sydney metro

Consortia shortlisted for NSW tunnelling works

The John Holland Gamuda Joint Venture (JV), Bouygues Construction Australia, and Acciona Construction Australia are all in contention to deliver 10 km of twin railway tunnels servicing Greater Western Sydney and the new Western Sydney International Airport. The contract will also include the associated excavations of station boxes, with the full contract to be awarded Read More

Metro Tunnel TBMs making strong progress

The first full month of construction on the project in 2021 also saw TBM Alice complete 450 m of tunnel behind Millie, while station entrances continue to take shape on both sides of the acoustic shed. Both TBMs will continue working throughout March, while excavated soil will be removed from the tunnelling support site and Read More

Cross River Rail to hold tunnelling webinars

Project personnel will provide information on Cross River Rail’s roadheader and tunnel boring machine (TBM) works, including how they operate, the outlook for the coming months and how to stay up to date. Speakers will include Tunnelling Construction Director Matt Lennon, Senior Tunnel Manager David Alt and more. Each webinar will be directly followed by Read More

Tunnelling works continue at State Library

Current works at the northern end of Swanston Street include groundwater well decommissioning, tunnel boring machine (TBM) tunnelling works, construction of the underground station platform and shaft construction works at the La Trobe and Little La Trobe Street sites. TBM Joan is expected to be relaunched towards the Town Hall Station site soon and will make the Read More

WATCH: TBM cutterhead transported to HS2

The TBMs were manufactured by Herrenknecht in Germany and arrived in the UK at the end of 2020 where they have now been assembled. HS2 is constructing nine tunnels between London and Birmingham totalling 103 km, which will provide increased rail capacity across the UK. Once operational, HS2 will connect around 30 million people and Read More

Arden Station works in full swing

The Arden Station site will provide tunnel boring machine (TBM) and tunnelling support for the duration of the project’s tunnelling operations in Melbourne’s CBD, which involve the delivery of tunnel lining segments, operation of the slurry and water treatment plants and the transportation of excavated material. Works are scheduled to continue throughout February and March, Read More

Metro Tunnel hits tunnelling milestone

Metro Tunnel said major construction is continuing in Domain at the site of the future Anzac Station in its most recent tunnelling update report. In a key milestone for the project, tunnel boring machine (TBM) Alice has now joined TBM Millie on the drive to the CBD after launching from the Anzac Station site in Read More

WestConnex makes strong progress

The M4-M5 Link Tunnels is the first stage of the M4-M5 Link, comprising the construction of the M4-M5 Link Tunnels between the new M4 at Haberfield and the M8 at St Peters and stub tunnels to the Rozelle Interchange. This stage is being managed by WestConnex and Transurban, with an announcement in September 2020 stating Read More

Brisbane Metro tunnelling on track for 2021

To be undertaken by the Brisbane Move consortium, the project will see the construction of a new tunnel under Adelaide Street and the reworking of the Victoria Bridge to include two-way cycling lanes, three lanes for public transport and more pedestrian space. Brisbane Lord Mayor Adrian Schrinner released a new concept flythrough video of the Read More

Metro Tunnel continues station works

From the end of January through late 2022, works will be undertaken at the eastern end of the Grattan Street site to construct the east tunnel ventilation shaft (TVS) which will assist with balancing air pressure within the tunnel. Preparatory works will also commence from 1 February to enable the construction of the Parkville Station Read More

First Cross River Rail TBM underground

Earlier this week, Cross River Rail announced its TBM, named Else, has been moved into position underground in Woolloongabba, ready to commence tunnelling later this month. This milestone kicks off Cross River Rail’s 2021 tunnelling schedule and was celebrated by a traditional indigenous blessing ceremony to wish TBM Else and the tunnellers a safe passage Read More

WPA wins more level crossing removals

The WPA consists of McConnell Dowell, Arup, Mott MacDonald and Metro Trains Melbourne, and has recently signed a contract to remove a congested level crossing at Ferguson Street in Williamstown. The alliance will lower the rail line under the road, remove the level crossing and build a brand-new North Williamstown Station. McConnell Dowell said once Read More

View the latest trenchless technology tenders

View the latest trenchless technology tenders

Sydney Metro Western Sydney Airport – Advanced and Enabling Works (AEW)Issued by: Sydney Metro (NSW Government)Closing date: 22 January 2021Location: New South WalesDescription: Sydney Metro advises that an upcoming invitation for registrations of interest associated with the installation and commissioning of construction power, construction water and stormwater diversions for the Sydney Metro Western Sydney Airport Read More

