Search Results: 'BTS'

Hindhead hit
27 October, 2008
The A3 Hindhead twin bore tunnels, under construction in England, are taking forward the development of permanent SCL. Report and photos by contributing editor Patrick Reynolds

Variety is the spice...
11 June, 2008

Performing seals control hazard
05 June, 2008
Ensuring a completely waterproof tunnel for its entire design life can be an expensive and inexact task. Maurice Jones looks at the latest techniques to make sure tunnel users don’t get their feet wet

Drill and blast in confined spaces
29 April, 2008
At the joint meeting of the BTS and MinSouth on 21 February 2008, Richard Soloman, project manager for WECS, Damian McGirr, of Donaldson Associates, and Mark Thomas, site manager for WECS, described the drill and blast works on an urban flood alleviation tunnel in Bristol, UK