Search Results: 'Mott MacDonald'

Segment accessories and you
29 December, 2023
For use of accessories with segment lining, Christoph Eberle, Technical Director, Mott MacDonald, discusses assurance in the context of Load and Resistance Factor Design (LRFD)

Inspired outreach to youth
27 November, 2023
BTSYM’s collaboration with two training bodies recently gave school students some insight into working in the underground space sector. Report by Sandeep Singh Nirmal

From Gold Mine to Hydroelectricity – Kidston Pumped Storage Project
26 September, 2023
At the annual joint BTS and MinSouth meeting, held on 9 February at the Institution of Civil Engineers, in London, Clare Önal – a Principal Engineer with the tunnels team of Mott MacDonald – gave a presentation on the conversion of an abandoned gold mine at Kidston in Queensland, Australia, to a pumped storage hydroelectric (PSH) scheme. Andrew Hindmarch, Senior Principal Tunnel Engineer of Mott MacDonald was the rapporteur

Packed schedule in Boston
28 June, 2023
TTNA previews the packed program for RETC 2023, in Boston, MA, in June

Toronto spotlights
28 June, 2023
TTNA spotlights a recent few milestones and interesting project developments in Toronto that have among them presented a variety of engineering challenges

Virginia visions
28 June, 2023
Preparations have been underway for tunneling of a new twin tube link on the Hampton Roads-Bridge Tunnel Expansion project, in Virginia. The single variable density TBM due to build both tubes is set for launch

Vital tunnels for utilities
22 February, 2023
Utility tunnels are among key underground investments in two major Canadian cities – Toronto and Vancouver

Vital tunnels for utilities
16 February, 2023
Utility tunnels are among key underground investments in two major Canadian cities – Toronto and Vancouver

25 years of BTS/ICE specification for tunneling
21 November, 2022
The 4th Edition – Collaborating for sustainability

Design and construction of a cavern in downtown LA
31 October, 2022
Christoph Eberle reports on the BTS March evening meeting where Carlos Herranz, Tunnel Design Manager at Mott MacDonald, discussed the design and construction by sequential excavation of LA Metro’s largest underground cavern.

Steps forward in SCL sustainable tunnels
30 August, 2022
Ross Dimmock, vice president for tunnelling at Normet, gave an online talk for the BTS lecture in January to discuss the advancing performance of sprayed concrete lining (SCL) technology in underground construction, including progress to support sustainability

TBM challenges on a demanding sea outfall
14 April, 2022
Gary Peach, project manager and consultant with Mott MacDonald (Doha, Qatar) discusses the challenges and management deployed to overcome and successfully complete what has been hailed as the Middle East’s longest storm and groundwater tunnel

Tunneller, lawyer and inventor
17 March, 2022
John Bartlett was a founder member/chairman of the British Tunnelling Society. He invented the bentonite tunnelling machine, designed the UK stretch of the Channel Tunnel and provided critical input into many other projects. Julian Champkin offers this appreciation of his life

Implementing parametric design
28 January, 2022
Benjamin Lafarga, 31 and a tunnel engineer with Mott MacDonald, UK, won the BTS Harding Prize 2021 with a paper entitled ‘Implementation of parametric design in the tunnelling industry’. It is reproduced here with the author’s permission

Mitigating a water bearing fissure
29 December, 2021
Emily Riley won the British Geotechnical Association’s (BGA) annual Cooling Prize competition for young professionals with her paper ‘The engineering mitigation of a water bearing fissure in the Chalk at the Tideway Deptford Church Street shaft’. It is reproduced here by kind permission of the BGA

Asset management: Not somebody else’s problem
29 November, 2021
Martin Knights FREng and former ITA President discusses the importance of the intelligent care of ageing assets and gives details of a new initiative tasked with producing guidance on the management of tunnels

Delivering Selina
27 July, 2021
Shannon O’Keeffe, Senior Tunnel Agent for Costain Engineering looks at the complex logistics that were initiated to ensure the successful delivery of a TBM to a Thameside site for the boring of Tideway (Eastern Section)

Crossing the roads
18 June, 2021
The Hampton Roads Bridge-Tunnel expansion scheme will bring new life to the most congested route in Virginia. Julian Champkin reports

AI and Machine Learning
30 April, 2021
Best use of artificial intelligence in tunnels will need data strategies plus experienced oversight, writes Patrick Reynolds

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