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Stormwater Vortex Clarifi erProject Build Instructions

#DIYBMPDo-It-Yourself : Best Management Practice

TARGET CONTAMINANTS Total Suspended Solids

ESTIMATED FLOW25gpm

ACTIONSeparates bulk solids that sink or fl oat

PROJECT ESTIMATE$45

Downspout

Skim drain

COMPONENT QTY SOURCE PURPOSE

55 gal drum 1 Local reclaim Tank

Banjo 1.5" bulkhead 2 Amazon.com Fill & Drain

1.5" x 2" PVC adapter (MPT x slip) 1 Home Depot Fill tube

2" PVC stub (3") 1 Home Depot Fill tube

2" PVC drop tube (28") 1 Home Depot Fill tube

2" PVC Elbow 90 2 Home Depot Fill tube

2" PVC Tee 1 Home Depot Skim Drain

1.5" PVC stub (6") 1 Home Depot Skim Drain

1.5" PVC adapter (MPT x slip) 1 Home Depot Skim Drain

PARTS

A

C

D

E

B

A

B

C

D

E

STEP 1:Drill holes for the fill tube and skim drain bulkheads approximately 3” from top of inverted barrel. Cut hole on top of barrel to reclaim stormwater from site downspout, diverter, or pump and to allow access for internal plumbing. See

STEP 2:Install bulkheads for fill tube and skim drain. See

STEP 3:Install internal adapters. See

STEP 4:Install fill tube and skim drain PVC assemblies. See

STEP 5:Install fill and drain plumbing as desired. See

PROCEDURE

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Stormwater Active Media BarrelProject Build Instructions

#DIYBMPDo-It-Yourself : Best Management Practice

TARGET CONTAMINANTS Total Suspended SolidsHeavy Metals (Zn, Cu, Al, Fe)Nutrients (COD, BOD)

ESTIMATED FLOW25gpm

ACTIONActively adsorbs heavy metals and nutrients

PROJECT ESTIMATE$240

Underdrain

Downspout

Splash Dampener

Active Media

Pea Gravel

Pool Filter Sand

Drain Rock

COMPONENT QTY SOURCE PURPOSE

55 gal drum 1 Local reclaim Tank

Banjo 2" bulkhead 1 Amazon.com Underdrain

2" PVC adapter (MPT x slip) 2 Home Depot Underdrain

2" PVC perforated underdrain (14") 1 Home Depot Underdrain

2" PVC Cap 1 Home Depot Underdrain

2’ x 2’ section weed barrier fabric 3 Home DepotMedia Layer separators

PARTS

A

B

C

D

E

A

B

C

E

D

STEP 1:Drill hole for the underdrain bulkhead approximately 3” from bottom of inverted barrel. See

STEP 2:Cut hole on top of barrel as appropriate to receive stormwater from site downspout, diverter, pump, or vortex clarifier pretreatment. See

STEP 3:Install underdrain bulkhead and underdrain perforated PVC pipe. See

STEP 4:Install discharge plumbing as desired. SeeSTEP 5:Install media, separating each type with a section of weed barrier fabric. See

PROCEDURE

MEDIA QTY SOURCE PURPOSE

Drain Rock 0.5 cu. ft. bag

4 Home Depot Drainage support (10" layer)

Pea gravel 0.5 cu. ft. bag

4 Home Depot Solids separation to 300um (5" layers)

Pool Filter Sand 50lb bag

2 Local Pool Supply Solids separation to 30um (5" layer)

Active Media: Zeolite Granules 40 lb bag

10 HomeDepot.com Adsorption of metals & nutrients (25” layer)

MEDIA PURPOSE SOURCE RECHARGEABLE

Zeolite Adsorption – metals, nutrients HomeDepot.com Yes *

Bio-Char Adsorption – metals, nutrients Online No

Oyster Shells Metals precipitation via pH change Online No

Compost Absorption – metals, nutrients Local No

Peat Absorption – metals, nutrients Local No

MEDIA RECOMMENDATION

ACTIVE MEDIA ALTERNATIVES

* Soak used Zeolite in 5% salt solution for 24 hours. Dispose of solution in sanitary drain, rinse media with clean water. 5% salt solution = approximately 5 lbs. water softener salt in 10 gals freshwater.

