Search Results: 'CH2M'

ITA Tunnelling Awards winners revealed
27 November, 2023
The winners of this year’s ITA Tunnelling Awards were revealed on Friday.

Probabilistic and AI ground models to predict soil transitions
19 June, 2023
Rajat Gangrade, Senior Tunnelling Engineer in Arup’s San Francisco office, gave an online talk for the BTSYM lecture in February 2022. He presented a methodology for quantitative assessment and probabilistic interpretation of soil transitions and other critical subsurface features important in tunnelling. Here, he provides a summary of his presentation and also a brief update on ongoing research and applications

A new approach to tunneling
24 June, 2022
The complexity, cost and risk of tunnelling can be reduced by introducing radical new methods, writes Patrick Lane-Nott, Director of Engineering at hyperTunnel

Getting Clearance
20 December, 2018
Navigating existing infrastructure above and below ground, Dragados/ Tomlinson has completed the first of two drives for a new stormwater storage system in Ottawa. Nicole Robinson reports

Getting clearance
01 November, 2018
Navigating existing infrastructure above and below ground, Dragados/ Tomlinson has completed the first of two drives for a new stormwater storage system in Ottawa. Nicole Robinson reports

Risk management in major projects
05 September, 2018
Four speakers from across the tunnelling industry gave their perspectives on the management of risk in tunnelling and major infrastructure projects at the October 19 British Tunnelling Society meeting. Bill Grose introduced the topic and set the scene with lessons from history, Kevin Province spoke about catastrophic events and some observations on best practice, Nigel Legge discussed causes of tunnelling failures and methods of risk management, and Patrick Barney gave the perspective of the insurance industry. This report was prepared by Martyn Noak of CH2M

BC to fund high speed rail study with Washington and Oregon
21 March, 2018
Canada/US – The B.C. government will help fund a study of a potential ultra-high-speed corridor service connecting Vancouver with Seattle, Portland and beyond, the office of the premier said on March 16.

Risk management in major projects
06 February, 2018
On the 19th of October, four speakers from across the tunnelling industry gave their perspective on the management of risk in tunnelling and major infrastructure projects.

School’s in
22 January, 2018
Paola De Pascali looks at an array of the education and training programmes for underground construction that are on offer around the world

Jacobs Engineering to buy CH2M
10 August, 2017
International – Jacobs and CH2M have entered into an agreement that will see Jacobs acquire all outstanding CH2M shares for a total value of USD 3.27bn. This amount includes around USD 416M in CH2M debt.

Fort Wayne awards engineering and construction management contracts
12 April, 2017
US – Fort Wayne City Council approved USD 18.5M in engineering and construction management contracts for the Three Rivers Protection and Overflow Reduction Tunnel on April 4.

CH2M withdraws from HS2 Phase 2b Development Partner contract
05 April, 2017
Great Britain - CH2M has withdrawn its pursuit of the High Speed 2 (HS2) Phase 2b Development Partner contract. Jacqueline Hinman, chair and CEO of CH2M wrote to HS2 chair David Higgins on 29 March to confirm the withdrawal of interest.

step up
16 May, 2016
The November 2015 meeting of the British Tunnelling Society was treated to a presentation on Abu Dhabi’s super sewer, the Strategic Tunnel Enhancement Project (STEP). The speakers were Shahzad H Orakzai, programme manager for the Abu Dhabi Sewerage Services Company (ADSSC); Mirko Martini, technical manager for Salini- Impregilo; Carola Edvardsen, technical director for Cowi

Tunnelling Down Under
16 May, 2016
Transport infrastructure is providing ample opportunity for Australia’s tunnelling industry. Keren Fallwell reports

Britain launches segmental lining code of practice
20 April, 2016
GREAT BRITAIN – A specification for the design of concrete segmental linings was launched in mid-April. The document, “Publicly Available Specification (PAS) 8810:2016 – Tunnel Design: Design of concrete segmental linings: Code of practice” was produced by the British Standards Institute (BSI) and lead technical author Arup.

HS2 Phase One Delivery Partner confirmed
28 March, 2016
GREAT BRITAIN – High Speed Two (HS2) confirmed the delivery partner for its first phase between London and Birmingham. The rail link will be delivered by a joint venture of CH2M, Atkins and Sener.

Innovation & technological advances in the design of segmental lining
18 November, 2015
A report on the September 2015 meeting of the British Tunnelling Society, where engineers from CH 2M and Ozengi spoke on the future of segmental lining. For the full paper, please see Tunnels and Tunnelling September 2015, page 31. Paul Perry, newly appointed to the BTS Committee, and in charge of meetings, reports

Former ITA president highlights Crossrail technical and PR successes
24 September, 2015
POLAND - Speaking at a conference in Krawkow, former International Tunnelling Association (ITA) president and CH2M tunnelling MD Martin Knights saluted the achievements of London’s Crossrail project, and made particular mention of the importance of public awareness of tunnelling activities.

Holding out for a hero
27 July, 2015
As I write this comment the Greek banks have closed. Accounts, and non-internal payments for the majority of account holders have been frozen and queues of people are lining up on the high streets to withdraw no more than EUR 60 (USD 66.88) per day. Some hours from now it is due to repay EUR 1.6bn (USD 1.78bn) to the International Monetary Fund (IMF), but it has just requested a new two-year EUR 29.1bn aid deal from a bailout mechanism that is in place for Eurozone countries.

CH2M HILL named program management advisor for San Mateo’s Clean Water Program
14 November, 2014
USA - The City of San Mateo awarded CH2M HILL a program management advisor contract to oversee its Clean Water Program, the company announced November 11.