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City of Bellevue, WA Utilities
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Utilities Services

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  1. Home
  2. City Government
  3. Departments
  4. Utilities
  5. Utilities Projects, Plans and Standards
  6. Utilities Codes and Standards
  7. Surface Water Engineering Standards
  8. 2023 Surface Water Engineering Standards Details

    Surface Water Engineering Standards

    • 2023 Details
    • 2022 Details
    • 2021 Details
    • 2020 Details
    • 2019 Details
    • 2018 Details
    • 2017 Details
    • 2016 Details
    • 2015 Details
    • Previous and 1998 Details
    • Surface Water Engineering Training

    2023 Surface Water Engineering Standards Details

    2023 Surface Water Engineering Standards

    Individual Details

    D-1 Concrete Inlet

    D-2 Catch Basin Type 1

    D-3 Catch Basin Type 1-L

    D-3A Catch Basin Type 1-P

    D-4 Catch Basin Type 2

    D-5 Ladder, Step, and Top Slab, Details

    D-6 Vaned Grate

    D-7 Parking Lot/Area Grate

    D-8 Solid Cover

    D-9 Standard Frame Installation

    D-10 Through-Curb Inlet Frame

    D-11 Through-Curb Inlet Frame Installation

    D-12 Frame & Grate for Existing Rolled Curb

    D-13 Existing Rolled Curb Frame & Grate Installation

    D-14 Grate for Existing Rolled Curb Installation

    D-15 Conversion Riser for Catch Basin Type 1-L

    D-16 Area Inlet

    D-17 Manhole Type 1

    D-18 Manhole Type 2

    D-19 Manhole Type 3

    D-20 Manhole Type 4

    D-21 24" Manhole Ring and Cover

    D-22 24" Bolt-Locking Manhole Ring & Cover

    D-23 Manhole/Catch Basin Adjustment Detail

    D-24 Corrugated Metal Manhole

    D-25 Typical Trench Detail

    D-26 Flow Control Structure

    D-27 Pivoting Shear Gate Detail

    D-28 Screw-Type Shear Gate

    D-29 Shear Gate Valve Vault

    D-29A Valve Box and Extension Installation

    D-29B Valve Operating Extension

    D-30 Dry Detention Pond

    D-30A Water Quality Pond

    D-31 Detention Pipe

    D-32 Detention Vault

    D-33 Tapping Tees for Drain Pipe

    D-34 Beveled End Pipe Section

    D-35 Rock-Lined Ditches

    D-36 Grass-Lined Ditches

    D-37 Sidewalk Drain

    D-38 Energy Dissipator

    D-39 Debris Cage

    D-42 Spill Control (SC) Separator - Type 1

    D-43 Spill Control (SC) Separator - Type 2

    D-43A Spill Control (SC) Separator - Type 3

    D-44 Drainage Facility Maintenance Access

    D-45 Gate/Bollard Placement

    D-46 Pipe Bedding

    D-47 Runoff Treatment Vault (Wet Vault)

    D-48 Combined Vault (Detention and Runoff Treatment)

    D-49 Sump with Riser Pipe

    D-51 Traffic Bearing Access for Corrugated Metal Manhole

    D-52 Clean Out to Grade

    D-53 Trash Rack/Debris Barrier

    D-54 Soil/Cement Pipe Anchors

    D-56 Casing Installation

    D-57 Pipe Stake Anchor Assembly

    D-58 Driveway Culvert

    D-59 Rock Protection Outfall

    D-60 Bird Cage Trash Rack Structure

    NDP-1 Amended Soils

    NDP-2 Bioretention Cell

    NDP-3 Bioretention Swale

    NDP-4 Bioretention Planter - with Underdrain

    NDP-4A Bioretention Planter - Infiltration

    NDP-5 Bioretention Planter - Underdrain and Overflow Connected to Storm System

    NDP-6 Bioretention Overflow with Conveyance Furrow

    NDP-7 Bioretention Overflow with Pipe Culvert

    NDP-8 Overflow Configurations for Bioretention

    NDP-9 Observation Port for Bioretention

    NDP-10 Drain Curb Cut Opening for Bioretention

    NDP-11 Porous Asphalt or Pervious Concrete Pavement Section

    NDP-11A Pervious Asphalt or Concrete Pavement Section

    NDP-12 Permeable Paver Systems

    NDP-13 Permeable Pavement Sidewalk in Planting Strip

    NDP-14 Permeable Pavement Sidewalk

    NDP-15 Check Dam and Interceptor for Previous Pavement on Slopes

    NDP-16 Observation Port for Permeable Pavement

    NDP-17 Observation Port Covers for Permeable Pavement

    NDP-18 Rain Recycling System - Rain Barrel

    NDP-19 Rain Recycling System - Cistern

    NDP-20 Pop-Up Drainage Emitter

    NDP-21 Reverse Slope Sidewalk

    NDP-22 Roof Downspout Dispersal Trench Detail

    NDP-23 Roof Downspout Infiltration Trench

    NDP-25 Residential Roof Downspout Perforated Pipe Connection

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    • 450 110th Avenue NE
    • Bellevue, WA 98004
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