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FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT
17

FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

Dec 30, 2015

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Jeffery Rich
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Page 1: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM

REEDY CREEK IMPROVEMENT DISTRICT

Page 2: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

BRIDGE DEMOLITION PROJECT @ EPCOT

WINTER 2000

Page 3: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

High Pressure Water Blasting To Remove Concrete Down To Rebar

Page 4: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

After Blasting With 15,000 psi Water Jet

Page 5: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

Runoff Turbidity Greater Than 300 NTUs

Page 6: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

Runoff Diverted Into Bridge Stormwater System

Page 7: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

Aluminum Sulfate Added Via Gravity Feed From Trailer Rig

Page 8: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

Wood Baffle Boards Skim Large Concrete Debris & Provide Alum Mixing

Page 9: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

Runoff Flows Into 1st Cell Of Three Stage Treatment System (Inflow >300 NTU)

Page 10: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

1st Stage Treatment:

Inflow >300 NTU

Outflow 30 NTU

Page 11: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

2nd Stage Treatment:

Inflow 30 NTU

Outflow 17 NTU

Page 12: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

Polyacrylamide (PAM) Floc Log Used For Final Polishing (40-50% Turbidity Reduction) & Free

Aluminum Binding

Page 13: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

Final Discharge Water Sheet Flows Over Grass Berm (Trapping Sediment)Then Into Canal

Behind Floating Turbidity Boom

Page 14: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

Canal Receiving Water 15 NTU

Final Discharge Water 10-12 NTU

Page 15: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

Self Contained Water Treatment System

Page 16: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

Treatment System Performance:System Usage: 15 Days

Daily Volume: 80,000 Gallons

Total Pumping Volume: 96 Million Gallons

Alum Usage: 40 Gal / Day (600 Gal Total)

Treatment System Size: 50 x 15 Ft.

Turbidity Reduction (NTU): >300 (Inflow) 15 (Outflow)

% Turbidity Reduction: 95 %

Contractor’s System Cost: < $1,000

Time Lost

Due To Non-Compliance: NONE!

Page 17: FLOW THROUGH WATER TREATMENT SYSTEM USING ALUM & PAM REEDY CREEK IMPROVEMENT DISTRICT.

Contractor: Hubbard Construction

Contact: Jeff Forsythe (407)560-0442