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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

2013 Surface Water Engineering Standard Details

2013 Surface Water Engineering Standards

Summary of 2013 Changes to Surface Water Engineering Standards

Detail Drawings 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 & 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 EXTENSION INSTALLATION D-29A

VALVE OPERATING EXTENSION 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

CLEAN OUT 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

BIORETENTION SWALE NDP-3

BIORETENTION PLANTER – FLOW-THROUGH NDP-4

BIORETENTION PLANTER – INFILTRATION NDP-4A

BIORETENTION PLANTER – FLOW-THROUGH WITH OVERFLOW CONNECTED TO STORM SYSTEM NDP-5

RAIN GARDEN OVERFLOW WITH CONVEYANCE FURROW NDP-6

RAIN GARDEN OVERFLOW WITH PIPE CULVERT NDP-7

OVERFLOW CONFIGURATIONS FOR BIORETENTION 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 PAVER 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

OBSERVATION PORT FOR PERVIOUS PAVEMENT NDP-16

OBSERVATION 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 DISPERSION TRENCH 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