Search Results: 'Southern Water'

Hull Flood Alleviation
23 December, 2019
Paola De Pascali visited the site of the Anlaby and East Ella Flood Alleviation Scheme (AEFAS) in Hull to explore the challenges of excavating a culvert through Chalk and within a Source Protection Zone

Keeping up the Pressure
14 November, 2019
A cut-and-cover tunnel in Italy will make use of high pressure compressed air in what engineers are claiming is a first for the Mediterranean country. Paola De Pascali spoke with Andrea Pigorini, the head of infrastructure engineering at Italferr, and a spokesperson for Salini Impregilo, to find out more

No changes, No regrets
31 October, 2019
Paola De Pascali returns to the Trans Adriatic Pipeline’s landfall site to check on progress as the project enters its final stages

Manila Aqueduct
31 October, 2019
At the June 2019 meeting of the British Tunnelling Society, GHD’s practice leader for tunnels, Brendan Henry spoke about the NBAQ 4 project to deliver water to seven million residents in the Manila metropolitan area. Alex Conacher reports

Navigating live tunnel connections
30 September, 2019
Connecting the Des Plaines Tunnel System to the McCook Reservoir is one of the latest – and more challenging – components of TARP. Report by Cary Hirner and Faruk Oksuz of Black & Veatch, and Carmen Scalise of the Metropolitan Water Reclamation District of Greater Chicago

Tunnelling costs and production rates benchmarked
30 September, 2019
Bill Grose of Bill Grose Consulting and Aleister Hellier of the Infrastructure Projects Authority at Her Majesty’s Treasury in the UK present this paper on efforts to benchmark UK tunnelling costs and production rates in 2018

Life with the Seri Nala
30 September, 2019
With excavation complete, engineers from the Afcons side of the Strabag- Afcons joint venture recall the most challenging moments from the southern drive of the Rohtang Tunnel. Alex Conacher reports

Slurry TBMs
27 September, 2019
Slurry TBMS are considered “SOFT ground” tunnel boring machines (along with earth pressure balance TBMs), which use pressurised slurry in the excavation chamber to balance the groundwater and soil pressure.

Northern exposure
27 September, 2019
A round-up of tunnel work in the Nordic Forum

WTC Naples
14 August, 2019
The World Tunnel Congress returned to Italy in May this year. Following a successful show, Paola De Pascali presents this report

Waterview tunnel
08 July, 2019
Tommy Parker, NZ Transport Agency and Iain Simmons, Well-Connected Alliance gave a presentation on the Waterview Connections project. Paul Perry of Hewson Consulting Engineers reports

Under the Northern lights
04 June, 2019
Paola De Pascali spoke with David Fossati, Nordnes project manager to explore the logistical challenges of the K01 E6 Indre Nordnes-Skardalen road project

The grand Renaissance
04 June, 2019
The tunnelling sector is booming in France after some dark years. Paola De Pascali met Michel Deffayet, the chair of the French Tunnelling Society (AFTES)

Deepest and Longest
07 May, 2019
Yves Boissonnas, head of tunnelling at Sika Europe Management, the guest speaker at the January BTS lecture, provided a presentation on the Gotthard Base Tunnel

Head to the lake
29 April, 2019
Construction started this year on the City of Toronto’s Ashbridges Bay Treatment Plant Outfall at Lake Ontario. Andre Solecki, Riley McMillan and Kai Fung, of Hatch, and Justyna Kempa-Teper with the City of Toronto discuss the design challenges for the project.

Remaking Nepal
12 April, 2019
Alex Conacher travelled to the Bheri Babai Diversion Multipurpose Project in Nepal, where, in a world first, tunnellers are driving a TBM through the Himalayan Siwalik geology. Once complete the project will unlock irrigation and hydropower potential in the region.

Moncalieri extension
08 March, 2019
Paola De Pascali talked with Lombardi Ingegneria technical director, Alessandro Damiani and CMC project manager Lorenzo Fiorentino about the challenges met during excavation of the Metro Line 1 extension in Turin, Italy

Recognising the bentonite machine
24 January, 2019
Paola De Pascali visited John Bartlett following his being awarded the Frank Whittle Medal for the invention of the bentonite tunnelling machine