Comparing HDD versus Open-cut

Date:January 2018
Market:Municipal Infrastructure Rehabilitation
Capability:   New Pipelines
Brand:Underground Solutions
Location:United States
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The City of Yuma, Arizona sits along the Colorado River halfwaybetween San Diego, California and Phoenix, Arizona. The cityneeded to replace aged asbestos cement (AC) piping installedin their system between 1938 and 1940 which was long pastits useful design life. The city awarded the replacement designto Stantec Consulting Services, and both Stantec and the citysaw an opportunity to compare installation methods for futureconsideration. Stantec’s Research and Development Fundpartnered with Arizona State University to measure and comparetraditional open-cut replacement with a trenchless horizontaldirectional drilling (HDD) installation method.

Three components of installation were studied: productivity,environmental emissions and traffic impact. <<READ THE GRAPHICAL PROJECT BRIEF TO LEARN MORE>>

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Head-to-Head Comparison of Open-Cut vs. HDD: City of Yuma, AZ Water Line Replacement Project

Data was collected in the field over a two-month period with factors analyzed including comparison of environmental impacts, traffic impacts, and productivity. The results found HDD to have inherent advantages in all three areas when compared to traditional open-cut.

Click here for the full paper.