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STA 13 +23, 5'RT ON
PROJECT# S327kDGEWOOD LANE: 13 +23
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EL V 416.0' ELEV 47 2' \ y, \36" \ \ \ \ \ 436 \
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I PID: 1023059382
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[SSMH 28 I
STA 13 +23, 5'RT ON
PROJECT# S327kDGEWOOD LANE: 13 +23
RIM =424.3 W
IE =411.5 BRETZKE 6 + 63.60
H
.CB d5 R_a -W
TE =424.67 >'.
N IE 420.27(E)
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_R_O_W / CJ/Tc.2 -'C\ \NO N`\ -V\ \\ \ IV 6 '�N S88D76'i(�
_ .� 438
�.LEV. 415.3' \
ELEV. B115s' \&132 WILE \ > 'RV36 \ \ \ I\p'y A \\
EL V 416.0' ELEV 47 2' \ y, \36" \ \ \ \ \ 436 \
N \\ \N \p \ \ 434 \ 5'
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CONTRACTOR
TO wLB6 m
STAKE AND
LAG ELEV. 41 .di
WETLAND BU
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CONSTRUCTIIN
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CITY OF TON\ \ \
SEWER f IT - \ \ \ \
E1 /2, SEC. 10, T. 3 ., R. 5 E., W.M.
PID: 1023059370
INSTALL 29 ASPHALT COLLAR
AROUND SSMH 1
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\ -468
d�0 46 • 'OF d • EDGE OF ASPHALT
LOCATION db° W dye
SEWER. CME `CALL'
$y8�0 Ems' .nn oo SS B.
•^ ,a, SS B $S' B" SS
• Ort • ^ .. ° DG F SPH L7.
.UI' '.• d0� 'G°'\ 0 D:W APRON o
cc ASS d °e i SITE BENCH MARK: oq de
r•( o, y CATCH BASIN o O O
CONIC dy P2 +00RIM ELEV= 469.24'
d / I
U o - S88'6'f0"E M690 "E - 100.04' �- S88 70.03'
i
s\ \\ \\ JOP OF S OPE m\ Asp N\ ,y xSy\ \ \R 1WQ A X 01
y\ \ \\ ss\ \\ \\ .,¢ \�, d`0g Erosion Control Notes
d \ \ \
�5 /Idy9• LOT B \do¢o \'I. 1. These notes shall appear for all projects - site improvements, surface water
60 \ \ -4 G utility, wastewater utility, water utility, and transportation plans:
0 \ \ \ \ \ " rs .. o. 4 897
\� \ \ \ \ 3s d \ �, 2. Before any construction or development activity occurs, apre- construction
/ s \ TOE OF SLOPE ddo \ \\ \ \ \ \010 \ \ \ \ N \ . 6? meeting must be held with the City of Renton, public works design engineer.
3. The Boundaries of the clearing limits and areas of vegetation preservation as
BRETZK
s \ o IN P rescribed on the plan(s) shall be clearly flogged by survey tape or fencing
in the 2 o x
o field prior to construction in accordance with Appendix D of the Surface Water
Design Manual and observed during construction. During the construction period, no
\ \ \ dN ' w N \ \ 1dd!ry�, RReP N • a \ \ y \ \ A 0 °� \ disturbance beyond the clearing limits shall be permitted. The clearing limits
shall be
maintained by the applicant /ESC supervisor for the duration of construction. ° D BRETZK
\ h \\ \� iv N LO 's' RRd'•\ z d RBA � \ \\ \\ sd' 11 R \
o o '9.pQps�.. dd \ \ \ \ \ \ \ ''.1:4' °; 4. Stabilized construction entrances shall be installed at the beginning of construction
\ A� �w '��• \ RRO Fi Fy`�sF�s r \\ °\ \\ \ ti' • ^\ and maintained for the duration of the project. Additional measures, such as
\ m d I ( o•<"o -�s2 sz o \ As '+ bro I \;� constructed wheel wash systems or wash pads, may be required to ensure that ail
\ I �� 9s o,'o \ \ N d`O paved areas are kept clean and track out to road right of way does not occur for
1 "' s ddb 1 \ \ As the duration of the project.
