2021 Surface Water Engineering Standards Details | City of Bellevue

2021 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 48”, 54”, 60”, 72”, & 96”

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 48”, 54”, & 60”

D-18 MANHOLE TYPE 2 72” & 96”

D-19 MANHOLE TYPE 3 48”, 54”, 60”, 72” & 96”

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-25a PIPE ZONE BEDDING

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 DITCH

D-37 SIDEWALK DRAIN

D-38 ENERGY DISSIPATOR

D-39 DEBRIS CAGE

D-40 (NOT USED)

D-41 (NOT USED)

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-50 (NOT USED)

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-55 (NOT USED)

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 PERMEABLE 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

NDP-23 ROOF DOWNSPOUT INFILTRATION TRENCH

NDP-24 (NOT USED)

NDP-25 RESIDENTIAL ROOF DOWNSPOUT PERFORATED PIPE CONNECTION