Picture depicts one of the constructed wetland cells with treatment plant in background

PROJECT: FRANCES KELSEY SECONDARY SCHOOL ADVANCED WASTEWATER TREATMENT CONSTRUCTED WETLAND AND EFFLUENT IRRIGATION

LOCATION: Mill Bay, B.C.

OWNER: School District No. 65

DESCRIPTION: Site constraints necessitated a 75.6 m3/d treatment and disposal system to serve 1,200 students. The system includes septic tank, equalization tanks, advanced activated sludge treatment plant with nitrogen and phosphorous removal, constructed wetland, storage tank, chlorination, and dechlorination. In summer, the effluent is spray irrigated. In winter it is discharged to infiltration bed and collected by a subsurface interceptor for discharge to a storm sewer. System operation is monitored by PLC.

ROLE: Prime consultant, pre-design, discharge permit negotiations, detail design, construction supervision, commissioning & start-up assistance.