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A PORTION OF SECTION 18,TOWNSHIP 28 NORTH,RANGE 05 EAST,W.M. s
<br /> LEGEND CONSTRUCTION SWPPP EROSION/SEDIMENTATION CONTROL NOTES: y �,
<br /> BMP'S The 13 elements that are part of a Construction SWPPP are as follows: 1. Approval of this erosion/sedimentation control ESC)plan does not constitute an
<br /> BoundoUne _
<br /> ry ExirhhgJxhon JymLw/ approval of permanent road or drainage design(e.g.size and location of roads,pipes, W
<br /> - - - ExirhhgJechon(ine EX/STING WOZANO ELEMENT#1:PRESERVE VEGETATION/MARK CLEARING LIMITS ELEMENT#6:PROTECT SOILS ELEMENT#11:MAINTAIN BMPS 1. Mark Clearing Limits:Prior to clearing or disturbing the limits must be marked.This remtncfon.channels,retention facilities,utilities). _
<br /> - - Exishhg Rrgh/ot-WoyLine CI01 Preserving Natural Vegetation CI20 Temporary and Permanent Seeding C750 Materials on Hand element is part of most normal construction plans as one of the tint steps. a
<br /> ExishirgMonumenl
<br /> Exishhg Loll/ne ® EX/SIINGBUFFf,P CI02 Buffer Zones C130 Surface Roughening C760 Certified Erosion and Sediment Control Lead 2. The implementation of these ESC plans and the construction,maintenance, U
<br /> Exishhg Eosemen,L/ne � Exshhg Tjpe ICo/ch 9.uh • CI03 High Visibility Fence C131 Gradient Terraces • 2. Establish Construction Access:All erosion control plans shall install a stabilized replacement,and upgrading of these ESC facilities is the responsibility of the LLI
<br /> - Exishhg RoodCenleNne C200 Interceptor Dike and Swale ELEMENT#12:MANAGE THE PROJECT onst=tion entrance(or other method of preventing sediment transport onto the applicant/contractor until all construction is completed and approved and O Z M
<br /> SQ Exishhg So 1,1yJe-A4M fro/e ELEMENT#2:ESTABLISH CONSTRUCTION ACCESS C201 Grass-Lined Channels C150 Materials on Hand a I grave propose geo- vegetation/landscaping established.Exishhg Edge&Aspho/1 o ds.If a standard construction entrance is tl,use textile fabric ping is es a J N
<br /> CI06 Sfabillzed Construction Entrance/Exit CM4 Water
<br /> Slope C762 Certified Erosion and Sediment Control Lead
<br /> Exishh Sdewo/k Fxtrh gWole/Hydenh under the rock.Note:a wheel wash is required for plans that propose winter grading. N
<br /> g CI06 Wheel Wash C204 Pipe SlopeBar'Drains C762 Scheduling 3. The boundaries of the clearing limits shown on this hall be clear) flagged in the W
<br /> ------- ExishhgM jo/ConlourGhe ® Enihng Wole/Mele/s • CI07 Construction Road/Parking Area Stabilization C205 Subsurface Drains • glmi ss pans y gge 70��I
<br /> ------ Exishhg MhorConlourUne C205 Level Spreader ELEMENT#13:PROTECT LOW IMPACT DEVELOPMENT 3. Detain Flows:Based an a downstream analysis if may be necessary to detain runoff from red prior to construction.During the construction period,no disturbance beyond the Z Q a
<br /> --,a--- -- Exishhg J/o/m"Ps"ge Uhe Ea ling Wal Nlhhgs ELEMENT#3:CONTROL FLOW RATES • C207 Check Dams C702 Buffer Zones a site under construction.It may be necessary to construct and use a detention pond to fagged clearing limits shall be permitted.The fagging shall be maintained by the
<br /> C203 Water Bars C208 Triangular Silt Dike(Geotextile-Encased C103 High Visibility Plastic or Metal Fence onrrol flows during construction. applicant/contractor for the duration of construction.
