North America - Page 1

Stay up to date with the latest North America updates from the global tunnels industry

Latest North America Update

Drill and blast tunnelling 04 March, 2020 Did you know... rock blasting has been used since the preexplosives time, when rock tunnels were excavated by building fires at the face and cracking the rock by throwing cold water on the hot surfaces? Later on, blasting with black powder was invented and since then, there have been steady developments in explosives, detonating and delaying techniques, and in our understanding of the mechanics of rock breakage by explosives. > read more

CONEXPO 2020 04 March, 2020 The heavy equipment expo held every three years is back this March with new products and technologies on show from more than 2,800 exhibitors

The real world 04 March, 2020 Liuna Local 183 is breaking ground on a tunnel training centre that will help the Greater Toronto Area access on-site training for tunnelling and safety skills, Nicole Robinson reports

Fit for duty 04 March, 2020 Establishing baseline cognitive response times that can be compared over time helps mitigate or even avoid accidents on the job. Christina Lindstrom, Obayashi, explains this entirely new approach to ensuring a safe and healthy working environment

Health, safety and wellness 04 March, 2020 Reducing on-the-job injuries is vital, but so is staying well. T&T highlights improvements in the industry

Ship shape 04 March, 2020 Construction has started on Seattle’s Ship Canal stormwater tunnel, Paola De Pascali reports

Spotlight Seattle 04 March, 2020 The fast-growing city is under pressure to provide congestion relief to crowded streets and affordable housing, Nicole Robinson reports. New tunnel projects are being designed to do both

Credit check 24 December, 2019 Greg Norris of B2W Software explains how software can help track employee licenses, certifications and training

TAC Awards 2019 24 December, 2019 From rising starts to nationally acclaimed projects, the Tunnelling Association of Canada presents its annual awards each fall to recognize the deserving individuals and engineering accomplishments in the Canadian tunnelling sector. The 2019 awards were presented in Winnipeg on October 21.

To boldly go underground 24 December, 2019 Paola De Pascali speaks with Jamal Rostami, head of mining engineering at the Colorado School of Mines, who has been looking at the challenges of tunnelling on the moon

International relations 21 October, 2019 On behalf of TAC, Andre Rancourt travelled to China to attend a workshop hosted by the China Railway Society.

In demand in Montreal 21 October, 2019 A local building boom has affected the supply of shotcrete to contractors across the tunnelling and wider construction industry. Liam Ireland, technical sales engineer, King Packaged Materials Company, reports

Navigating live tunnel connections 30 September, 2019 Connecting the Des Plaines Tunnel System to the McCook Reservoir is one of the latest – and more challenging – components of TARP. Report by Cary Hirner and Faruk Oksuz of Black & Veatch, and Carmen Scalise of the Metropolitan Water Reclamation District of Greater Chicago

The China experience 30 September, 2019 Chinese industrial leaders outlined their hopes for growth in construction equipment exports at Bauma this spring. The underground market is a key target for these suppliers, but the process of going abroad has not been without challenges, even with an enormous push from Beijing to finance foreign infrastructure, Alex Conacher reports

ICUEE 2019 27 September, 2019 Held every two years, the International Construction and Utility Equipment Exposition is the utility industry’s largest show with more than 850 exhibitors

Momentum 27 September, 2019 The City of Los Angeles has seen several milestones this summer for its Purple Line extension, Nicole Robinson reports on the progress for each phase

TAC 2019 27 September, 2019 This year’s workshop focuses on the use of tunnelling technologies and underground space for stormwater and flood control

Slurry TBMs 27 September, 2019 Slurry TBMS are considered “SOFT ground” tunnel boring machines (along with earth pressure balance TBMs), which use pressurised slurry in the excavation chamber to balance the groundwater and soil pressure.

Stay connected 27 September, 2019 Guido Perez Manfredini, regional commercial manager, MST Global, discusses unified communication and data networking for tunnels

Northern exposure 27 September, 2019 A round-up of tunnel work in the Nordic Forum

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