Catherine King

Trenchless in Valencia: More than 500m of SAERTEX-LINER H2O potable water UV liner installed

Running the project was Spanish company GRUPO CANALIS – Soluciones Tecnológicas who turned to SAERTEX multiCom GmbH and their advanced UV-CIPP technology to rehabilitate the ageing pipeline. The job spanned 500m of DN 600 cast iron pipe which supplied the Metropolitan region of Valencia with potable water. GRUPO CANALIS – Soluciones Tecnológicas was charged with Read More

Industry leaders contribute to localising trenchless training course

Facilitated by the Australasian Society for Trenchless Technology (ASTT), the North American Society for Trenchless Technology’s (NASTT) New Installation Training Course has been localised with the assistance from companies such as Bothar Boring, Rob Carr, Pezzimenti Tunnelbore, Edge Underground, HDI Lucas and many more. The resulting training course will be presented for the first time Read More

NZ’s CRL tunnel

NZ’s City Rail Link continues to grow

The CRL is a 3.45km twin-tunnel underground rail link up to 42 m below the Auckland city centre. The goal of the project is to transform the downtown Waitematā Station (Britomart) into a two-way through-station that better connects the city’s rail network. The tunnels will connect Britomart with a re-developed Mt Eden station on the Read More

Addtech acquires ImpulseRadar

Addtech acquires ImpulseRadar

In a statement last month, Addtech’s business area manager Daniel Prelevic said that the acquisition of Impulse Radar would be mutually beneficial. “ImpulseRadar complements Addtech’s existing operations within the Industrial Solutions business area, specifically the infrastructure segment,” he said. “We are delighted to conclude the signing and welcome them to the Addtech Group.” The management Read More

UV curing of wastewater pipeline

IMPREG Australia’s leading supplier of CIPP liners

The company’s wastewater rehabilitation technologies are considered to be a gold standard solution for trenchless sewer pipe rehabilitation. The CIPP liners are distributed worldwide, and were introduced into the Australian market in 2021. Since then, IMPREG has continued to supply its state-of-the-art CIPP liners throughout Australasia. Even when faced with supply chain issues during the Read More

No-Dig Down Under

Trenchless training courses at No-Dig Down Under

The courses were originally developed by the North American Society for Trenchless Technology (NASTT), but the material has been adapted to suit Australasian audiences. It will cover horizontal directional drilling (HDD), sewer laterals and new installations, and is considered to be the global standard for education on trenchless technology. The programs will be invaluable to Read More

Central Interceptor micro-tunnel boring machine prepares for 722 m drive back

Two weeks before Christmas last year, the company celebrated its micro-tunnel boring machine, Domenica, broke through to the Haycock Ave shaft in Mt Roskill. To complete this first drive she travelled almost a kilometre since her launch from May Road in June. Watercare said this was a great milestone for the project, the first of Read More


No-Dig welcomes international visitors

Australia reopened its borders to vaccinated overseas travellers on 21 February, welcoming in tourists and visa holders for the first time in almost two years.  This announcement has been welcome news for the organisers and attendees of No-Dig Down Under, which has had to be postponed more than once due to uncertain interstate and international Read More


Success for Thames Water with Scanprobe’s TrapJumper

A blocked trap at a block of flats in the suburb of Bromley was causing internal flooding throughout the building. It was clear that the drainage system was compromised, but where exactly in the series of traps and DN150 pipes was unknown. The local water authority Thames Water needed to understand the condition of the Read More

Primus Line celebrates 20 years

Primus Line® is a versatile liner system for the transport of liquid and gaseous media. The flexible liner, reinforced with aramid fabric, and the specifically developed connectors form a high-performance solution for the trenchless rehabilitation of pressure pipes or for setting up a robust independently placeable flexible line. Since its official formation five years after Read More

ISTT to hold lateral sewer repair webinar

Entitled Repair of lateral sewers and lateral connections – comparison of techniques and quality assurance and presented by Dr Iain Naismith and Serdar Ulutaş, the webinar will highlight the lessons learned from 1:1 scale evaluation of the performance of technologies available for the repair of lateral sewers, particularly the use of patch repairs, and repair of lateral connections.  Smaller diameter Read More

NOV completes major project

NOV Far East Regional Sales and Business Development Manager Alec Cochrane said on social media the company had spent the past few months planning, manufacturing and delivering the project, which consisted of 60 high performance shakers, including the NOV Brandt VSM 300.  The VSM 300 is the world’s first balanced, elliptical-motion, low-profile cascade shaker, using integral secondary Read More

