HomeMy WebLinkAboutApproved_Building_6_Site_&_Drainage_Plan_20250818_V2TACOMA CT NEUNIT
1940-A
UNIT
1940-C
UNIT
1640
UNIT
1640
BLDG. 6 1316
15 14
ROW 1ROAD A21008
DESIGN
12100 NE 195th St, Suite 300 Bothell, Washington 98011 425.885.7877
CIVIL ENGINEERING
LANDSCAPE ARCHITECTURE
PLANNING
SURVEYING
BUILDING 6 7/29/25
LEGAL DESCRIPTION
TYPICAL CLEANOUT CONFIGURATION
GENERAL NOTES:
1.CLEANOUTS FOR UNDERDRAIN, FOOTING DRAIN COLLECTOR, AND ROOF DRAIN COLLECTOR PIPES SHALL BE INSTALLED AT A MINIMUM OF EVERY 100 FEET, AT
EVERY 90 DEGREE OR SECOND 45 DEGREE BEND, AT THE END OF EVERY COLLECTOR PIPE, AND AT EACH END OF AN UNDERDRAIN PIPE NOT CONNECTED TO AN
OVERFLOW STRUCTURE. CLEANOUTS SHALL BE INSTALLED TO ALLOW FOR MAINTENANCE ACCESS TO ALL PIPES.
2.ALL FITTINGS SHALL BE SOIL TIGHT.
3.CLEANOUT RISER SHALL BE LOCATED OUTSIDE OF BIORETENTION PONDING WHERE POSSIBLE.
4.CLEANOUTS SHALL NOT BE LOCATED WITHIN THE STREET TRAVEL LANE, UNLESS OTHERWISE APPROVED BY THE CITY.
DESIGN PONDING
ELEVATION
SOIL TIGHT 45° BEND
EXTEND CLEANOUT RISER
2" ABOVE DESIGN PONDING
ELEVATION OR PER PLAN
4" STREAMBED COBBLES
PER WSDOT 9-03.11(2)
SOIL TIGHT
COUPLER
UNDERDRAIN, FOOTING
DRAIN COLLECTOR, OR
ROOF DRAIN COLLECTOR
PIPE, SEE NOTE 1
WYE
MECHANICAL PLUG OR
CONTINUED CONNECTION
FERNCO GASKETED
QUIK CAP OR SIMILAR
CAST IRON FRAME AND
COVER, SEE NOTE 3
CLEANOUT RISER, SEE NOTE 2
PAVED AREA (TYP.)
TO OVERFLOW
STRUCTURE OR
STORM MAIN
CLEANOUT RISER LOCATED WITHIN
BIORETENTION PONDING AREA
NOTES:
1.DIAMETER TO BE 6-INCHES MINIMUM PRIVATE, 8-INCHES MINIMUM PUBLIC. UNDERDRAIN PIPE PER STD. PLAN 262.10.
2.CLEANOUT RISER SHALL BE SAME MATERIAL AS CONNECTED UNDERDRAIN, FOOTING DRAIN COLLECTOR, OR ROOF DRAIN COLLECTOR PIPE.
3.FRAME AND COVER SHALL BE EJ PRODUCTS 3675Z1PT AND 3675APT OR APPROVED EQUAL. COVER TO BE LOCKING WITH ALLEN HEAD BOLT, MARKED "STORM" OR
DRAIN".
4.FOR CLEANOUTS FULLY OR PARTIALLY WITHIN UNPAVED AREAS OUTSIDE OF BIORETENTION PONDING AREA, POUR 8" THICK, 2'x2' SQUARE CONCRETE COLLAR
AROUND FRAME. CONCRETE COLLAR SHALL HAVE A MINIMUM COMPRESSIVE STRENGTH OF 3,000 PSI.
CLEANOUT RISER,
SEE NOTE 2
FRAME SECTION
10-1/2" DIA
4"
5/8"9" DIA
15" DIA
8-1/8" DIA
8-13/16" DIA
5/8"
COVER SECTION
MADE INUSA
1"
PLAN VIEW
PROD NO.3/4" FLAT
FACE GOTHIC 2) 3/8"-16 SS SOCKET
HEAD CAP SCREW (ALLENHEAD)
W/WSHRS ON A 8" DIA
BOLT CIRCLE 1)
OPENPICKHOLE
12"12"4" COMPACTED
SAND OR GRAVEL BACKFILL
FOR DRAINS PER WSDOT 9-03.
