Search Results: 'McConnell Dowell'

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New fans installed in Heysen Tunnels refurbishment
21 December, 2023
Work to install 23 new exhaust fans in Australia’s Heysen Tunnels has begun, as part of the ongoing upgrade of the tunnels’ systems.

Main access tunnel completed for Kidston hydro project
13 November, 2023
The main access tunnel has been completed for Australia’s Kidston pumped storage hydro project, involving the world’s first conversion of a gold mine into a hydroelectric pumped storage facility.

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

Tunnel works at flagship pumped hydro facility have a golden heritage
21 January, 2022
Tunnelling work has started in Far North Queensland, Australia on the Kidston Pumped Hydro Project which involves the world’s first conversion of a disused gold mine into a pumped-storage hydroelectric power facility.

National grids
25 March, 2021
Utility grid projects bring a variety of tunnelling challenges. Report by Patrick Reynolds

TBM sets new southern hemisphere record
02 July, 2020
Auckland, New Zealand has witnessed a new pipejacking record for the longest single drive in the southern hemisphere by a TBM with a diameter greater than 3m.

Breakthrough at Whangaparaoa
07 September, 2018
New Zealand – The sea outfall project at Whangaparaoa broke through on 2 August after four months of excavation. The 1,930m-long drive was undertaken by McConnell Dowell using a Herrenknecht AVN 1000DP with an excavation diameter of 1,220mm. The drive is the longest yet for the German manufacturer’s Direct Pipe system.

Changing safety culture
29 August, 2018
Leah Jacobs looks at her own contribution to the Waterview Connection project in New Zealand

Waterview Connection breakthrough
23 October, 2015
NEW ZEALAND – The TBM broke through on the second drive of Auckland’s Waterview Connection project last month. Billed by contractor McConnell Dowell as one of the largest TBMs ever used in the southern hemisphere, Alice, the 14.4m-diameter Herrenknecht EPBM completed its 2.4km-long journey.

Sydney gets connected
28 July, 2015
Sydney’s ambitious WestConnex project aims to get the traffic owing freely – and two-thirds of it will be underground. Sally Spencer reports on the project, one of the NSW Government’s key infrastructure projects which aims to ease congestion, create jobs and connect communities, said to be the largest integrated transport and urban revitalisation project in Australia.

Alice takes a breather
27 February, 2015
NEW ZEALAND – The backup train of the Waterview Connection TBM was in the process of being turned to join up with the cutterhead and shield already working on its second bore path as Tunnels and Tunnelling went to press.

Alice in Auckland
18 December, 2014
Rhian Owen reports on the Waterview Connection project in Auckland, New Zealand

Antipodean Anxiety
18 December, 2014
Hailed as one of the world’s top safe-haven, value-retaining economies in recent years, New Zealand has been basking in the warm glow of a successful battle against a crash, but for how long? Rhian Owen reports

Five consortia express interest in Australian WestConnex Stage Two project
11 November, 2014
AUSTRALIA - The Australian and New South Wales Governments have announced the WestConnex Stage Two project has entered a new phase with five consortia expressing interest in delivering Sydney¹s M5 East corridor.

LTA re-awards DTL2 works following insolvency
04 September, 2013
The Singapore Land Transport Authority (LTA) has appointed McConnell Dowell South East Asia (SEA) Private Limited and SK E&C (Singapore) to complete construction works for three Downtown Line 2 (DTL2) stations following the insolvency of the earlier contractor Alpine Bau GmbH, which was awarded the contract for design and construction of the stations in September 2009, LTA announced recently.

Alice in Auckland
24 July, 2013
The TBM, Alice, has berthed at the Ports of Auckland¹s Waitemata terminal on board the BBC Georgia, NZ Transport Agency (NZTA) announced yesterday. The TBM was dismantled for shipping and arrived in 100 separate Œbits¹ including 20 containers of small parts.

Opportunity rocks
27 December, 2012
Hong Kong develops into the main base of operations for the Asia Pacific, while Singapore strives to become to hottest destination for professionals, and both scrap for skilled labour. Alex Conacher speaks to three expats

Fifty shades of brown
27 December, 2012
Slurry handling on Singapore’s Downtown Line Two contract 916 has been cited as an example of ‘slurry done right’. This paper by Gwyn Jones, deputy construction manager and tunnel manager for McConnell Dowell discusses the principles of managing slurry during tunnelling operation with particular reference to tunnelling in mixed face

Macdow publishes annual review
29 September, 2011

Dynamism of the East
22 August, 2011
Running along the fiery Asia Pacific coast are some of the most explosive tunneling markets in the world. Hong Kong is booming, Japan is storming ahead in innovation, Malaysia is clamping down on corruption and Singapore is a hot bed of activity. Alex Conacher tries to keep up