Search Results: 'CTRL'

Fibre decider
27 October, 2009
Designers have a range of options when specifying fibre reinforcement but some are more suited to underground structures than others. Charles Allen of London’s Tunneling Ltd examines the options

Opening sets - the flat arch theory
02 June, 2009
Michele Mangione, Senior Tunnel Engineer, Arup describes here in his BTS?Harding Prize winning paper how the flat arch theory was used to create openings in cast iron tunnels with minimal disruption

Forty Years of Tunnels & Tunnelling
02 June, 2009
A retrospective view by Colin Mackenzie