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Cleaner shafts with compressed air

Hermes Technologie has expanded its repertoire of coating abilities, adding accident prevention technology and automated shaft coating to complete complex jobs.

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.

Damaged pipe gives Bangkok authorities a sinking sensation

Mon, 2 April 2012 The Bangkok Metropolitan Administration has utilised CCTV and ground penetrating radar to inspect the sewage pipeline under the Thai-Belgian Friendship Overpass on Bangkok's Rama IV Road after a 5 m diameter sinkhole occurred on the road.

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.

Innovative techniques cure Salisbury’s sewers

A £200,000 scheme to regenerate Salisbury’s sewerage network using cured-in-place pipe has been completed.

Washington awards inspection contract

Tue, 6 March 2012 Washington Suburban Sanitary Commission has approved an inspection and monitoring contract to Openaka (a division of Pure’s Engineering Services Group) worth up to $US17.2 million.

Freeport plans for CIPP

Mon, 5 March 2012 The City of Freeport, Illinois, is now underway on a project to inspect, clean, repair and rehabilitate approximately 14 miles of ageing public sanitary sewer pipes.

CCTV reveals major damages on Larkspur Trunk Line

Tue, 14 February 2012 A sewer crew from Ross Valley Sanitary District in California has discovered major damage to an 18 inch diameter trunk line running along Magnolia Avenue in Larkspur by using CCTV.

Pipe inspection contract awarded in Florida

Fri, 10 February 2012 The Board of County Commissioners of Miami-Dade Water and Sewer Department, US, has approved a contract worth approximately $US5.8 million for Pure Technologies US to provide pipeline inspections and monitoring.

St Louis cleans up its Water Act

Tue, 16 August 2011 The Metropolitan St. Louis Sewer District, located in Missouri, United States, will make extensive improvements to its sewer systems and treatment plants to eliminate illegal overflows of untreated raw sewage and to reduce pollution levels in urban rivers and streams.

Fixing leaking pipes improves water services in Phillipines

Tue, 16 August 2011 Maynilad Water Services has completed a $US2.57 million ($P108 million) project, replacing 19 km of old, leaking pipes in Navotas City, located in the Phillipines.

New Asian partnerships aid leak detection

Wed, 27 July 2011 Pure Technologies has been awarded a $US2.7 million contract to supply its pipeline leak detection and condition assessment technology to a major Asian water agency.

Relining in Dover

Thu, 21 July 2011 The City of Dover, located in Delaware, US, has successfully relined a sewer main on Division Street.

Pure acquisition of inspection business

Tue, 12 July 2011 Pure Technologies has purchased Salt Lake City-based pipeline inspection developer Electromechanical Technologies.

Extreme lateral connections

Planning of sewer rehabilitation in Minden and Roesrath, Germany

How to assess the risk to your assets

Deterioration rate modelling for sewers and optimising investigations and investment using a risk-based approach.

Locating voids behind pipe walls

Large diameter sewers are considered critical assets for most municipalities. Preventing catastrophic sewer failures is probably one of the most challenging issues facing Asset Managers today. Recently the City of Hamilton, Ontario, Canada, took a pro-active approach to face this challenge and experimented with a pipe penetrating radar inspection tool (PPR), using Ground Penetrating Radar (GPR) technology.

Rebuilding Canterbury’s underground

Following the devastating Christchurch earthquakes, Sydney Water and pipeline rehabilitation companies have been involved with sewer rehabilitation works in the New Zealand city.

Spring cleaning for Scottish Water pipes

Thu, 2 June 2011 Scottish Water will be improving more than five miles of water pipes and mains as the company kicks off two major projects in Maybole and Rothesay.

$US6.5 million contracts a pure win

Sun, 29 May 2011 Pure Technologies have been awarded three inspection and engineering projects for water and wastewater pipelines worth approximatley $US6.5 million.

Leaders in lining

Aarsleff Pipe Technologies is a part of Per Aarsleff A/S that was founded in 1947 when Per Aarsleff bought an excavator and opened his own brown coal field in central Jutland. Here Trenchless International looks at the company’s history and what they have in store for the future.