Supporting Documents for 2022 Stormwater Drainage Manual
Project Documents and Templates
Documents and Forms
- Engineers Construction Inspection Report
- Facility Summary Form
- Standard Stormwater Notes
- Stormwater Conveyance System Connection Application
- Stormwater Pollution Prevention Site Plan Checklist
- Ecology's Construction Stormwater Pollution Prevention Plan (CSWPP) template (Word)
- Use of this template is not required but could help prepare a required Construction SWPPP.
- Abbreviated CSWPP Narrative for Small Residential Projects
- Maintenance Activity Log
Maintenance Checklists for Agreement to Maintain
- Aqua Shield Aqua Swirl
- Baffle Oil/Water Separator
- Basic and Compost-Amended Biofiltration Swales
- Biofiltration Swales (Wet and Continuous Inflow)
- Bioretention (Cells, Swales, and Planter Boxes)
- Catch Basins
- CDS Media Filtration System
- Cisterns
- Closed Detention Systems (Tanks and Vaults)
- Coalescing Plate Oil/Water Separator
- Control Structure/Flow Restrictor
- Conveyance Systems (Pipes and Ditches)
- Dead-End Sump Vaults
- Debris Barriers (Trash Racks)
- Detention Ponds
- Downspout Full Infiltration Systems
- Downspout, Sheet Flow, and Concentrated Dispersion Systems
- Energy Dissipators
- Fencing/Shrubbery Screen/Other Landscaping
- Filterra
- Filter Strips
- Gates
- Grounds (Landscaping)
- Infiltration Basins and Trenches
- Media Filter Drain
- Permeable Pavement
- Rain Gardens
- Sand Filters (Basin, Linear, and Vault)
- Stormceptor System
- Stormwater Treatment Wetlands
- Trees
- Vegetated Roof
- Vortechs Stormwater Treatment System
- Wet Ponds
- Wet Vaults
- D.01 Detention Ponds Checklist
- IN.01 Infiltration Basins Checklist
- LID.02 Post Construction Soil Quality and Depth Checklist
- LID.04 Downspout Dispersion Systems Checklist
- LID.06 Sheet Flow Dispersion Checklist
- LID.07 Concentrated Flow Dispersion Checklist
- LID.08 Bioretention Checklist
- LID.08A Rain Gardens Checklist
- LID.09 Permeable Pavements Checklist
- LID.11 Full Dispersion Checklist
- LID.14 Tree Retention and Planting Checklist
- Project Review Flowchart
- Project Elements Submission Completeness Checklist
- Drainage Report Required Elements
- LID Infeasibility Checklist
- Infiltration Facility Procedures Checklist
- Methods for Determining Infiltration Rates Checklist
- Construction Plans Required Elements
- Geotechnical and Infiltration Facility Checklist (Word)
- Agreement to Maintain Commercial Fillable PDF Form
- Agreement to Maintain Subdivision-Residential Fillable PDF Form
- Bond Quantities Worksheet Fillable Excel Worksheet
- Checklist - Final Acceptance Requirements (Due prior to release of Financial Guarantees)
- Drainage Marking Detail
- Low Pressure Air Test Report Form
- Operation & Maintenance Cost Estimate Worksheet
- Source Control Plan for Commercial Word | PDF
- Source Control Plan BMPs Word | PDF
- Agreement to Maintain Fillable PDF Form
- Source Control Manual, Residential Stormwater Pollution Prevention