LaFarge Cement NA

Seattle, WA

Daniel Scarpine and Windward’s Scott Tobiason were engaged to develop a solution to resolve regulatory issues associated with storm water management at a cement production facility.

Key Services

  • Conducted comprehensive site assessment of storm water drainage and process water infrastructure
  • Prepared a comprehensive process water management plan including storm water segregation
  • Conducted bench and laboratory tests to identify treatment technologies
  • Selected and mobilized a leased EC system
  • Conducted field pilot study of EC system including sampling plan and sample collection and handling
  • Conducted bench tests of residues solids of re-use and recycling alternatives
  • Prepared sire record drawings from field inspection
  • Prepared a storm water treatment Engineering Report
  • Led construction management and commissioning effort for temporary system installation including conveyance and electrical design
  • Engineering technical author for SWPPP, O&M Manual, final permit documents.


  • Successfully segregated all process water, wastewater, and storm water
  • Unconditional agency approval of Engineering Report and SWPPP
  • Treatment system consistently meets benchmark effluent goals.
  • Project was constructed on-time and within budget