2023 Surface Water Engineering Standards Details | City of Bellevue

Sewer Spill Alert

A blockage incident occurred on Saturday resulting in approximately 9,000 gallons of sewage entering the north end of Meydenbauer Bay in the 700 block of Overlake Drive E, Medina. King County Public Health recommends people and pets stay out of the water in the affected area, including Clyde Hill Beach Park and Meydenbauer Beach Park, until Sunday, Nov. 10 at 12 p.m. Crews are putting signs in place at public access points and notifying bordering residents. Get more information on affected area.

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