Search Results: 'Lovat'

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Lovat
  Date 2020
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Up the junction, round the bend
23 October, 2020
While pushing a preformed portal box through an excavation has been done before, a Network Rail project demands that it be done on a curve – and that hugely increases the complexity. Julian Champkin reports

Building the mixed-ground mega tunnel
21 September, 2020
Roberto Gonzalez of The Robbins Company outlines the challenges and solutions on Mexico’s Emisor Oriente, one of the country’s most specialised projects with possibly the toughest, most complex conditions ever encountered by EPB TBMs

Muck disposal on a grand scale
25 August, 2020
Tideway (the so-called ‘super sewer’) is the biggest water infrastructure project in Europe and aims to rid the River Thames of millions of tonnes of raw sewage inflows every year. Julian Champkin reports on the progress so far

Tunnels facilitate first UK curved jacked-box structure
05 August, 2020
On 1 August 2020, UK-based Morgan Sindall broke through on the second of two tunnels on Network Rail's Werrington Grade Separation project. Advancing around 7m/day, a Lovat RM132 3.5m-diameter EPB machine has excavated two guide tunnels that form part of an ambitious civil engineering project that will see installation of the UK’s first-ever curved jacked-box structure.

TBM Moves
27 March, 2020
Two tunnels on opposite sides of the Atlantic will improve the water quality of their cities. But without a TBM on site, there is no project. Alex Conacher reports