session 4b - using infrastructure controls - ziad mazboudi
DESCRIPTION
Presentation on the use of infrastructure in Orange county to capture and remove trashTRANSCRIPT
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Session 4B: Tackling Litter and Marine Debris
from Different Angles
Using Infrastructure Controls to StopLitter from reaching the Waterways
in Orange County
By Ziad Y. Mazboudi, PE. QSP/QSD, CPSWQ, CPESC, LEED AP
Senior Civil Engineer
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Orange County34 cities & County unincorporated
948 sq. miles13 Watersheds
Population: 3.1 Million
$
42 miles of beaches
= $$$$$
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So, how do we go
from this to
that?!
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The Basics $Enhanced Street Sweeping Storm drain stencilingPublic Education Beach and creek clean
up eventsTrash/recycling containers Enforcement
Intermediate $$Catch basin screens/inserts
Linear radial screens
Serious TreatmentHydrodynamic Separators
DiversionsLitter Booms
$$$The Trash Infrastructure Pyramid
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California Proposed Trash Policy
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Catch Basin Screens
United Stormwater screen cover
REM Curb protector with hydrocarbon pouch
United Stormwater ARS wing-gate
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Catch Basin inserts
Kristar FloGuard Plus
United Stormwater DrainPac Bio Clean Grate Inlet Skimmer Box
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All catch basins in Dana Point have an insert with a filter
Total: 800Cost per year to maintain: $140,000
Average debris removed annually: 50 Tons
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1,407 Automatic Retractable Screens 99 Catch Basin Inserts 4 CDS10 Linear Radial Removal Devices 44 curb inlet baskets 1 Marina Trash Skimmer
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City of San Juan CapistranoLinear Radial Gross Solid Removal Device
Roscoe Moss
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The system can treat up to 970,000 gallons per day, but averages about 350,000 gpd.Trash/debris are removed in wet well,
Poshe BeachSystem treats up to 800 gpm peak (1.8 cfs) or 1.1 million gallons per day.Gross solids (trash/debris) are removed in a wet well, then runoff passes through sand filters and then a UV chamber to destroy bacteria.
City of San Clemente
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City of San ClementeStorm Drain Treatment Units
Locations:• Calafia• Parque Del Mar• West El Portal• West Mariposa/Escalones• Palizada• Linda Lane
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City of Dana PointDiversions with CDS units
Hydrodynamic separator during construction
CDS unit with debris CDS unit cross section
Media filtration vault at Baby Beach
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Trash and Debris booms
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Street projects with limited right of way using Filterra or similar devices
Alton Parkway extension project
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Resources• Santa Clara Valley Urban Runoff Pollution Prevention
Program – Trash BMP Tool Box- Treatment and Institutional Controls
• MUNICIPAL BEST MANAGEMENT PRACTICES FOR CONTROLLING TRASH AND DEBRIS IN STORMWATER AND URBAN RUNOFF – California Coastal Commission & Algalita Marine Research Foundation
• County of Orange Stormwater Program• City of San Clemente• City of Dana Point• OCTA
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Questions
Ziad Y. Mazboudi, PECity of San Juan Capistrano
Senior Civil [email protected]
Tel: 949-234-4413www.sanjuancapistrano.org