<br /> -- - - Exishhg 0/,ch lne p f_AngP'_Jr b'1 C240 Said Trap Check Dam) C200 Interceptor Dike and Swale Q L0j
<br /> -- --- - Exishhg)nhorySew Zd7e f 41 C207 Check Dams 4. Install Sediment Controls:If there is runoff from the construction site,sediment shall be 4. The ESC facilities shown on this t be constructed in conjunction with all clearin C 10
<br /> --w--- -- Exishhg WW"Z/1e 0 fa ling Te/ephnne SY 601 ELEMENT#7:PROTECT DRAIN INLETS C208 Triangular Silt Dike ram pan rums edi ion wi g MJ 'Q O
<br /> ELEMENT#4:INSTALL SEDIMENT CONTROLS • C220 Storm Drain Inlet Protection C231 BrusIt Barrier ovea from the wafer.Note that the water quality standards must be met. and grading activities,and in such a manner as to ensure that sediment aria sediment p�
<br /> X Exishhg Fence Exuhngr sSymbo/ C231 Brush Barter C233 Silt Fence laden water do not enter the drainage system,roadways,or violate applicable water W �10
<br /> --oxv---ore-- ExishhgPowe/Ghe C232 Gravel Filter Berm ELEMENT#8:STABILIZED CHANNELS AND OUTLETS C234 Vegetated Strip 5. Stabilize Soils:All exposed and non-worked soil shall be stabilized by use of BMP's.Note quality standards. C M
<br /> Exishhg 7111phone Gne Q### EXvAh 9JbULog C233 Silt Fence C202 Channel Linin there are time as of allowed exposure that depend on the season.Grounacover
<br /> -- --- -- Exishh GO.sLhe v g peso posure pen (V
<br /> 9 Exuhhg.fign C234 Vegetated Ship • C209 Outlet Protection both temporary and permanent need to be part of the construction plans. 5. The ESC facilities shown on this plan are the minimum requirements for anticipated site 00 Q
<br /> Exishhg Flo"
<br /> POM C235 Wattles
<br /> x') ExirhhgLghf conditions.During the d form eve period these ESC facilities shall be upgraded as Q W
<br /> AreaolOdl re e240 Sediment Trap ELEMENT#9:CONTROL POLLUTANTS 6. Protect Slopes:Cut and fill slopes need to be protected from erosive flows and needed for unexpected storm events and to ensure that sediment-laden water do not
<br /> /C/iingLimik/ ® EnthngMadbnx • C151 Concrete Handling concentrated flows until permanent cover and drainage conveyance systems are in leave the site.
<br /> % SllFnce • CI52 Sawcufting and Surfacing Pollution lace. Z
<br /> ELEMENT#S:STABILIZE SOILS Prevention P
<br /> CI20 Temporary and Permanent Beetling CI53 Material Delivery,Storage and Containment b. The ESC facilities shall be inspected routinely and maintained by the applicant/
<br /> CI21 Mulching C154 Concrete Washout Area 7. Protect Drain Inlets:All storm drain inlets require protection from sediment and silt laden contractor to ensure}heir continued functioning,especially after storm events. 49
<br /> CI22 Nets and Blankets • C250 Construction Srormwater Chemical water.
<br /> CI23 Plastic Covering Treatment 7. The ESC facilities on inactive site shall be inspected and maintained a minimum of once
<br /> uc CI24 Sodding C251 Constrtion Srormwater Filtration 8. Stabilize Channels and Outlets:Temporary and permanent conveyance systems shall be a month or within the 48 hours following a major storm event.
<br /> CI25 Topsoiling/Composting C252 High PH Neutralization Using CO2
<br /> CI26 Polyacrylamid stabilized to prevent erosion during and after construction.Culvert outlets require
<br /> '¢
<br /> e for Soil Erosion Protection C253 PH Control for High PH Water N CI30 Surface Roughening protection. 3. At no time shall more that one foot of sediment be allowed to accumulate within 3
<br /> a YlL O
<br /> CI31 Gradient Terraces ELEMENT#10:CONTROL DEWATERING trapped catch basin.All catch basins and conveyance lines shall be cleaned prior to $ _
<br /> • C140 Dust Control • C236 Vegetated Filtration 9. Control Pollutants:The plan shall show how all pollutants,including waste materials and paving.The cleaning operation shall not flush sediment-laden water into the Cb
<br /> demolition debris,will be handled.This includes maintenance of construction downstream system. p
<br /> equipment,fertilizers.application of chemicals,and water treatment systems. u _ =O
<br /> 9. Stabilized construction entrances shall be installed at the beginning of construction and 0 4'J' '
<br /> 10. Control De-Wafering:The water from de-watering systems for trenches,vaults and ainfained for the duration of the project.Additional measures may be required to
<br /> 0 r 3
<br /> foundations shall be discharged into a controlled system. ensure that all paved areas are depr clean for the duration of the project.
<br /> 11. Maintain BMPS:The Ian shall de for inspection and maintenance of the Tanned 10. The Contractor shall de periodic street cleaning to remove debris and sediment •r` z p provi pet a Provide patio g J _
<br /> aria installed construction BMPS as well as their removal at the end of the project. tracked off the site.
