Search Results: 'Robbins'

NHI advancing on TBM coal-mining front
23 November, 2020
China’s Northern Heavy Industries (NHI) – which has a controlling stake in US-based The Robbins Co – has claimed it is creating a new era in China with the use of tunnel boring machines (TBMs) in coal mining on a greater scale than ever before.

Robbins TBM and conveyor duo complete Ohio River Tunnel
16 October, 2020
Despite a challenging geology, a 6.7m-diameter Robbins Main Beam TBM has achieved impressive advance rates on the 6.5km Ohio River wastewater storage tunnel below Louisville, Kentucky, US.

Mexico’s Megatunnel
22 September, 2020
It is the world’s largest sewage project and has faced issues which mega projects of this nature usually face in terms of geology, delivery and budget. But T&T’s Julian Champkin finds that Mexico City’s Emisor Oriente is a triumph nevertheless

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

Robbins TBM overcomes tough Turkish geology
26 August, 2020
US-based TBM maker Robbins is celebrating another breakthrough, this time in Turkey. In July an 8m-diameter Robbins single shield TBM completed the first tube of the Bahçe-Nurdağı high-speed railway project in the southeast of the country.

Dual-diameter Robbins TBM makes steady headway
20 August, 2020
An innovative 11.6m-diameter Robbins main beam TBM continues to make good progress on the excavation of the 8km Mill Creek Drainage Relief Tunnel in Dallas, Texas. The machine, which is the largest hard-rock TBM ever to bore in the US, began excavating in April 2020.

Crossover TBMS Tackle Mumbai Challenges
11 June, 2020
JP Bayart, Jim Clark and John McNally of The Robbins Company report on the progress of two TBMs boring through challenging mixed ground conditions on Mumbai’s metro

Grout or Slurry
14 May, 2020
Non-continuous pressurised TBM tunnelling with grouting offers great benefits over slurry when tunnelling through rock with the potential for high water pressure. Robbins owner Lok Home makes the case

Himalayan Crown
27 April, 2020
Binod Lal Amatya of Arcadis set out the proposal for a Kathmandu Valley Metro. Alex Conacher reports

Intermediate breakthrough at Letan
11 March, 2020
China – The TBM boring Lot 1 of the North Line Water Irrigation Project broke through in January. The 5.97m Robbins machine completed the first of two tunnels which will form an 11.9km-long conduit for this 29.4km drought tunnel network located near Laibin City in Guangxi Province.

Mill Creek Drainage Tunnel TBM unveiled
22 January, 2020
Texas – The City of Dallas unveiled the 11.6m-diameter hard rock machine that will bore the 8km-long Mill Creek Drainage Relief Tunnel. The machine, manufactured by Robbins, will change diameter at one point along the bore and continue at a diameter of 9.9m.