Watercare Central Interceptor TBM

WATCH: Central Interceptor preps for TBM launch

The video shows the main launch shaft being constructed at the Māngere pump station where Tunnel Boring Machine (TBM) Hiwa-i-te-Rangi will begin its 14.7 km journey later this year.  The Central Interceptor will run underground from Western Springs, near the Auckland Zoo, to the Māngere Wastewater Treatment Plant.   The Watercare project is being delivered by the Ghella Abergeldie Joint Venture (GAJV) and will comprise nearly 20 Read More

The Crossing Group makes trenchless acquisition

The acquisition means The Crossing Group of companies now includes The Crossing Group, the Tunnelling Company, The Tunnelling Company USA, The HDD Company and the Trenchless Company. Combined, the group operates 35 horizontal directional drilling (HDD) rigs and 20 spreads of tunnelling, augering, Direct Pipe™, Geonex, and pipe ramming equipment throughout North America. The Trenchless Read More

WATCH: HDD pullback time lapse

The video shows workers completing a pullback on an HDD project which includes approximately 2,000 ft (610 m) of 42 inch (1,066 mm) pipe.   The Crossing Group is one of the largest trenchless construction companies in North America, providing services including HDD boring, pilot tube auger boring, hammering, pipe jacking, microtunnelling and more. For Read More

100 HDD Viking Link begins

Balfour Beatty was awarded a £90 million ($161.2 million) contract in 2020 to deliver the onshore works for the Viking Link Interconnector Project for a National Grid and Energinet joint venture (JV). The Viking Link will connect the British and Danish power grids at National Grid’s Bicker Fen substation, with Balfour Beatty to install 68 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

Registrations open for NASTT No-Dig Show

Developed by the North American Society for Trenchless Technology (NASTT)  and Benjamin Media, the NASTT 2021 No-Dig Show is a trenchless event that combines professional conference streams and exhibits with social networking opportunities. The 2021 show has now opened its two registration options, being in-person or virtual. NASTT said joining the conference in-person may look Read More

Vale Ted Flaxman

Prior to the establishment of ISTT, Ted was President of the Institution of Public Health Engineers (IPHE) and chaired the organising committee of the IPHE Conference ‘Trenchless Construction for Utilities’ – the first no-dig event, in 1985. In his concluding address at that conference, Ted proposed a series of international trenchless events, the formation of 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

Generic pipe image

The importance of the annular gap for pipe jacking

Pipe jacking has made enormous progress in the past 30 years through the development of so-called microtunnelling. Starting with the non-accessible tunneling, for which this remote-controlled technology was developed in the early 1980’s, tunnels with an outside diameter of more than 4 m are now being driven without operating personnel in the tunnel using this Read More

KOR offers free nozzle trial

KOR prides itself on partnering with high quality products and manufacturers from around the world, including KEG and its drain cleaning products. KOR said KEG’s products – especially the nozzle range – provide “superior cleaning efficiency while reducing water consumption and man hours”. Along with its five year warranty on nozzles, KEG’s range ensures there Read More

NZ trenchless project wins award

Pipeline & Civil congratulated Buller District Council and its lead contractor, directional drilling and piping specialist Hadlee and Brunton Ltd, for winning the award. The project scope was to build a continuous, end-to-end gravity flow pipeline using the existing Westport Water tunnel system. Now completed, the pipeline will convey raw water from the existing Giles Read More

Construction to return

WATCH: Primus Line installed in Chile

Taking place in Nonguen Valley, Concepción-Chile, the project involved the trenchless rehabilitation of a DN400 PN16 steel pipe. The project was developed by Fluvius for Essbio, with Fluvius Commercial Manager Cristian Alejandro Rodriguez Sáenz sharing the video to social media. Founded and headquartered in Germany, Primus Line technology is used in numerous countries all over the Read More

5th ASTT Webinar fast approaching

The ASTT is continuing its free webinar series, with the fifth instalment taking place this week. The presentation, titled ‘Long Distance Pipejacking’ will be presented by Erhan Hakki Oguz and will commence at 1pm for a 2pm conclusion. Mr Oguz will discuss a 2011 project awarded to Züblin’s Singapore branch, which comprised the sinking of Read More

Melbourne Water named international finalist

The award recognises outstanding organisations and projects at the forefront of public participation and community engagement, in which Melbourne Water has been recognised for its innovative Next Generation Community Engagement Program (NextGen). The NextGen program is one of the biggest organisational change programs undertaken in the water industry, with its aim being to transform the Read More