<br /> (I _ 1 12 M control and identify managemenftteam.It need,to over phasing,training, bodies
<br /> bodies' propose
<br /> \ II r \ I Manage Project: pans managed 11. Appropriate measures shall be taken to stop sediment from entering surface water
<br /> y ro � co rf the d BMP's fail.If BMP's fail and sediment-laden water is leavin the
<br /> pre-comrruetlon conference,coordination with utilities and contractors,monitoring and sire,immediately notify your Public Works Impactor. 9 �R 5.Fos
<br /> rt reporting.It mnan de for notice of problems,revimionm dean construction and y\�EOF wn r
<br /> N1a J repo g. Provide Pro during t�
<br /> contingency planning.One of the most important elements in the management of the 11 Bare and/or disturbed soils shall remain uncovered and/or unsrabilized for no more than
<br /> B-he"�B3No0
<br /> 1 I \ Amo dPBo e 3 at 3 a 3 v _ project is planning for contingencies based on the risk of exposure during phasesje the 2 days from October 1 through April 30,and for no more than 7 days from May 1
<br /> I I � � =a IIIF II/ \ry.- III I II \ppI k, rl pk� ro -I I v& 111I pc �IN - Pmen P 9isongoin9 9 Prole` 9 p
<br /> 9/4 fl41h `�'p v m\li Il\ '1 l �� ��o�/I � Ig`-/7 �"^� \ � '-� tlevelo f.It is essential that tannin thrum hour the life of the 1. through September 30.
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<br /> Pres o \��4 V,,�,,���� 1 2 'N Q l.� I'P' / / _ 13. Protecton-Site si«mw°term B.K,,I eni be
<br /> runoff from ronne,&n,gtherd surlaces.On-site 13. Notify the City Public Works Inspector of least24 hours poor to dewatenng activities
<br /> pa -- LL o _- I--�-�� --\ \ =_A_a urai'iyege' i'mr>��='�-i li i./'Q `� i���-"^' i_��� W �5 -O `s3�za
<br /> \I\ N _ _ \ / Srormwater Management that
<br /> management
<br /> B.Ps du ingfheeonsh rdst Handle highly turbid or otitis wse contaminated de-wafering wafer separately om
<br /> E.eaardFence - 42731' S89°4'41"E" C I of x enCe -- qf g cl �I i / I the con may mean mot v.id kiater management BMPm will be msmuea towards me end of I I _ __ _ _ _ r--- I I � 1_Preserve This stormwater.
<br /> CIO / T �- --`-- --- un�FVe era n / / 1 I the aanmm�ation pmaemm ra ovate milrafan and aampaatfon. IONA�
<br /> / 14. The approved project Public Works permit and SWPPP shall be retained on site or 07/25/2�23
<br /> 4.Silt Fence \ readily available to the contractor throughout the duration of the construction project.
<br /> / I I \ gn37eo�b4 d / sir, to r sal `\ LAND DISTURBING AREA 15. Design,I I N el✓Ihorolh I I / .�<� - 4.Silt Fen e \ install,implement,and maintain effective pollution prevention measures to
<br /> \ I I 1 g ExisfligLag i `Existing Upstream drainage through site}o c 4.-- / \_ Total Site Area 295,064 sf(6.77 ac) minimize the discharge of pollutants.
<br /> / (I NgelJbmanlhti6 I / � /1 rained ough construction unit ce
<br /> C // I I I \ 94213/dA�e J I }o be remo�etl I p system sfull fund oral This may MgP6 < /
<br /> Everel/,WA19,/2p9 ( l y y 1617 ay <�<'< J Land Disturbing AcI lty 16 Protect all LID BMP's from sedimentation through installation and maintenance of
<br /> \ �� / \\ 1 I I rim et ton ofexsingPpeand \'o /\ szo� _
<br /> II °i I m aim be removed) bInterceptor ,y 2� �J �i _ Conceptual Area of 263,574 sf(6.05 ac) erosion and sediment control BMP's on porfons of the site that drain into the LID BMP's.
