HomeMy WebLinkAboutTED4003451.6a
THE 100— YR FLOODPLA/N FOR THE WETLANDS W1 THIN
SENS/7IVE AREA TRACT F, AS DEFINED BY SPECIAL
REQUIREMENT 12 OF THE 1998 KING COUNTY SURFACE
WATER MANUAL, IS CONTAINED WITHIN SAID TRACT
TESC SUPERVISOR MUST DETERMINE AND IMPLEMENT AN
EFF C77VE EROSION CONTROL PLAN 7HAT MEETS WATER
QUALITY REQUIREMENTS SEDIMENT LADEN WATER SHALL
NOT FLOW INTO 7HE WETLAND OR BUFFER
POR OF THE NE 1/4 OF THE SE 1/4 & THE SE 1/4 OF THE NE 1/4, ALL IN SEC. 10, TWP. 23 N., RGE. 5 E., W.M.
EX. C8 7855
KUU-A—UNtU JWALt UUMV Z. I 8♦29.62, _ - — - -- �J486_0 1 I �r� Igj I IE 12"GONG 503.52
SLOPE PER DETAIL, SHEET 5 TYP r----------------
r r I. __—__-_ _ 16+50, ► o 20 40 so
INSTALL 50'--12" TEMPORARY CULVERT SEE Sf�IEET 491.5 SEE S'fIEET' I X : '
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81002
® 4.0.�' MAINTAIN 1 MIN. COVER OVER PIPE 5 .5 486.0 5 EAIS77NG FENCE 6 3
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THE GE07ECHNICAL WORK FOR THIS PROJECT SHALL BE ACCOMPLISHED IN ACCORDANCE WITH RECOMMENDATIONS PRESENTED IN THE GE07ECHNICAL ENGINEERING REPORT
DATED APRIL 23, 2003 BY ASSOCIATED EARTH SCIENCES, INC.
A. STRUCTURAL FILL PLACEMENT SHALL BE CON77N000SLY MONITORED AND APPROVED IN WR177NG BY THE PROJECT GEOTECHNICAL ENGINEER OR ENGINEERING
GEOLOGIST.
B. AFTER EXCAVA77ON AND PRIOR TO STRUCTURAL FILL OR FOUNDATION PLACEMENT, ALL BEARING SOILS SHALL BE INSPECTED AND APPROVED IN WRITING BY AN
EXPERIENCED GEOTECHNICAL ENGINEER OR ENGINEERING GEOLOGIST.
C. STRUCTURAL FILL PLACED FOR IMPROVED AREAS SUCH AS PAVEMENTS OR FLOOR SLABS SHALL BE COMPACTED TO AT LEAST 95 PERCENT )F THE MAXIMUM DRY
DENSITY BY ASTM TEST DESIGNATION D-1557 (MODIFIED PROCTOR) OR AS RECOMMENDED BY THE PROJECT GEOTECHNICAL ENGINEER OR ENc ',NEERING GEOLOGIST.
D. ANY CREATED FILL SLOPE THAT IS 40 PERCENT OR STEEPER AND 10 FEET OR GREATER IN VERTICAL HEIGHT SHALL BE SUBJECT TO A 50—FOOT WIDE BUFFER
PLUS A 15—FOOT WIDE SETBACK AREA FROM ITS TOP, TOE AND SIDES THIS BUFFER MAY BE REDUCED TO 10 FEET WITH A SATISFACTORY EVALUATION BY A
REGISTERED GE07ECHNICAL ENGINEER OR LICENSED ENGINEERING GEOLOGIST.
TO BE REMOVED ALONG r
EAST PROPERTY LINE
AT COMPLE77ON OF
FRONTAGE IMPROVEMEN7Y'
SEE SHEET 5
ROCK LINING OF SWALES, THE POND SPILLWAY, 7HE
OU7FALL AT CB 46 AND ALL OUTFALL RROTEC7701V PADS
SHALL BE QUARRY SPALLS WI7H GRADA 770N AS FOLLOWS.
PASSING 8—INCH SQUARE SIEVE. 100X
PASSING 3—INCH SQUARE SIEVE. • 40-60X MAXIMUM
PASSING 314—INCH SQUARE SIEVE. 0-10X MAXIMUM
CSWPPP NOTES
ALL POLLUTANTS, INCLUDING WASTE MATERIALS AND DEM0LI71ON
DEBRIS, THAT OCCUR ONSI TE SHALL BE HANDLED AND DISPOSED
OF IN A MANNER THAT DOES NOT CAUSE CON TAM1NATION OF
STORMWATER. GOOD HOUSEKEEPING AND PREVENTA77VE MEASURES
WILL BE TAKEN TO ENSURE THAT THE SITE WILL BE KEPT CLEAN,
WELL ORGANIZED, AND FREE OF DEBRIS.
NO POLLU77ON PRODUCTS ARE TO BE STORED ON THE SITE
UNLESS A PLAN IS SUBMITTED AND APPROVED BY KING COUNTY
DDES, A DETAILED LIST OF PERSONS SHALL BE SUBMITTED TO
KING COUNTY DDES PRIOR TO ANY CONSTRUCTION AC77WTY ON
THE S17E INCLUDING THE TESC SUPERVISOR AND PERSONNEL
RESPONSIBLE FOR THE PROPER REFUELING OF CONSTRUCTION
EQUIPMENT AND CONTAINING ANY CONCRETE WASHOUT FACILITY.
PORTABLE SANI TA 77ON FACIL177ES WILL BE FIRMLY SECURED,
REGULARLY MAINTAINED, AND EMPTIED WHEN NECESSARY.
SOLID WASTE WILL BE STORED IN SECURE, CLEARLY MARKED
CONTAINERS
SEE SEPARA 7E PLANS PREPARED BY ASSOCIA TED
EARTH SCIENCES, INC FOR MSE AND ROCK WALL
DESIGN DETAILS.
ESC SUPERVISOR /S AARON KOPET (425) 241-8711
ADD/7701VAL EROSION CONTROL MEASURES MAY BE
REQUIRED AS DEEMED NECESSARY BY THE CITY OF
REN TON INSPECTOR
LOCOF EXISTING UTILITIES SHOWN IS
APPROX/MA TE AND MAY NOT BE ACCURA TE OR ALL
INCLUSIVE IT IS THE CONTRACTOR'S
RESPONS/BILITY TO FIELD VERIFY LOCA77ON OF
U77LI77ES PRIOR TO PROCEEDING W7H
CONS7RUC770N. YOU MUST CALL 1-800-424-5555
NOT LESS THAN 2 FULL BUSINESS DAYS BEFORE
BEGINNING EXCA VA 77ON WHERE ANY UNDERGROUND
U77LI77ES MAY BE LOCATED. FAILURE TO DO SO
COULD MEAN BEARING SUBSTANTIAL REPAIR COSTS
Chec ed for Compliance to City Standards
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TRIAD
ASSOCIATES
12112 115th Ave. NE
Kirkland, WA 98034-6929
425.821.84"
425.821.3481 fax
800.488.0756 toll free
www. triadassociates.net
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RICHARD A. TOMKIn PE
PROJECT MANAGER
MARK S HARRISON, PLS
PROJECT SURVEYOR
RICHARD A. TOMKINS, PE
PROJECT ENGINEER
A PREY L COX ASLA
PROJECT LANDSCAPE ARCHITECT
FIRST SUBMITTAL DATE: 8120107
SCALE: Hum: 1 =4o' vizr.: N/A
r
STAMP NOT VALID
UNLESS SIGNED AND DATED
IJOB NO. 01_ 047
SHEET NO. 6 OF 21
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