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Utilities Codes, Standards and Projects

Introduction
	Codes

Sewer Engineering Standards
	2013 Sewer Engineering Standard Details
	2012 Sewer Engineering Standard Details
	2011 Sewer Engineering Standard Details
	Previous Sewer Engineering Standards

Surface Water Engineering Standards
	2013 Surface Water Engineering Standard Details
	2012 Surface Water Engineering Standards
	2011 Surface Water Engineering Standard Details
	Previous Surface Water Engineering Standards & 1998 Details

Water Engineering Standards
	2013 Water Engineering Standard Details
	2012 Water Engineering Standards
	2011 Water Engineering Standard Details
	Previous Water Engineering Standards

Maps and Forms

Coal Creek Parkway Culvert Replacement

2012 Surface Water Engineering Standards

2012 Surface Water Engineering Standards

Drawing Details	Number
CONCRETE INLET	D-1
CATCH BASIN TYPE 1	D-2
CATCH BASIN TYPE 1-L	D-3
CATCH BASIN TYPE 2 48”, 54”, 60”, 72”, & 96”	D-4
LADDER, STEP AND TOP SLAB, DETAILS	D-5
VANED GRATE	D-6
PARKING LOT/AREA GRATE	D-7
SOLID COVER	D-8
STANDARD FRAME INSTALLATION	D-9
THROUGH-CURB INLET FRAME	D-10
THROUGH-CURB INLET FRAME INSTALLATION	D-11
FRAME & GRATE FOR EXISTING ROLLED CURB	D-12
EXISTING ROLLED CURB FRAME & GRATE INSTALLATION	D-13
GRATE FOR EXISTING ROLLED CURB INSTALLATION	D-14
CONVERSION RISER FOR CATCH BASIN TYPE 1-L	D-15
AREA INLET	D-16
MANHOLE TYPE 1, 48” 54” & 60”	D-17
MANHOLE TYPE 2, 72” & 96”	D-18
MANHOLE TYPE 3, 48”, 54”, 60”, 72” & 96”	D-19
MANHOLE TYPE 4	D-20
24” MANHOLE RING AND COVER	D-21
24” BOLT-LOCKING MANHOLE RING AND COVER	D-22
MANHOLE/CATCH BASIN ADJUSTMENT DETAIL	D-23
CORRUGATED METAL MANHOLE	D-24
TYPICAL TRENCH DETAIL	D-25
FLOW CONTROL STRUCTURE	D-26
PIVOTING SHEAR GATE DETAIL	D-27
SCREW-TYPE SHEAR GATE	D-28
SHEAR-GATE VALVE VAULT	D-29
VALVE BOX AND EXTENTION INSTALLATION	D-29A
VALVE OPERATING EXTENTION	D-29B
DRY DETENTION POND	D-30
WATER QUALITY POND	D-30A
DETENTION PIPE	D-31
DETENTION VAULT	D-32
TAPPING TEES FOR DRAIN PIPE	D-33
BEVELED END PIPE SECTION	D-34
ROCK-LINED DITCHES	D-35
GRASS-LINED DITCH	D-36
SIDEWALK DRAIN	D-37
ENERGY DISSIPATOR	D-38
DEBRIS CAGE	D-39
(NOT USED)	D-40
(NOT USED)	D-41
SPILL CONTROL (SC) SEPARATOR TYPE 1	D-42
SPILL CONTROL (SC) SEPARATOR TYPE 2	D-43
SPILL CONTROL (SC) SEPARATOR TYPE 3	D-43A
DRAINAGE FACILITY MAINTENANCE ACCESS	D-44
GATE/BOLLARD PLACEMENT	D-45
PIPE BEDDING	D-46
RUNOFF TREATMENT VAULT (WET VAULT)	D-47
COMBINED VAULT (DETENTION AND RUNOFF TREATMENT)	D-48
SUMP WITH RISER PIPE	D-49
(NOT USED)	D-50
TRAFFIC BEARING ACCESS FOR CORRUGATED METAL MANHOLE	D-51
CLEANOUT TO GRADE	D-52
TRASH RACK/DEBRIS BARRIER	D-53
SOIL/CEMENT PIPE ANCHORS	D-54
(NOT USED)	D-55
CASING INSTALLATION	D-56
PIPE STAKE ANCHOR ASSEMBLY	D-57
DRIVEWAY CULVERT	D-58
ROCK PROTECTION OUTFALL	D-59
BIRD CAGE TRASH RACK STRUCTURE	D-60
AMENDED SOILS	NDP-1
RAIN GARDEN	NDP-2
BIORENTION SWALE	NDP-3
BIORENTION PLANTER – FLOW-THROUGH	NDP-4
BIORENTION PLANTER - INFILTRATION	NDP-4A
BIORENTION PLANTER – FLOW-THROUGH WITH OVERFLOW CONNECTED TO STORM SYSTEM	NDP-5
RAINGARDEN OVERFLOW WITH CONVEYANCE FURROW	NDP-6
RAINGARDEN OVERFLOW WITH PIPE CULVERT	NDP-7
OVERFLOW CONFIGUATIONS FOR BIORETENTIONS	NDP-8
OBSERVATION PORT FOR RAIN GARDEN	NDP-9
DRAIN CURB CUT OPENING FOR BIORETENTION	NDP-10
PERVIOUS ASPHALT OR CONCRETE PAVEMENT SECTION	NDP-11
PERVIOUS PAVEMENT SYSTEMS	NDP-12
PERVIOUS PAVEMENT SIDEWALK IN PLANTING STRIP	NDP-13
PERVIOUS PAVEMENT SIDEWALK	NDP-14
CHECK DAM AND INTERCEPTOR FOR PERVIOUS PAVEMENT ON SLOPES	NDP-15
OPERATION PORT FOR PERVIOUS PAVEMENT	NDP-16
OPERATION PORT COVERS FOR PERVIOUS PAVEMENT	NDP-17
RAIN RECYCLING SYSTEM – RAIN BARREL	NDP-18
RAIN RECYCLING SYSTEM - CISTERN	NDP-19
POP-UP DRAINAGE EMITTER	NDP-20
REVERSE SLOPE SIDEWALK	NDP-21
ROOF DOWNSPOUT DISPERSAL TRENCH DETAIL	NDP-22
ROOF DOWNSPOUT INFILTRATION TRENCH	NDP-23
RESIDENTIAL YARD CATCH BASIN	NDP-24
RESIDENTIAL ROOF DOWNSPOUT PERFORATED PIPE CONNECTION	NDP-25

Contact Information

Development Services
450 110th Ave. NE
P.O. Box 90012
Bellevue, WA 98009
Contact: Service First
Phone: 425-452-6800
Business Hours: 8 a.m.-4 p.m., Mon, Tue, Thu and Fri; 10 a.m.-4 p.m., Wed