<br /> e ,�ffff88 Disturbance
<br /> \/ / 1 \ _ ___I \\I 1 I �re o pass system is on' s IDke aria Sw \ Eve;gleen Conhochng
<br /> Oe rEeren,w 9B2�B
<br /> I i uer°o edY v� AQUIFER RECHARGE/
<br /> \/ r ollJeavl�n 6.wa�e Bars �4 r \\ /,/ X_ _ szo -,/ WELL HEAD PROTECTION Q a
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<br /> 11 I 1 - \ shall ridnted r d rabi:u,aces ----_ \ `-<��o / r w m
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<br /> 9501J/dAve SEEMIII I \ 1 '( (ro be removed) /•/ y`i lasfc Covering ^23 -�- - _-g� f Jr\ / 7i t N
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<br /> /IJ73-L -Lf2911 11/12 Morerals �JJ10`/�-LQ(4 010106,�001sVPoi I ' '/ram I V ��,A I °-per. II� °�rl��i+po'�I $ all o Zil C I "sr
<br /> ar�io BSo h I on Hand y .to be remoyedl )^ 1 b moved '1 (I I Fioans[ut FSoSsai 1 -
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<br /> / Hantl)rig
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<br /> r( !I L \11/12.cESCL cub y F\ % I C 4/13 silt Feriae F
<br /> =7' r y conveyance onannel o seroa
<br /> __/_ I \ On-sire Cemral2S menf Sil Fe Ov 45 Fe g \ __ O r a
<br /> J I i l /)"F I - T } c P Fence Presery rig \.J \ 4 P U
<br /> TraT 11 \ I\ / I \\ 3/4 Sed'meN Zra \ 1 s tl I .p s ral Vegetati \\ C23 I ¢ N
<br /> \ 1`u ✓K_h 8 9 �J/#9 P / \\ Chu/ch '< I e y 7 I a 1.Presery LU
<br /> Av sEJI \ \ ez0 Le C2 �y / \' Ito be rem \ \ , / En f o aura gee on �10 00
<br /> q Qy'(�a _'r'< /'4 Slr Fence N t Ve f t / 06
<br /> - I Eve�JJ,IY/A 9820E I Exithh9 h�'kcry \ Mir Bars ved from 21z11 A,,//, 7 y Q1
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<br /> a Swale I 9so47mAveJE
<br /> a EverelA WA P9209
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<br /> kno� / b.BM P L�203 Wafer Bars'water ears � ' z \ _ NaduraLVegefntioa I I i U
<br /> X I III / West Sediment Trap:650 sf shall be onamed to direct .fond C20 \ ��"T`\r•-'£'-/ \� +�-L--
<br /> Overflow to Level Spreader water to Sediment R
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<br /> I o 6.Water Bars y \L \ _- a v
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<br /> � 9 9 Exuh €wsivfgtbv€F7//�1 Buffer Atltl r on Erahngse L ,TMrN-d'1
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<br /> -- - II a.sf Fence 25' \ \ a oaere y lz- -G a --- --- I ° Construct- 0
<br /> E.Boo/dFenee 4.Silt Fenc \ 1/9 inn G m nlenne olUhlly - - /-�p' - Entrance
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<br /> J r b� 10 / rP -°-(�'-_ ° _-' sP -} / onsiruct on
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<br /> Z c I I lrlafural Vegetation _ - _ - Pq1s / < %IL
<br /> w___ ___ ___ Nalur7- Caton faring Wheel Wash
<br /> C10 3 N tuta, aeafa\ / < fitting ��/ I Eosemen/ lAEN200J/20z0979 \a". •P eservingl l _ �z /P_`_ov�.
<br /> \ - through a Wheel Wash before w/°owe✓aW Ex.Ye hco/C b 3 F, w---w- w�-W"-w---w---w---w---w'___w'__-wn__-w-d80 'y' -(�L,w---w - Olz abfrUCflOn / N �bnE P/O StA NB 7:Q72d2n, �..
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<br /> s I o roadmuybemainYair ad through bulk grading of I( ------ / _______ - - -y
<br /> ✓, I \I \� I ) site.Ma 1 of go`\rs within bulk of site. `� 3 JI I(I ----------
<br /> in,4 In Protection sa Tl m o / ^
<br /> I jot y o gradln\ 7.Sto Drain
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<br /> CLEARING&TESC PLAN
<br /> NOTE:The project site a tributary to a 303d impaired 0 �' 80'
<br /> water boat'.Discharges from the project siterequire
<br /> PH monitoring in accordance with the guidelines set Scale:1"=40' SHEET
<br /> m UNDERGROUND UTILITY NOTE by Ecology. Line Table EG3 or EG7
<br /> Underground utility locations shown hereon are based
<br /> a 1 ® upon surface indicators.No underground location Line# Length Direction
<br /> service was utilized for}heir location.The use of this
<br /> map for their exact location is not warranted.Prior to Ll 50.52 Soo°18'081W
<br /> .o construction user should call the utility location service
<br /> at 1-800424-5555 48 hours before construction. P W 2303-01 7
<br />
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