WesTech Municipal Water/Wastewater Blog

Municipal Water and Wastewater

Russell C. Wright, MS, PE

Recent Posts

Thirty Years of Spiral Rakes in Clarifiers – What Have We Learned?

Posted by Russell C. Wright, MS, PE on May 22, 2019 3:07:49 PM

The year 2019 marks thirty years since WesTech’s first installation of spiral blade clarifiers at the 23rd Avenue Treatment Plant for the city of Phoenix, Arizona. The then-new clarifier design included many innovations, including (but not limited to) deep, continuous spiral rake blades, an energy dissipating inlet (EDI), and a Stamford baffle below the effluent weir. It was christened the COP™, which stood for Clarifier Optimization Package.

Read More

Category: Water Treatment

Recent Posts

WesTech Newsletter

Sign up for the WesTech monthly newsletter to receive content you can use to more effectively design, operate, and maintain your operations.

RSS Signup

Sign up for the WesTech Municipal Water/Wastewater RSS feed to be notified as soon as new articles on this topic are published.