O \
\\ y`'RS \\ 5. All required sedimentation /erosion control facilities must be constructed and in
\ R\ -Z y\ y \\ •d \\ \\ d \ \ \ \ •' 4 operation prior to land clearing and /or construction to prevent transportation of
sediment to surface water, drainage systems and adjacent properties. All erosion
\ \ \ yti�d \ \A \ °sp and sediment facilities shall be maintained in a satisfactory condition until such time
v 438 \\ \\ t \ \ \ \ \ \ Rss that clearing and /or construction is complete and potential for on -site erosion has
\\ �,,� 2 I\ y% passed. The implementation, maintenance, replacement and additions to
\ d 436 \\ \ \\ \ 4 ¢.38 -OKI A� \\ \\ \ \\ \ ^: '�I�. \I,.'i \" erosion /sedimentation control systems shall be the responsibility of the permitee.
00 7n.00_ A\ \\\ ep° \\4¢ \` \\ \\ \ / - 4 6 \\ 6. The erosion and sedimentation control systems depicted on this drawing are
\ter intended to be minimum requirements to meet anticipated site conditions. As
\ \ \ \ \ \ \ \A \ n ^ ,\\ \�R3a \d \ °ERR \RRR\ construction progresses and unexpected or seasonal conditions dictate, the permitee
\ \ \ > N \ \ \ \ 70 .= °\: y °. �\ shall anticipate that more erosion and sedimentation control facilities will be
\ Np N \ A \ ° '�\.., Rp'
7- necessary -1.n �\ °`r� - necessary to ensure complete siltation control on the proposed site. During the
\ \ \ wp 15 CITY' F REN'TON SEWER AND CES A iEN \ \� d� : \.
WLB11 \ .. _course of construction, it shall be the obligation and responsibility of the to
\ > \ \ \ \ \ �C9 \ s; address an new conditions that may be created b the activities and to Provide
'EV. 415.3' \ \ N \ :. 35. - \�- .\ .. 4�' .\. \ Y Y Y P
\ \ \ \. N \435.5 \ ,^.. '\ ^�.. \ra'..� . �\ additional facilities, over and above minimum requirements, as may be needed, to
\ \ \ \ > \ \ w - - ��. protect adjacent properties and water quality of the receiving drainage system.
JOINTS IN FILTER FABRIC SHALL IN SPLICED \ \ \ N� \ ^ \ s \��
AT POSTS. USE STAPLES, WIRE RINGS, OR \ \ \ \ \ +
EQUIVALENT TO ATTACH FABRIC TO POSTS. 2 "x2" BY 14 Ga. WIRE OR �� \ \\ \ \\ \ \ \\ O \ ¢42\ R \ °, �\ \ \- 7, Approval of this plan is for erosion /sedimentation control only. It does not
EQUIVALENT, IF STANDARD ^ \ \ \ d^ constitute an approval of storm drainage design, Size nor location of pipes,
STRENGTH FABRIC USED \ \\ \ \ d \ OSIO \� �\ \ \\ \ \ \, restrictors, channels, or retention facilities.
\ A \ \ C TROL - -- \
FILTER FABRIC \\ \ \\ \Aas \ \FENCING R3a 4ti \\ \ d6 \ \ Q -`� 8. Any areas of exposed soils, including roadway embankments, that will not be
\ \ \\ \\ \ ,JNSRA'LkED \ \\ \ �6 \ N disturbed for two days during the wet season October 1st through March 30th or
z NS R3 m --- R Y 9 ( 9 )
'I_B \ \\ \ A ?A \\ %'�I'I�A C�it�R ^ o � \� -4s2`` R\ \\ d,SA \ \ °�� R'seven days during the dry season (April 1st through September 30) shall be
N 18.0 \ \ \ \ \ DETAI0 sO\ py y` \ \ immediately stabilized with the approved ESC cover methods (e.g., seeding,
d mulching, plastic covering, etc.).
\ \ d
0
\ m
TZKE d \ \ a 9. Wet season seasonal erosion and sediment control requirements apply to all
OT 4 ^ �R BRETZKE\ \
LOT 3 \ construction sites clearing between October 1 and March 30 inclusive, unless
6' MAX. MINIMUM 4 "x4" TRENCH otherwise approved by the City through an adjustment process.
