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Green Stormwater Plans & Typical Details

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Green Stormwater Infrastructure

Green Stormwater Infrastructure Plans PDF (43 pages) - All plans in one file
 Filename Description  Date
 GSI-01a

BMP L613 Post Construction Soil Quality and Depth Option 1 – No Disturbance

 4/4/2016
 GSI-01b

BMP L613 Post Construction Soil Quality and Depth Option 2 – Amend in Place

 4/4/2016
 GSI-01c

BMP L613 Post Construction Soil Quality and Depth Option 3 – Stockpile and Amend

 4/4/2016
 GSI-01d

BMP L613 Post Construction Soil Quality and Depth Option 4 – Imported Topsoil

 4/4/2016
 GSI-02 Observation / Monitoring Ports for Stormwater Facilities  4/4/2016
 GSI-03a Bioretention Section  4/4/2016
 GSI-03b Bioretention Section with Underdrain  4/4/2016
 GSI-03c Bioretention Section with Liner and Underdrain  4/4/2016
 GSI-04 Bioretention Transition Zone Sections  4/4/2016
 GSI-05a

Bioretention with Sloped Sides and Sloped Bottom Plan and Longitudinal Section

 4/4/2016
 GSI-05b

Bioretention with Sloped Sides and Level Bottom Plan and Longitudinal Section

 4/4/2016
 GSI-06a(1) Walled Bioretention with Parking – Plan View  4/4/2016
 GSI-06a(2) Walled Bioretention with Parking – Section View  4/4/2016
 GSI-06b(1) Walled Bioretention without Parking – Plan View  4/4/2016
 GSI-06b(2) Walled Bioretention without Parking – Section View  4/4/2016
 GSI-06c(1) Walled Bioretention for Building Downspouts Plan View  4/4/2016
 GSI-06c(2) Walled Bioretention Section View  4/4/2016
 GSI-06c(3) Walled Bioretention Section View  4/4/2016
 GSI-06c(4) Bioretention Planter Adjacent to Building – Section View  4/4/2016
 GSI-06c(5) Bioretention Planter Adjacent to Building – Section View  4/4/2016
 GSI-06d Walled Bioretention Walls and Structural Footing  4/4/2016
 GSI-06e Walled Bioretention Structural Buttress / Weir  4/4/2016
 GSI-07 Curb Bulbout Bioretention with Sloped Sides  4/4/2016
 GSI-08 Bulbout (In-line) Curb Cut  4/4/2016
 GSI-09a Curb Cut for Facility with Graded Side Slopes  4/4/2016
 GSI-09b Curb Cut at Walled Facility  4/4/2016
 GSI-10a Inlet Trench Drain into Sloped Facility  4/4/2016
 GSI-10b Trench Drain into Walled Bioretention  4/4/2016
 GSI-11a Stormwater Sediment Forebay with Concrete Trough  4/4/2016
 GSI-11b Stormwater Energy Dissipator with Piped Inlet  4/4/2016
 GSI-12 Presettling Cell with Pipe or Curb Cut  4/4/2016
 GSI-13 Overflow Outlet Structure  4/4/2016
 GSI-013 Rain Garden Piped Inlet  9/1/2016
 GSI-14 Overflow Outlet Structure for Smaller Facilities  4/4/2016
 GSI-15 Green Stormwater Infrastructure Outlet Control  4/4/2016
 GSI-16 Boulder Weir  4/4/2016
 GSI-17 Permeable Pavement Overflow Infiltration Gallery  4/4/2016
 GSI-017 Permeable Driveway  9/1/2016
 GSI-18 Green Stormwater Infrastructure Edge Treatment  4/4/2016
 GSI-19 Paved Surface Sheet Flow to Stormwater Facility  4/4/2016
 GSI-20a Planting Zone Diagram Bioretention with Side Slopes  4/4/2016
 GSI-20b Planting Zone Diagram Bioretention with Vertical Walls  4/4/2016
 GSI-21a Tree Planting on Bioretention Cell Edge Adjacent to Sidewalk  4/4/2016
 GSI-21b Tree Planting in Bioretention Cell Edge Adjacent to Curb  4/4/2016
 GSI-22 Storm Cleanout in Vegetated Facility  4/4/2016



Green Stormwater Infrastructure Typical Details

The Green Stormwater Infrastructure Typical Details have been developed for use by City Staff and private developers. Refer to the Stormwater Management Manual for associated design criteria and sizing guidance.
Contact Mieke Hoppin, P.E. at 253-502-2105 or by Email
To view any Details please select below:
Green Stormwater Infrastructure Typical Details Plans PDF (17 pages) - All plans in one file
 Filename Description  Date
 Figure001 Downspout Infiltration Trench Jan 2016
 Figure002 Downspout Infiltration Drywell Jan 2016
 Figure003 Dispersion Trench Jan 2016
 Figure004 Dispersion Trench with Notched Grade Board Jan 2016
 Figure005 Setbacks for Splash Blocks and Trench Dispersion Jan 2016
 Figure006 Splash Block Jan 2016
 Figure007 Perforated Stub-Out Connection Jan 2016
 Figure008 Sheet Flow Dispersion for Driveways Jan 2016
 Figure009 Concentrated Flow Driveway Dispersion Jan 2016
 Figure010 Vegetated Roof Section Jan 2016
 Figure011 Rain Garden - Planting Zones Jan 2016
 Figure012 Rain Garden Section Jan 2016
 Figure013 Rain Garden Piped Inlet Jan 2016
 Figure014 Rain Garden Inlet Swale Jan 2016
 Figure015 Rain Garden Piped Overflow Jan 2016
 Figure016 Rain Garden with Swale Overflow Jan 2016
 Figure017 Permeable Driveway Sep 2016