News Archive

Brighton’s Hollyblue completes first stage

Contactor JV 4Delivery, comprising Veolia Water/Costain/MWH, has broken through on its 2.6km long drive between Peacehaven and Portobello on Southern Water’s US$477M Cleaner Seas for Sussex scheme in Brighton, UK. The JV began the drive in July last year using one of two 2.4m diameter Lovat EPBMs currently boring the project’s 11km of tunnel. Read more

More shortlists for Singapore DTL 3 tunnel contracts

Singapore LTA has short-listed 15 tenderers for Downtown Line 3’s C929A – Construction and Completion of Tunnels between Ubi and Kaki Bukit Stations and Reception Tunnels with Nishimatsu Construction Co lowest bidder with a bid price of S$211,700,000, and 12 for C928 – Construction and Completion of Bedok Town Park Station and Associated Tunnels, with Sato Kogyo (S) Pte Ltd lowest bidder on S$268,680,000. Read more

Singapore shortlists multiple EPB supplier for DTL 3

Singapore’s LTA has shortlisted 7 TBM manufacturers for the supply of 10 x 6.6m – 6.8m diameter, owner procured EPBMS for the Downtown Line 3 Package A and B. The shortlisted are: Read more

Silt inflow stops Preston EPBM

An inflow of silt has brought boring to a standstill on the UK’s 3.5km long, 2.85m i.d. Preston storm water improvement tunnel, being constructed for United Utilities. The incident occurred shortly after the launch of the machine at the end of last year. Read more

Laos’ first TBM completes

Disassembly of the first ever TBM to be used in Laos is nearly complete following the November 2010 breakthrough of CMC di Ravenna’s 7.6m diameter Robbins Single Shield machine used to construct the 5.5km long headrace tunnel for the Theun Hinboun Expansion Project on the Nam Theun River. Read more

Crossrail central station tenders and Paddington shortlist

Following the major tunnelling contract awards last month, Crossrail today started the tender process for a further four central London stations – Bond Street, Liverpool Street, Tottenham Court Road and Whitechapel. An OJEU notice has been published inviting expressions of interest to construct the major new stations with a combined value of some US$1.56bn. Read more

Brisbane Tunnel site closes after 11 litre/s innundation

Work on Brisbane’s mega-tunnel project, the 6.7km long, A$4.1bn Airport Link, has been suspended due to the catastrophic flooding in Queensland. Tunnelling Journal learned yesterday that the tunnels were experiencing water inflows of 11 litres per second No injuries to staff or severe damage to equipment has been reported. Read more

Crossrail Chief Executive steps down

Crossrail Limited has announced that Chief Executive Rob Holden has decided to step down from his current role and will leave later this year. The exact date of Mr Holden’s departure has yet to be finalised. Meanwhile Crossrail will now begin the process of identifying a suitable successor. Read more

Central-Wan Chai Bypass Tunnel award

Contractor JV, Chun Wo/China Railway Group Limited/China Major Bridge Engineering Company Limited has secured a US$510M for the construction of the Central-Wan Chai Bypass Tunnel (North Point Section) and Island Eastern Corridor Link. Read more

Skanska/Costain cable tunnels team

Skanska has been awarded a contract worth US$143M by Costain to work with them on the US$318M project to construct almost 33km of cable tunnels for National Grid in London. The team will be responsible for the construction of the 19.9km long high voltage electricity cable tunnel between Hackney and Willesden, and the 12.1km long tunnel from Kensal Green and Wimbledon. Read more

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