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MU CONSTRUCTION
STAGING AREA: ALL
CONSUCnON
MATERIALS ANDLIOUIDS TO BE
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TRAILERS) AND ONLY
\ HERE AT ALL TIMES.
AREA SHALL BE
LINED WITH PLASTIC
AND RIP RAP PRIOR
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TO ANY ACTIVITY.
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CONS TRUC T/ON SEQUENCE:
1. PRE -CONSTRUCTION MEETING.
2. POST SIGN WITH NAME AND PHONE NUMBER OF ESC SUPERVISOR (MAY
BE CONSOLIDATED WITH THE REQUIRED NOTICE OF CONSTRUCTION SIGN).
J. FLAG OR FENCE CLEARING LIMITS AND PROVIDE TREE PROTECTION.
4. INSTALL CATCH BASIN PROTECTION IF REQUIRED.
5. GRADE AND INSTALL CONSTRUCTION ENTRANCE(S).
6. CONSTRUCT OUTFALL CONVEYANCE SYSTEM FROM CB208 TO CB 8.
7. INSTALL PERIMETER PROTECTION (SILT FENCE, BRUSH BARRIER, ETC.).
& CONSTRUCT DETENTION VAULT AND SEDIMENT TRAPS IF REQUIRED.
9. GRADE AND STABILIZE CONSTRUCTION ROADS.
10. CONSTRUCT SURFACE WATER CONTROLS (INTERCEPTOR DIKES, PIPE
SLOPE DRAINS, ETC.) SIMULTANEOUSLY WITH CLEARING AND GRADING FOR
PROJECT DEVELOPMENT.
11, MAINTAIN EROSION CONTROL MEASURES IN ACCORDANCE WITH APPENDIX
D OF THE SURFACE WATER DESIGN MANUAL AND MANUFACTURER'S
RECOMMENDA TIONS.
12. RELOCATE EROSION CONTROL MEASURES OR INSTALL NEW MEASURES SO
THAT AS SITE CONDITIONS CHANGE THE EROSION AND SEDIMENT CONTROL
IS ALWAYS IN ACCORDANCE WITH THE CITYS EROSION AND SEDIMENT
CONTROL STANDARDS.
13. COVER ALL AREAS THAT WILL BE UNWORKED FOR MORE THAN SEVEN
DAYS DURING THE DRY SEASON OR TWO DAYS DURING THE WET SEASON
WITH STRAW, WOOD FIBER MULCH, COMPOST, PLASTIC SHEETING OR
EQUIVALENT.
14. STABILIZE ALL AREAS THAT REACH FINAL GRADE WITHIN SEVEN DAYS.
15. SEED OR SOD ANY AREAS TO REMAIN UNWORKED FOR MORE THAN 30
DA YS.
16. UPON COMPLETION OF THE PROJECT, ALL DISTURBED AREAS MUST BE
STABILIZED AND BMPS REMOVED IF APPROPRIATE.
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Call 2 Working Days Before You Dig
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=412.44 -/ A
1. ADDITIONAL EROSION CONTROL MEASURES MAY BE REQUIRED AS DEEMED
NECESSARY BY COR INSPECTOR.
2. COORDINATE WITH NEIGHBORING PROPERTY OWNERS THE REMOVAL OF
FENCES AND STRUCTURES.
J. BAKER TANKS (AS NECESSARY) WILL BE UTILIZED.
4. MEASURES WILL BE PROVIDED TO ENSURE THAT NO RUNOFF FROM THE
SITE SHALL GO TO ADJACENT PROPERTIES EITHER DURING OR AFTER
CONSTRUCTION.
5. SILT FENCE WILL BE PROVIDED AT ALL DOWN SLOPES.
6. GEOTECHNICAL ANALYSIS INDICATES PERCHED GROUNDWATER IS LIKELY
PRESENT ACROSS MUCH OF THE SITE. IF GROUNDWATER IS ENCOUNTERED
DURING EXCAVATION, THEN DE -WATERING MEASURES ARE TO BE UTILIZED
AS NEEDED PER GEOTECHNICAL RECOMMENDATIONS.