12(4)8"
CLASS "B"ASPHALT, SEE
NOTE 4 STORM
SYSTEM CLEANOUT STD. PLAN -
226.00
PUBLIC
WORKS
DEPARTMENTAPPROVED:
DATEMartin Pastucha Public
WorksAdministrator UNLESS OTHERWISENOTED, DRAWINGISNOT TO
SCALE (NTS)DocuSign Envelope ID: 3B1B34D3-7E0A-476C-
ADB3-4329FFE0C108 8/13/2020 | 8:48
PLAN VIEW OF PARCEL
TO STORM DRAINSYSTEMRIGHT-
OF-WAYGENERAL
NOTES:1.INFILTRATION TRENCHES LIMITED TO ROOF RUNOFF FROM SINGLE-FAMILY OR DUPLEX HOMES OR TO
CONTROL BASEMENT FLOODING. CONSULT WA DEPARTMENT OF ECOLOGY REGULATIONS FOR UNDERGROUND
INJECTION CONTROL PROGRAM (UIC) FOR OTHER TYPES OF RUNOFF
MANAGEMENT.2.IMPERVIOUS AREAS LARGER THAN 10,000 SF AND NON-NATIVE PERVIOUS AREAS LARGER THAN 35,000 SF MAY
REQUIRE LARGER PIPE AND SHOULD BE DESIGNED BY A CIVIL
ENGINEER.3.THE PERFORATED PIPE MAY NOT BE PLACED IN A CRITICAL AREA BUFFER OR ON SLOPES STEEPER THAN
25%.4.SEE CONSTRUCTION PLANS FOR SPECIFIC PROJECT
REQUIREMENTS.24"
MIN.18"
MIN.MIN. 1' ABOVE SEASONAL
HIGH GROUNDWATER
TABLE 6"
MIN.3/4" - 11/2" WASHED DRAIN
ROCK OR GRAVEL BACKFILL
FOR DRYWELLS PER WSDOT
STD.SPECIFICATION SECTION 9-03.12(
5)NON-WOVEN GEOTEXTILE FOR
SEPARATION ON TOP AND SIDES OF TRENCH PER
WSDOT SPECIFICATIONS SECTION 9-33.2(1) TABLE
3 COMPACTED TOPSOIL OR OTHER CLEAN
FILL 6" DIA.
MIN.PERFORATED
PVC,SDR 35 PER ASTM
D3034 10' MIN. LEVEL TRENCH
WITH PERFORATED PIPE, SEE NOTE
1 DOWNSPOUT WITH
CLEANOUT FILTER, SEE
DETAIL ASECTION
A
NOTES:1.TRENCH LENGTH TO BE 10 FEET IN LENGTH FOR EVERY 5,000 SF OF CONTRIBUTING IMPERVIOUS SURFACE, OR 35,000
SF OF NON-NATIVE PERVIOUS SURFACE, OR PORTION
THEREOF.
5'
MIN.
5'
MIN.TO STORM DRAIN
SYSTEM
5'
MIN.
5'
MIN.
A DOWNSPOUT WITH CLEANOUT FILTER, SEE
DETAIL 10' MIN. LEVEL TRENCH
WITH PERFORATED PIPE, SEE NOTE
1 CONFIGURATION ON FLAT
GROUND CONFIGURATION ON SLOPING
GROUND UNDISTURBED NATIVE
SOIL CLEANOUT PER STD. PLAN 226.
00 CLEANOUT
PER STD. PLAN 226.
00 FILTER
SCREEN 2'-5'
TO
GROUND
SOLIDS/
LEAVES TYPICAL
DOWNSPOUT FILTER
DETAIL FOOTING DRAIN
BYPASS CLEANOUT
PER STD. PLAN 226.
00 PERFORATED STUB-
OUT
CONNECTION PUBLIC
WORKS
DEPARTMENT
APPROVED:DATEMartin
Pastucha Public Works
AdministratorUNLESS OTHERWISE NOTED, DRAWINGISNOTTO SCALE (
NTS)STD. PLAN - 263.
40 DocuSign Envelope ID: A9707D3B-A0EF-441F-8140-
2CDB48E878CA 11/2/2020 | 1:04 PM