BACKFILL TRENCH WITH \Y` BA \ \
NATIVE SOIL OR 3/4 " -1.5' \ \ A`'? \\ \\ \\ \\ �32g Sp \\ dam' \\ 10. Cover measures will be applied in conformance with Appendix D of the Surface
POST SPACING MAY BE INCREASED WASHED GRAVEL WLB \\ \ \ \ 4_,,..- -430 \ \ \\ \�Z: Water Design Manual.
TO 8' IF WIRE BACKING IS USED ELEV 427. '\ \ \\ '.\ \ d-y° \ po \�R d'y`ti : R,J
2 "x4" WOOD POSTS, STEEL FENCE \ \\ \ \ \\ °z 3 ?�.- 432'tc'y�\ w 11. Any area needing ESC measures, not requiring immediate attention, shall be
NOTE: FILTER FABRIC FENCES SHALL BE POSTS, REBAR, OR EQUIVALENT \ \ \\ p's� \ \ d`ti \ a addressed Within Seven (7) days.
INSTALLED ALONG CONTOUR WHENEVER POSSIBLE \ \ \ \
° 012. The ESC facilities on inactive sites shall be inspected and maintained a minimum
z of once a month or within 24 hours following a storm event.
\
SILT FENCE MAINTENANCE STANDARDS: \ \ \\ d \\ d 413. At no time shall more than one (1) foot of sediment be allowed- to accumulate
� \ ` P \ �
„ \ L \ \ within a catch basin. All catch basins and conveyance lines shall be cleaned prior to
7. ANY DAMAGE SHALL BE REPAIRED IMMEDIATELY. \ \\ �R\ `R2s \`R paving. The cleaning operation shall not flush sediment -laden water into the
2. IF CONCENTRATED FLOWS ARE EVIDENT UPHILL OF THE FENCE, THEY MUST BE INTERCEPTED AND CONVEYED TO \ \R \\ \ - ?g\\ `� �\ downstream system.
A SEDIMENT TRAP OR POND. -
\ \\ \� \`. X14. During the time period of October 1 st through March 30th, all project distributed
3. A IS IMPORTANT F CHECK THE UPHILL SIDE OF THE FENCE FOR SIGNS OF THE FENCE CLOGGING IF T ACTING \ \
AS A BARRIER TO FLOW AND THEN CAUSING CHANNELIZATION OF FLOW PARALLEL TO THE FENCE. IF THIS F ° ?s '428 /�\ soil areas greater, that are t0 be left un- worked for more than 12 hours, shall be
OCCURS, REPLACE THE FENCE OR REMOVE THE TRAPPED SEDIMENT. ELEV. 421.0' \�\ `�4 ?� \\ 428 A %gdti^ \\ covered by mulch, sodding Or plastic covering.
4. SEDIMENT MUST BE REMOVED WHEN THE SEDIMENT IS 6 INCHES HIGH. EL B� 2- WL �\ , e5 \ dry0
ELEV. 423.6' ELEV A24. \\ dn' \ 15. Any permanent retention /detention facility used as a temporary settling basin
5. R THE FILTER FABRIC (GEOTEXTILE) HAS DETERIORATED DUE TO ULTRAVIOLET BREAKDOWN, IT SHALL BE �l \ \ � shall be modified With the necessary erosion control measures and shall provide
REPLACED. R
�s� adequate storage capacity. If the permanent facility is to function ultimately . as an
\� \\ infiltration system, the temporary facility must be rough graded so that the bottom
\ 43g\7 Viand sides are at least three feet above the final grade of the permanent facility.
F
SILT ENCE - -- -- -- -- -- -- 100.04' - \ \
�o.°a"
s882o'oz "E 331.77• -�16. Prior to the beginning of the wet season (Oct. 1), all disturbed areas shall be
NTS '........ % reviewed to identify which ones can be seeded in preparation for the winter rains.
',. �,,,,.,,,•,,,•.� __, R -4 Disturbed areas shall be seeded within one week of the beginning of the wet season.
A sketch map of those areas to be seeded and those areas to remain uncovered
shall be submitted to the City of Renton for review.
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