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Our Projects
Breaking Records: Krah USA Manufactures North America’s Largest HDPE Pipe
At Krah USA, we take immense pride in pushing the boundaries of thermoplastic pipe engineering to solve complex infrastructure challenges right here in the Pacific Northwest. We are thrilled to unveil our biggest milestone yet: manufacturing a massive 144-inch (12-foot) inside diameter (ID) profile wall HDPE pipe—the largest HDPE pipe ever produced in North American history. Custom-engineered at our Prineville, Oregon facility, this record-breaking structure was built specifi
Oct 1
Piping the High Desert: Krah USA Supplies Next Phase of Award-Winning Iron Horse Project
Our team take immense pride in seeing our pipe put to work right in our own backyard. That’s why we are excited to about our high-performance, large-diameter HDPE pipe being installed for the next major phase of the Iron Horse Piping Project . This milestone follows the recent recognition of Phase 1 as a "Top Project" for 2025 by the Daily Journal of Commerce . Today, that momentum continues as we work alongside the Ochoco Irrigation District (OID) and Taylor Northwest to
Feb 25
A Winning Partnership: Krah USA and J-U-B Engineers Solve Susanville's Water Challenges
Project Background: In the scenic Honey Lake Valley of Susanville, California, a critical infrastructure project was underway...
Oct 13, 2025
Large-Diameter HDPE Tailrace Replaces Costly Elevated Steel Design
Application: Tailrace for Run-of-the-River Hydropower Plant The Challenge: The original design for this critical hydropower tailrace...
Oct 10, 2025
Krah Plays Crucial Role in Emergency Repair Project
Imagine a vital road artery, suddenly compromised. That's the reality a large county in Northwest Washington faced when a critical...
May 28, 2025
Achieving Water Conservation and Quality in NE California: Why Krah USA Pipe Was the Right Choice
In the dry landscape of northeast California, the vital need to conserve every drop of irrigation water while simultaneously safeguarding...
May 28, 2025
Krah USA attends Krah International 2025 Community Meeting in Egypt
Krah USA founders, Mark Theetge and Marc Thalacker, embarked on an unforgettable adventure in Egypt with fellow pipe pros from the Krah...
May 9, 2025
Our custom-made HDPE pipe was chosen for a large water distribution improvement project in Central Oregon
Krah USA is integral to an Infrastructure Modernization Project for an Irrigation District in Central Oregon. We are supplying around...
May 9, 2025
Tailor-made 78" pipe for Central Oregon Highway Extension project
This Highway Extension project in Central Oregon has been underway for years. Krah USA is grateful to have been included in both Phase 1...
May 9, 2025
Manufacturing 11.9 miles of HDPE pipe, one phase at a time
We are grateful to be a part of yet another water conservation project in Central Oregon. Phase 1 of 4 started last spring (2024) and is...
May 9, 2025
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