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Stormwater Filter BarrelProject Build Instructions

#DIYBMPDo-It-Yourself : Best Management Practice

TARGET CONTAMINANTS Total Suspended Solids

ESTIMATED FLOW25gpm

ACTIONFilters suspended solids

PROJECT ESTIMATE$130

Underdrain

Downspout

Splash DampenerPea Gravel

Pool Filter Sand

Pea Gravel

Drain Rock

COMPONENT QTY SOURCE PURPOSE

55 gal drum 1 Local reclaim Tank

Banjo 2" bulkhead 1 Amazon.com Underdrain

2" PVC adapter (MPT x slip) 2 Home Depot Underdrain

2" PVC perforated underdrain (14") 1 Home Depot Underdrain

2" PVC Cap 1 Home Depot Underdrain

2" PVC riser (34") 1 Home Depot Drain plumbing

2" PVC stub (3") 2 Home Depot Drain plumbing

2" PVC stub (6") 1 Home Depot Drain plumbing

2" PVC Tee 1 Home Depot Drain plumbing

2" PVC Elbow 90 2 Home Depot Drain plumbing

2" PVC valve 1 Home DepotMaintenance drain

2’ x 2’ section weed barrier fabric 4 Home DepotMedia Layer separators

PARTS

A

C

D

F

EB

MEDIA QTY SOURCE PURPOSE

Drain Rock 0.5 cu. ft. bag

4 Home DepotDrainage support (10" layer)

Pea Gravel 0.5 cu. ft. bag 4 Home Depot

Solids separation to 300um (2 x 5" layers)

Pool Filter Sand 50lb bag 6

Local Pool Supply

Solids separation to 30um (15" layer)

MEDIA RECOMMENDATIONA

B

C

D

E

F

STEP 1:Drill hole for the underdrain bulkhead approximately 3” from bottom of inverted barrel. See

STEP 2:Cut hole on top of barrel as appropriate to receive stormwater from site downspout, diverter, pump, or vortex clarifier pretreatment. See

STEP 3:Install underdrain bulkhead. See

STEP 4:Install underdrain perforated PVC pipe. See

STEP 5:Install discharge plumbing as desired. See

STEP 6:Install media, separating each type with a section of weed barrier fabric. See

PROCEDURE

Stormwater BarrelTreatment TrainProject Build Instructions

TARGET CONTAMINANTS Total Suspended SolidsHeavy Metals (Zn, Cu, Al, Fe)Nutrients (COD, BOD)

ESTIMATED FLOW25gpm

ACTIONRemoves bulk solids prior to fi ltering suspended solids and actively adsorbing heavy metals and nutrients

PROJECT ESTIMATE$0 (to connect previously built Vortex Clarifi er, Filter Barrel, and Media Barrel)

#DIYBMPDo-It-Yourself : Best Management Practice

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Underdrain

SplashDampener

ActiveMedia

PeaGravel

DrainRock

VortexClarifier Filter

Barrel

MediaBarrel

Splash DampenerPea

Gravel

Pool FilterSand

Pea Gravel

DrainRock Underdrain

Downspout

Skim drain

Place barrels on de-escalating platforms (e.g. 3 concrete blocks) to maintain gravity fl ow confi guration. Extend external plumbing as necessary to reach subsequent treatment barrels.

PROCEDURE

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TARGET CONTAMINANTS Total Suspended SolidsHeavy Metals (Zn, Cu, Al, Fe)Nutrients (COD, BOD)

ESTIMATED FLOW25gpm

ACTIONRemoves bulk solids prior to fi ltering suspended solids and actively adsorbing heavy metals and nutrients.

Higher capacity solids fi ltration, with segregated active media for easier replacement or recharge.

PROJECT ESTIMATE$0 (to connect previously built Filter Box and Media Barrel)

#DIYBMPDo-It-Yourself : Best Management Practice

Stormwater Hybrid Treatment TrainProject Build Instructions

On a level surface, the system will maintain gravity fl ow confi guration. Extend external plumbing as necessary to reach the media barrel or drain site drain.

Underdrain

Splash Dampener

Active Media

Pea Gravel

Pool Filter Sand

Drain Rock

MediaBarrel

FilterBox

Downspout

Underdrain

Splash DampenerPea Gravel

Pool Filter Sand

Pea Gravel

Drain Rock

IBCDrain

PROCEDURE