May 2015

  • Pipe Fail: What to do when your system’s pipe breaks

    By Jim Hegarty, PE I have been called in to look at a fair number of pipe failures over the course of my engineering career. One thing I notice is in the rush to fix the failure, there is often little focus on figuring out why the failure occurred. It is easy to miss clues […]

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  • What do environmental engineers do?

    by P&N Environmental Engineer Barbara Marczak, PE I hear this question often. What is an environmental engineer? What does one do? What does a typical day look like? Environmental engineering focuses on cleaning water and air, and protecting habitat and ecosystems. At Prein&Newhof, our environmental engineers design water and wastewater treatment systems, wells and intakes […]

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  • Pipe-cam shows flow obstructions by direction drilling

    By Mark Prein, PE Directional drilling is a wonderful new pipe installation technology, but smaller pipes can cut through existing, larger pipes like a hot knife through butter during drilling. Not only does this cause a flow obstruction, but when a gas or power line cuts into a pipe, its poses safety issues for cleaning […]

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  • Morley bridge project improves creek habitat, stops erosion

    By Jim Hegarty, PE It’s been five years since P&N designed a new culvert on Two Mile Road where it crosses over Big Creek in the Village of Morley. I stopped by recently to see how some of its design features are working. Morley was delighted with the project because they received a grant from […]

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  • Grand River project is a game-changer for Grand Rapids

    By Jim Hegarty Last Friday, I got updates on the massive Grand River restoration project in Grand Rapids at two events. At the first event, sponsored by the Lower Grand River Organization of Watersheds (LGROW), I saw a graphic of the project, which proposes to restore the Grand River’s 18-ft drop as it winds its […]

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