Bothar equipped for any conditions

For 30 years Bothar Boring & Tunnelling has been delivering on technically complex trenchless and tunnelling projects in some of the harshest environments. Bothar, part of the Bothar Group of Companies, has been a global leader in the delivery of subsurface infrastructure engineering solutions for more than 30 years, and has built a reputation as Read More

SRL shortlists industry heavyweights

Progress towards Melbourne’s suburban rail loop (SRL) is rolling ahead as the shortlist is announced for firms that will build the massive project. Three global industry leaders have been shortlisted for the tunnelling contracts for what is being called a ‘city-shaping’ project in Melbourne’s eastern suburbs. The three shortlisters are: CPB Contractors, Ghella and Acciona Read More

Labourers needed for HDD specialists S&Z

Horizontal direction drilling (HDD) experts S&Z Australia are expanding its labouring team in Victoria. S&Z are one of Victoria’s leading suppliers of HDD services, with experience in commercial and residential applications of end-to-end civil works. With a mission to exceed customer expectation through the use of the trenchless technologies and the capacity to offer the Read More

Leading relining product selected for important European pipeline rehabilitation

SAERTEX-LINER® H₂O, which has been successfully installed more than 100 times around the world, will be used to reline an important 2.4 km pipeline in Poland. With its strong global position in the trenchless industry, SAERTEX multiCom® has an extensive portfolio of GRP liners which includes the SAERTEX-LINER® H₂O; a certified and hygienic pressure-resistant fiberglass-reinforced Read More

Rob Carr benefitting from collaboration with partner companies

Microtunnelling contractor Rob Carr is thriving as a key member of one of the world’s largest construction networks. The company, which is proud of its focus on safety, collaboration and innovation in the trenchless technology industry, believes the best innovation occurs when like-minded companies are open to collaborating. As part of Soletanche Bachy and the Read More

Tunnel boring machine

TBM Community Day on Victoria’s Big Build

On site at the new Arden Station and in partnership with Rail Projects Victoria, Metro Tunnel Project’s TBM community day allows for ticketed tour participants to have the opportunity to expand their tour experience with photo moments, educational material and plenty of activities for children. The new Arden Station will echo North Melbourne’s rich industrial Read More

CRL under Auckland city

Work ongoing in CRL tunnels

As tunnel boring machine (TBM) Dame Whina Cooper makes its way  beneath Auckland towards Te Wai Horotiu Station (Aotea), work is well underway preparing the entrance to Beresford Square entrance to Karanga a Hape (Karanghape) Station. The work at the new station site involves the construction of utility rooms, access ways, and a derailment wall Read More

CRL team

CRL counting down to final breakthrough

The TBM has begun to tunnel its way from Karanga a Hape (Karangahape) Station towards its final destination at Te Wai Horotiu Station (Aotea). The previous breakthrough, at Karangahape was a huge achievement for the teams of workers supporting the massive infrastructure project. In order to relaunch the TBM, workers had to transport it across Read More

Sydney Harbour, NSW

West Harbour Tunnel underway

The West Harbour Tunnel will be the third harbour crossing project, alongside the Sydney Harbour Bridge and the original harbour tunnel. The new tunnel will join the WestConnex at Rozelle with the Warringah Freeway at North Sydney. The project will include 6.5 km tunnels beneath Sydney harbour. This first step in construction begins with excavation Read More

Tunnel boring machine image

There’s nothing boring about underground tunnels

Underneath every major city across the globe are networks upon networks of underground tunnels – many are used daily by commuters on trains or light-rail or even travelling by road. The tunnels help to keep vehicles off the condensed city streets and for traffic to flow more freely across urban areas. In 2022, the NSW Read More

City Rail Link

City Rail Link’s TBM reaches Mt Eden

The TBM, named Dame Whina Cooper, has travelled 900 m from the start point at Maungawhau Station (Mt Eden). The CRL is New Zealand’s largest infrastructure project, comprising  a 3.45 km twin-tunnel project. The TBM was boring 42 m below the city centre in Auckland. The Dame Whina Cooper TBM has taken three months to Read More


City Rail Link’s TBM is full steam ahead under Auckland

The TBM has been powering away beneath NZ’s surface, excavating the second 3.45 km underground rail tunnel and removing dirt and rocks to the surface. However, the TBM is doing more than excavation. The machine has also been busy installing precast concrete panels to line the tunnel walls. Once it reaches its destination, which is Read More

L&D Tunnelling mark another project as job well done

The project had involved a rather challenging bore, with Geotech used to show mudstone and siltstone. Moreover, as the works progressed under the railing on the roadside clays with high-level plastics were prominently present. Slow and steady won the race with this project, according to L&D Micro Tunnelling, and it was a great achievement for Read More

