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Featured Articles

Pipe Cleaning Products
Oct 18, 2014
Pipe cleaning products from the October 2014 issue of Trenchless Technology magazine. more >>

 

Siphon Cleaning Siphon Cleaning
Oct 18, 2014
While sewers are a conduit that convey water, no two cleaning projects are ever the same. Challenges may be due to the shapes and sizes of a sewer or because of the levels of debris. The debris may be light and will convey very easily or the debris could be extremely hard and compact and will require much effort to displace. more >>

 

Reclaiming Progress Reclaiming Progress
Oct 18, 2014
Trenchless technology, which has advanced our infrastructure and brought services such as gas, water and telecommunications to our homes, has come a long way since the early 20th century when underground drilling emerged. more >>

 

Contractor Profile: Sorensen Companies Inc. Contractor Profile: Sorensen Companies Inc.
Oct 18, 2014
Utah utility contractor Sorensen Companies Inc. (SCI) was established by Craig Sorensen in 1977 with one old backhoe and used truck to install underground telephone cable. “My father was working for Mountain Bell, and he saw the ways cable was being put in the ground,” said SCI president Chad Sorensen. more >>

 

Lateral Lining in Quebec, Canada Lateral Lining in Quebec, Canada
Oct 18, 2014
Shawinigan is a small town in the Mauricie region of the province of Quebec, Canada. Like most small North American towns, the town was established near a river in the early 1900s, in this case, for its abundant wood that traveled down the rapids to Trois-Rivičres, a renowned pulp and paper hub in the province. more >>

 

A Closer Look at Smoke Testing and Condition Assessment A Closer Look at Smoke Testing and Condition Assessment
Oct 18, 2014
Every drop of liquid treated in a sewer plant costs money to treat. Utilities, therefore, have a strong incentive to reduce unnecessary inflow. Enter smoke testing. Smoke testing does a great job of finding inflow cheaply and quickly. more >>

 

Condition Assessment in the Empire State Condition Assessment in the Empire State
Oct 18, 2014
In July 2014, Garden City Park Water District (GCPWD), located in Garden City Park, N.Y., awarded a contract to GAME Consultants USA Inc. to investigate the condition of various small diameter potable water pipes in their network. more >>

 

Project of the Year – Rehabilitation Honorable Mentions Project of the Year – Rehabilitation Honorable Mentions
Oct 18, 2014
Trenchless Technology Project of the Year for Rehabilitation Honorable Mentions go to Granville Gorge Water Main Replacement Using Pipe Bursting & Reading, Pa., System Capacity Upgrade with Relining. more >>

 

Project of the Year – Rehabilitation Runner Up Project of the Year – Rehabilitation Runner Up
Oct 18, 2014
Pipe bursting specialist No-DigTec of Dallas upsized a 43-year-old, 24-in., reinforced concrete (RC) sewer pipe for The Trinity River Authority of Texas (TRA) with the pipe bursting technique. The job was part of a larger Arlington and Fort Worth, Texas, wastewater sewer upgrade project undertaken by general contractor, Mountain Cascade. more >>

 

Project of the Year – New Installation Honorable Mentions Project of the Year – New Installation Honorable Mentions
Oct 18, 2014
Trenchless Technology's Project of the Year Honorable Mentions go to Patuxent River Crossing HDD—230 kV Underground Transmission Line and Oakley Station CSO 551 and CSO 553 Separation Sewer. more >>

 

Project of the Year – New Installation Runner Up Project of the Year – New Installation Runner Up
Oct 18, 2014
Subcontractor Super Excavators Inc. of Menomonee Falls, Wis., completed a 19-month project, which involved 11,976 lf of microtunnel work in historic Providence, R.I., in March 2014. The Woonasquatucket Interceptor complements other infrastructure improvements, assisting in the separation of sanitary and storm water flows to eliminate pollution into the Woonasquatucket River, which flows to Narragansett Bay. more >>