director of OTB Concrete, and Richard Sutherden, Engineering Director with Murphy for the HMJV (Hochtief- Murphy Joint Venture) provided perspectives on the use and future potential of geopolymer concretes, and the Earth Friendly Concrete in particular, in underground applications

Carbon saving push boosts PSCL development
24 July, 2023
Carbon saving is a new boost to further development of Permanent Sprayed Concrete Lining (PSCL), says Benoit de Rivaz, technical director for Bekaert BP Underground Solutions

Packed schedule in Boston
28 June, 2023
TTNA previews the packed program for RETC 2023, in Boston, MA, in June

Probabilistic and AI ground models to predict soil transitions
19 June, 2023
Rajat Gangrade, Senior Tunnelling Engineer in Arup’s San Francisco office, gave an online talk for the BTSYM lecture in February 2022. He presented a methodology for quantitative assessment and probabilistic interpretation of soil transitions and other critical subsurface features important in tunnelling. Here, he provides a summary of his presentation and also a brief update on ongoing research and applications

Vital tunnels for utilities
22 February, 2023
Utility tunnels are among key underground investments in two major Canadian cities – Toronto and Vancouver

Vital tunnels for utilities
16 February, 2023
Utility tunnels are among key underground investments in two major Canadian cities – Toronto and Vancouver