A chemical feed system.

Performance of DAF Thickening for FOG Removal in Liquid Soap Manufacturing

Michael Smith, PE co-authored an article in Journal of the New England Water Environment Association entitled “Performance of DAF Thickening for FOG Removal in Liquid Soap Manufacturing.” A contract manufacturer of soap and skincare products in Vermont needed to reduce its fats, oils, and grease (FOG) load to the local wastewater treatment plant in Essex. To achieve that goal, the manufacturer turned to a pretreatment process technology, dissolved air flotation (DAF), to lower the FOG prior to discharge to the town’s wastewater collection system.

Capital Repertory Theater Parking

Staying Afloat: Parking Lot Beats Runoff Challenges

A rule, known locally as the “Henry Hudson Rule,” brought roadblocks to project near Capital Repertory Theater in New York. By Amy McLean, RLA, ISA. LEED® GA; Kevin Kelly, RLA; Zachary Longo, PE After the Capital Repertory Theater near downtown Albany, New York wrapped up a recent project to revitalize its facilities, they had a […]

A map showing the historic and current alignment of Baker Brook.

Modeling & Green Infrastructure Design Helps Reduce Nuisance Flooding in Major Commercial Area

Andrew Walker, PH, CFM and James Pearson, PE co-authored an article in Stormwater Solutions entitled “Modeling & Green Infrastructure Design Helps Reduce Nuisance Flooding in Major Commercial Area.” Climate change-driven increases in future precipitation are predicted to make flooding worse, leading to a redesign of the John Fitch Highway that will make the community more climate resilient.