The Vault

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  Announcements

  Innovation

  New Releases

  02/14/2025

  Northwest Pipe Company Receives U.S. Patent for Innovative InfraShield® Joint System

  We’re proud to announce that the United States Patent and Trademark Office has issued U.S. Patent No. 12215817 for our InfraShield® Joint System, an innovative Geohazard Resistant Steel Pipe (GRSP) solution designed to strengthen the resilience of steel pipelines in geologically vulnerable areas without the need for gasketed joints. Manufactured in the USA and backed by rigorous testing, […]
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  Permalok

  Project

  Trenchless

  12/10/2024

  Permalok® HDD Pipe Crosses NYC’s East River for Landmark Renewable Energy Project

  Over 10,000 Feet of Steel Casing Pipe with Permalok® HDD Joints Connects a Critical Subterranean Segment of New York’s Champlain Hudson Power Express Project. The Champlain Hudson Power Express (CHPE) is a buried transmission line designed to deliver hydroelectric power from Canada to the New York metropolitan area. CHPE supports the state’s sustainability goal of […]
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  Team

  11/26/2024

  NWP Employee Spotlight: Julie Wilson

  NWP Employee Spotlight Series:Illuminating Stories from the People of Northwest Pipe At Northwest Pipe Company, our team members are the foundation of our success, and we take pride in our diverse and talented workforce. This series shares the inspiring stories and career journeys of employees from different departments and locations. In each installment, we interview […]
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  Permalok

  Press

  Trenchless

  11/08/2024

  In the Press: Permalok® Radial Bending Joint Marks a New Era in Microtunneling

  NWP’s Henry Goff discusses Permalok’s patent-pending RBJ technology with Municipal Water Leader—the first steel pipe designed for curved microtunneling. In an exclusive interview featured on the cover of Municipal Water Leader’s November/December issue, Henry Goff, Vice President and General Manager of Permalok®, a Northwest Pipe Company, highlights the innovative Permalok Radial Bending Joint (RBJ). This patent-pending technology is the […]