7. DOE CONSTRUCTION STORMWATER GENERAL PERMIT NUMBER: XXXXXXXXX
ARBORIST NOTE:
ANY CONSTRUCTION DONE WITHIN AN OFFSITE TREE DRIPLINE MUST BE DONE
UNDER ARBORIST SUPERVISION.
D.R. STRONG
CONSUL TING ENGINEERS
ENGINEERS PLANNERS SURVEYORS
620 - 7th AVENUE KIRKLAND, WA 98033
O 425 827 3063 F 425 827 2423
1 CITY COMMENTS 02.19.19
1 CITY COMMENTS 05.03.19
NO. I REVISION
DRD 04.11.19 YLP SURVEYED:
JGR
CM 06.20.19 YLP DESIGNED:
YLP
DRAWN:
GLB
CHECKED:
YLP
BY DATE APPR APPROVED
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SCALE:
AS NOTED
ONE INCH
AT FULL SCALE
IF NOT ONE INCH
SCALE ACCORDINGLY
VERTICAL: NAVD 1988
HORIZONTAL: NAD 1983/1991
DATUM
TESC LEGEND
CL
CONSTRUCTION LIMITS
SF
REINFORCED SILT FENCE
STABILIZED CONSTRUCTION ENTRANCE
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_0_
DUST CONTROL
MU
MULCHING, MATTING, & COMPOST BLANKETS
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INLET PROTECTION
PS
PERMANENT SEEDING AND PLANTING
SS
STREET SWEEPING & VACUUMING
- • • • �
IN TERCEP TOR SCALE WITH ROCK CHECK DAM
EVERY 50'
12" TEMPORARY CULVERT
RIP RAP PAD
TREE PROTECTION FENCE
O1
EXISTING STRUCTURE TO REMAIN PER 5- YEAR
TIER // TEMPORARY USE PERMIT
TREES TO BE REMOVED
0 OFFSI TE AND SENSI TI VE AREA
TREES TO REMAIN
DEAD, DISEASED OR DANGEROUS TREES
(PER ARBORIST REPORT)
TREES TO BE RETAINED
SEDIMENT POND SIZING SUMMARY
THE SEDIMENT POND WAS SIZED USING THE REQUIREMENTS STATED
IN APPENDIX D' OF THE 2017 CITY OF RENTON SURFACE WATER
DESIGN MANUAL SECTION D. 2.1.5.2 WHICH REQUIRES 2,080 S.F. OF
SURFACE AREA PER CFS OF INFLOW WHICH WAS CALCULATED USING
WWHM2012 (15 MIN TIME STEPS) TO ANALYZE THE DEVELOPED SITE
CONOI TIONS.
POND (CATCHMENT AREA: 4.123 AC.)
10-YEAR PEAK FLOW RATE...................1.809 CFS
REQUIRED SURFACE AREA ..................... 3, 763 S.F.
PROVIDED SURFACE AREA ..................... 4,853 S. F.
DEWA TER/NG NO TE.•
DEWATERING /S NOT ANTICIPATED FOR THE SITE SHOULD
DEWATERING CONTROL BE NECESSARY, CONTRACTOR SHALL APPLY
FOR A CONSTRUCTION DEWATERING PERMIT WITH BOTH KING
COUNTY AND CITY OF RENTON IN ORDER TO DISCHARGE TO THE
SANITARY SEWER SYSTEM IN 162NO AVENUE SE.
NORTH
GRAPHIC SCALE
0 210' 40' 80,
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1 INCH = 40 FT.
VRC TY OF
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RENTON
Planning/Building/Public Works Dept.
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R-405406 0
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IN COMPLIANCE WITH CITY OF RENTON STANDARDS J
DEVELOPMENT ENGINEERING n,7
bbannwarth 07/01 /2019 _
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DATE:
CEDARS AT THE HIGHLANDS 01.29.19
CLEARING AND TESC PLAN FIELDo�C
PAGE:
DRAWING
14120160TH AVENUE SE C 6 0
W
RENTON, WASHINGTON 98059 SHEET: 6 OF:28 U
DRS PROJECT NO. 16041