Committed to R&D: Advancing the Science of Grit Removal

Wednesday, November 29, 2023

Since pioneering the first flat-floor vortex grit removal system fifty years ago, S&L Engineering leads the water industry in advanced grit removal research and development.

These thorough engineering approaches lead to a vast array of state-of-the-art grit removal system technologies.  The PISTA® system has become the most specified grit removal system in North America.

Smith & Loveless’ Grit Removal Research Center (GRRC) is open to consulting engineers and their utility clients and features a fully functional 4.0 MGD (15,000 cmd) grit removal system. The GRRC exists to further S&L’s grit research by developing and displaying grit removal technologies and improving grit testing services.

At the Smith & Loveless Grit Removal Research Center (GRRC), come experience first-hand how CFD analysis and actual hydraulic vortex grit removal come together.  The GRRC is the only R&D facility of its kind in the water industry.

Tour our facility to learn all about grit flow paths and vortex grit removal, and the effect it has on wastewater process basins. See actual grit flow paths and patterns and simulate the actual conditions of your installation. Our advanced grit removal product experts will walk you through the PISTA® product line and work with you to identify the best solution to meet your specific grit removal needs.


Schedule your visit today: Grit Removal Research Center | Smith & Loveless Inc. (

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