Tunnel boring machine

NZ’s City Rail Link makes strides with TBM

The star of the CRL project, the TBM is named after Dame Whina Cooper and has facilitated incredible progress for the project. Its most recent breakthrough comes as the TBM broke through into the mined tunnel cavern at the Link Alliance Maungawhau (Mt Eden) Station construction site. This occurred only 85 m after the TBM Read More

View the latest trenchless technology tenders

View the latest trenchless technology tenders

UGL Regional Linx – Underboring Services Issued by: UGL Regional Linx Pty Ltd Closing Date: 30 June 022 Location: New South Wales Description: Provision of underboring / horizontal directional drilling services including the supply of conduit / pipe. Seymour Wastewater Management Facility (WMF) Third Party Irrigation Stage 1 Pipeline Issued by: Goulburn Valley Water Closing Read More

West Gate Tunnel TBM launches

The project is being delivered in a partnership between the Victorian Government and Transurban, and will be built by construction contractors CPB Contractors and John Holland.  Contractor John Holland said TBM ‘Bella’ has begun its 18 month journey to carve out one of the twin tunnels that will create a vital alternative to the West Read More

metro tunnelling project

Sydney Metro West tunnelling contract awarded

The Gamuda Australia and Laing O’Rourke consortium has been awarded the Western Tunnelling contract to deliver 9 km of twin metro rail tunnels between Sydney Olympic Park and Westmead. Premier Dominic Perrottet said this once-in-a-century infrastructure investment will link new communities to rail services, slash travel times across the network and support employment growth. “These tunnels Read More

March Construction

Little margin for error

March Construction has successfully completed tunnelling under a live rail corridor to replace a section of wastewater main under Hayton road.  This was reportedly the first installation of the perfect lined jacking pipe in New Zealand The new pipeline had a diameter of 1000 m, replacing the original pipe originally constructed in the 1950s and Read More

sydney metro

Sydney Metro shortlists consortia for Eastern contract

The final piece of the project is made up of the Eastern Tunnelling package, which includes 3.5 km of twin tunnels under Sydney Harbour, between The Bays and Sydney CBD, as well as the excavation of Pyrmont and Hunter Street stations.  The shortlist includes: the Acciona Construction Australia and Ferrovial Construction join venture; Bouygues Construction, Read More

View the latest trenchless technology tenders

View the latest trenchless technology tenders

Drainage improvement works Issued by: Isaac Regional Council Closing Date: 21 January 2022 Location: Queensland Description: Council requires work conducted on the Drainage Improvement projects at Music Street, Carmila and Sarchedon Drive, Moranbah. The expected date for practical completion is 30 May 2022. Aurukun Bauxite Project – pumps and pipes Issued by:  Glencore Bauxite Resources Read More


Australia’s leading HDD specialist

In years between his first drill sighting in 1996 and the establishment of Maxibor in 2013, Rodney O’Meley dedicated himself to building up knowledge of horizontal directional drilling (HDD). Today, he is recognised as one of the experts in the HDD industry.  “Anyone can be trained to operate a drill, but few know what the drill and Read More


Maxibor grows its maxi-rig fleet

There is increasing awareness among infrastructure asset owners that horizontal directional drilling (HDD) can provide an effective whole-of-life solution for the installation of pipelines. Maxibor chief executive officer (CEO) and owner Rodney O’Meley provides insights into maxi-rig spreads and highlights their benefits on major projects across the various infrastructure sectors. Maxi-rigs are HDD rigs required Read More

Central Interceptor’s 18 gantries slotted

Central Interceptor’s 18 gantries slotted

The TBM was launched in July, with gantries being lowered into the shaft as tunnelling progressed since the launch. The Central Interceptor TBM, known as Hiwa-i-te-rangi, is now 190 m in length. Each gantry will store the equipment required to run the TBM which will build New Zealand’s longest bored wastewater tunnel. The gantries will Read More

Reference designs released for T2D Project

Reference designs released for T2D Project

The design features over two kms of twin three-lane tunnels as well as the extent of the Northern Tunnels, with entry and exit points at Hilton and Torrensville. East-west connectivity enhanced and maintained at James Congdon Drive, Richmond Road, and Everard and Barwell avenues as well as the avoidance of impact on heritage sites in Read More

View the latest trenchless technology tenders

View the latest trenchless technology tenders

Domestic wastewater pipeline renewals 2021/22  Issued by: Gisborne District Council Closing Date: 10 December 2021 Location: New Zealand Description: The request for proposal is an invitation to suitably qualified suppliers to submit a proposal for the renewal of existing domestic wastewater pipeline (trenchless). Horizontal directional drilling to provide services to Horsham Nature Play Park Issued Read More