WATCH: Metro Tunnel TBM breakthrough

After tunnelling under rail lines, stations, creeks and sewer mains, TBM Joan has broken through a 13 m deep shaft at Childers Street, Kensington. This breakthrough marks a major milestone as it completes the journey from Arden Station to the tunnel’s western entrance. Launched in August 2019, TBM Joan has travelled 1.2 km and Read More

WATCH: Breakthrough at Metro Tunnel Project

Joan was launched in May this year from the Arden Street site and its breakthrough at Parkville marked 1.4 km of tunnelling. Design partner Weston Williamson and Partners shared a video of the breakthrough. Weston Williamson and Partners is collaborating with Hassell and Rogers Stirk Harbour and Partners on the design of the Metro Tunnel Read More

Metro Tunnel project moves forward

Metro Tunnel provided the recent monthly construction update, saying tunnelling is once again taking focus in the Domain Precinct with TBM Millie being relaunched and TBM Alice expected for launch in early 2021. With TBM Millie’s journey beginning to the Town Hall Station, the tunnelling support site will recommence filtering and excavated material will be Read More

Australian project wins international award

The ITA Tunnelling and Underground Space Awards is an international competition that seeks to reward ground-breaking innovation and outstanding projects in the sector. ITA said despite the challenging year, the awards received 52 entries from 23 countries and saw more than 1,200 attendees from around the world attend the virtual event. The John Holland CPB Read More

Cross River Rail TBM ready for transport

The Cross River Rail will connect the northern and southern rail networks in Brisbane’s CBD via a 10.2 km line from Dutton Park to Bowen Hills, with 5.9 km of the alignment being tunnelled under Brisbane River. The two TBMs are currently being built at Herrenknecht’s northside facility where the first machine is undergoing final checks before Read More

Pezzimenti Tunnelbore completes rail works

Pezzimenti Tunnelbore shared images of the project on social media, saying the completion had “exceeded expectations”. The team had five days to complete the works, including the initial site establishment and the re-instatement of work areas upon work completion. Over the shutdown period, the team successfully undertook vacuum extraction microtunnelling, the installation and removal of Read More

Major project requires Adept solution

The six-month project was awarded in April 2020, with the sole contractor – Adept Civil Group – having to work through tough lockdown conditions in Victoria during the COVID-19 pandemic.  At the beginning of October, Adept announced the project’s completion, saying the entire team came together to reach the milestone on what was a major infrastructure upgrade Read More

CRL TBM arrives at Auckland port

The TBM was constructed by Herrenknecht at its factory in Guangzhou, China and was transported 9,000 km by boat to Auckland, arriving last week. The machine will be used to help construct the 3.45 km twin-tunnel underground rail link, which will sit up to 42 m below the Auckland city centre and will turn the Read More

MMRC completes 33rd breakthrough

The tunnel will run from Churchgate to Hutatma Chowk station as part of the corporation’s Metro 3 Corridor project. The breakthrough is the first of its kind inside the tunnel using a dual mode hard rock tunnel boring machine (TBM), which has completed the downline stretch in 275 days using 502 rings. MMRC Managing Director Read More

HS2 awards TBM contracts

Herrenknecht are constructing the two tunnel boring machines (TBMs), which are scheduled to be delivered onsite in the UK by the end of 2021. The London tunnels for HS2 are twin bored, and will be 13 miles (20.9 km) each way, with a combined total of 26 miles (41.8 km). The program of tunnelling between Read More

DJ Mac Cormick project up for award

To complete the works at Pier Street and Milligan Street in Perth’s CBD, DJ Mac Cormick used a Herrenknecht AVN 600 closed faced laser guided steerable tunnelling machine to install Humes S series stainless steel band concrete jacking pipes. The launch and receival shafts were constructed at depths of 4-5.5 m below ground level and Read More

Metro Tunnel TBM breaks through

The TBM completed its journey from the Domain precinct to breakthrough at the Metro Tunnel’s eastern entrance earlier this week. The breakthrough comes just two weeks after another TBM completed its parallel 1.7 km journey from the new Anzac Station site. Both TBMs will now be transported back to the Anzac Station site, where they Read More

Top quality trucks vac in town

From small beginnings, the family-owned business has thrived to become one of the sector’s most trusted companies. Vac Dig General Manager Marc Farrall has spent decades in the utilities sector and has seen the needs of the industry grow and change over time. After 17 years working in horizontal directional drilling (HDD), Mr Farrall spotted Read More