Flow Through Turbidity Treatment Using Alum & Pam At The Orlando International Airport Project
Rim-ditch Dewatering Next To Active Runway
Rim-ditch Discharges To Existing Stormwater Detention Pond
Influent Turbidity Ranged Between NTUs
Existing Stormwater Pipe Used To Create Baffle Flow
Alum Drip Tank With Control Valve
Alum Drip On Influent At 50 Gal/Day PAM Floc Log Used To Bind Up Free Aluminum
Sand Bags Used To Create Baffle Flow In Pipes
Alum Floc Forming After 1 st Baffle Turn
Turbidity Decreased To 11 NTUs After 1 st Baffle Turn
Outfall To Wetland
Outfall To Wetland Clear Discharge
Final Discharge NTUs
pH 6.5
Resource Protected
Any Questions?
Treatment System Performance: System Usage:90 Days Daily Volume:1,920,000 Gallons Total Pumping Volume:173 Million Gallons Alum Usage:50 Gal / Day (4500 Total) Treatment System Size:600 x 16 Ft. (Existing pipe) Turbidity Reduction (NTU):>900 (Inflow) 15 (Outflow) % Turbidity Reduction: 98 % Contractor’s System Cost: < $1,000 To Protect (>$23 Million Project) Time Lost Due To Non-Compliance:NONE!
Contractor:Hubbard Construction Contact:Jeff Forsythe (407)