White Paper: HRSD Grit Removal Study

HRSD Grit Removal Study Revisited - 3 Important Things to Know

This white paper discusses the findings of a grit removal study for the Hampton Roads Sanitation District (HRSD). Readers of this white paper will learn details of the study, including:

  • Detailing the basic differences of vortex systems – and what the corresponding rated removal efficiencies are for each.
  • Why ensuring proper installation, particularly for influent ramps and effluent shelves, matters for effective grit capture in vortex systems.
  • Why Cross-Channel Sampling is the correct grit sampling method for testing any forced vortex system.

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