polyacrylamide (p.a.m.) blends for erosion, dust, & turbidity control
TRANSCRIPT
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Polyacrylamide (P.A.M.) Blends Polyacrylamide (P.A.M.) Blends ForFor
Erosion, Dust, & Turbidity Control Erosion, Dust, & Turbidity Control
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POLYACRYLAMIDE (P.A.M.)
•Natural Gas Derivative 1940’s & 1950’s
•Several Thousand “Kinds” Of PAM
•Only Use Anionic PAMS (No Toxic Effects)
•Super Long Chain Molecule Composed Of Acrylamide Subunits
•Must Match PAM To Soil Type
•PAM Enhances BMPs Not Replaces Them
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USDA Has Used PAM To:•Reduce Agricultural Erosion
•Increase Soil Infiltration
•Improve Crop Yield
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PAM Used To Reduce Erosion From Rainfall And Irrigation
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Similar Soil Erosion Problems
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Polyacrylamide Types
1. Emulsion
2. Granular
3. Gel Block
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Site Specific Soil/Water Test Needed To Ensure Performance
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Must Have Documentation Of Toxicity Testing
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Reedy Creek Improvement District (RCID)
Field Test Of Polyacrylamide
Test Site: I 4 & Osceola Parkway Interchange Project
Summer 1999
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PAM Test Applications:
•Raw Slope Stabilization
•Turbidity Control Of Stormwater Discharge
•Turbidity Control Of Dewatering Discharge
•Dust Suppression On Dirt Road
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Raw Slope Stabilization Test
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Insert pic of water wagon applying PAM
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PAM Flocculation: Good Settling
& No pH Change
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Dust Suppression Using PAM
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Insert pic of fertilizer spreader applying PAM & water wagon
pics
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PAM For Demucking
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PAM For Demucking
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Insert PAM/muck grassing test on I-4 pics
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Insert PAM/muck grassing test on I-4 pics
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Turbidity Control Of Dewatering Discharge
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FLOC LOG Used For Turbidity Control
During Rain Events
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TEST RESULTS:
•Significantly Improved Soil Retention On All Sites
•Good Flocculation Results For Turbidity Control
•No Apparent Toxic Results From PAM To Ecosystem
•Easy Application Using Existing Equipment
•Cost Effective
•Easy To Keep On Site
•Contractors Liked Floc Logs
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PAM Blends Assist BMPs
Must Match PAM To Soil Type
With Testing
Toxicity Test Documentation
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PAM treatment system pics
Baffle Grid System
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PAM treatment system pics
Baffle Grid System
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Bonita Springs Canal Project
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200 Feet Downstream From Work Area, Turbidity Controlled
Clear water & turbidity readings
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RESOURCE INFORMATION
USDA: Kimberly Idaho Agricultural Research
www.nwisrl.ars.usda.gov
Vendor: APPLIED POLYMER SYSTEMS, INC.
www.siltstop.com
Steve Iwinski (678)494-5998
Support: Reedy Creek Improvement District
Eddie Snell (407)824-7301
Distributor: Contact APS For Local Dealer