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ASTM developing CIPP liner standard

Mon, 14 May 2012 A proposed American Society for Testing and Materials standard is currently being developed for single-sized cured-in-place liners.

Under London – this time with a lot less trenching

In the feature article Under London published in this magazine in July 2010 we learned of the New River constructed in 1613 by Sir Hugh Myddleton to supplement traditional water sources; the Thames and Fleet Rivers, the Walbrook and the Tyburn Stream feeding Conduits and Fountains in the City.

Renovating to preserve history

The historic Balans Sewer in Middleburg, the Netherlands, was in extremely poor condition, allowing wastewater to seep into the ground below. Contractor Van der Velden Rioleringsbeheer explains how a cured-in-place liner restored and preserved the culturally important sewer.

Record breaking in Paris

Spiral-wound pipe rehabilitation technology comes into its own when rehabilitating large nominal diameter sewers in complex boundary conditions. This was the case in the French district of Le Pecq, located near Paris, in October 2011, where 281 m of DN 3,000–3,300 mm rain water collector was rehabilitated with a DN 2,750 mm spiral-wound Sekisui pipe liner.

Canadian trenchless tender released

Tue, 24 April 2012 The Region of Peel in Ontario, Canada, is seeking trenchless services for the maintenance of sanitary sewers within the region.

Beating bursts in Corsham

Tue, 24 April 2012 Work is underway in Corsham, UK, to replace an ageing watermain using trenchless techniques.

Curing Columbus

Tue, 24 April 2012 The City of Columbus, US, is undertaking works to rehabilitate 1,620 ft of 48 inch diameter concrete sanitary sewer by utilising cured-in-place pipe.

Saving San Diego’s sewers

Fri, 20 April 2012 Sewer Pipeline Rehabilitation Phase M-1 has commenced in San Diego, US, which will rehabilitate 5.12 miles of sewer mains using Trenchless Technology.

Rehab on schedule for Cape Town

Thu, 19 April 2012 The City of Cape Town, South Africa, has appointed three contractors to perform trenchless pipe rehabilitation in the Durbanville Hills, Welgemoed and Ridgeworth areas.

Delaware invests in sewage infrastructure

Thu, 5 April 2012 New Castle County Executive Paul Clark has announced the budget for the Fiscal Year 2013, which includes a sewer fund budget of $US71 million and $US5.7 million allocated for sewer construction and rehabilitation.

Ontario gears up for rehab works

Tue, 3 April 2012 The City of London located in Ontario, Canada, will soon commence its construction season, with sewer and watermain rehabilitation given a high priority in 2012, and the council stating trenchless technologies will be utilised as part of the construction program.

New liner gets UK regulation approval

Tue, 27 March 2012 New technology developed with the help of Anglian Water offers the prospect of being able to repair damaged or ageing water pipes without the need to dig up roads to reach them.

Renewing the grand ol’ pipes of Yorkshire

Tue, 27 March 2012 Yorkshire Water has entered into the final phase of a £29 million project to boost water quality and reduce leakage through the replacement of many of its oldest water pipes, and installation of new technology that reports information on the network of pipes.

Chicago trust to benefit water infrastructure

Fri, 23 March 2012 Chicago Mayor Rahm Emanuel, with former US President Bill Clinton, have announced the ‘Chicago Infrastructure Trust’, a trust that will fund transformative water and wastewater projects in the city.

Thames Water busy under London

Wed, 21 March 2012 Thames Water has been embracing an assortment of No-Dig techniques to modernise infrastructure under London, including building a new 2.3 km pipeline in Baydon, upgrading cast-iron pipes in Reading, and utilising a new hi-tech computer system to detect leaks in pipes before they burst.

New technology fitting for Durban

Mon, 19 March 2012 The Asbestos Cement Pipe Replacement Project will use close fit lining to replace 1.2 km of pipe in the Pinetown Central Business District, Durban, South Africa.

Hong Kong safeguards water supply

Fri, 16 March 2012 A $US225.5 million project has been proposed to install watermains, with use of No-Dig technology in certain areas, to improve integration between the Sheung Shui water treatment works and the Tai Po water treatment works in Hong Kong.