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HomeMy WebLinkAboutPrecise Grading Plan pg.13 I. AN erosion control plans shall be in accordance with City of Lake Elsinore Ordinance Nos.529,772,B02,982,1004, LEGEND 1258,construction,site Best Management Practices(BMPk),and standards outlined within the take Elsinore Design Manuel C32 2.The develOW/eontracoor Is responsible for any discharges W subcontractors. Tyr-�T�a r r �i J,t..f�'� C����1 J��i rL.. ♦ FLOW DIREcnON 3.In case of emergency,call Kye Shepherd at 760-2729523. `7 r1 4.Devices to reduce erosion damage shall not be placed moved or modified without the approval of the Director of P,1\/1. 0 30 J 316 \ Public Works or,in an emergency,by the person responsible for grading operations. 50 J 34 3 \ SE-1 Silt Fence S.Areas that are cleared and graded shall be limited to only the portion of the site that is necessary for Construction. The cW hicbm site shah be merged to minMNa the exposure time of dhkabed soil cress through plxskq and35 scheduling of grading and the use of temporary and permanent soil stabilization. 9 36 30 ` / SE-4 Check Darns 6.Once disturbed,graded slopes exceeding a 3:1 ratio and or ten(10)feet in height(temporary or pemnaamt)"1 be sabNRed W UW will not be wmi ad within 7 days.D"the storm season,aN dopes slaty be stoWNzed 24 hound (] v�Mp Construction sites shall be revag as early as fessok after soli dbaxbance and 4ays of Completion. 7 ?j W hiFil elopes at the tract perlmeser must drain away frerrh the top of the dlex at the oonaDslDrm a aid,working day. 52 51 48 39 38 37 ©v� 2✓ SE-S Fiber Rdi 8.The contractor shall be responsible and have signs posted on the site to warn agai st public trespass Into areas 53 46 45 42 41 4Q Y^ 28 O SE-10 Storm Drain Inlet Protection where water Is impounded. 43 9.Doss Shag be controlled by watering or other methods approved by the City Engineer. 54 44 81 10.Placement of devices to reduce erosion damage within the development shall be Shown on the approved plan. Q It.DesNtlng facilities at all drainage Inlets for the graded site y e shall be designed for a twermfy-five(25)year,six(6) 1 vJ 66 SY• 8 ��, 27 TR-1 Stabilized CAnSttuctlOn Enttanoe/EXIt hour storm intercity.They must be detailed on the plans.Design and sped0c recommendations shall be submitted for �j�o 7 �a NS-8 Vehlde and FxPUipmatt gearing a)Desiowing: 104 67 68 ED 77 78 82 ,� 26 L , a)Desiltlng basin wore based on gradient and nature of soils. b)The extent of all graded areas and identification of any temporary sail stabilization measures. c)Slae of deslltirg basin Outlet pipe and overflow. 1 65 69 7 76 8 25 NS-9 Vehicle and Equipment Fueling d)Dike regndrements.Show minimum wall wklth,slope of wens,percent mmpac0on,etc. 64 7 �id°d m etc a y oin 1.5 ti rt design flow.d,with to exception Of overflow, 10 �'G 73 85 8 �► --C NS-10 Vehicle and Equipment Maintenance to Necessary ices or to shah r n ailabledamn ed erosion and o cornee su locations to O%chance a rapid greater ;tl ran d 70 71 86 , 24 WM-1 MateHal Dallvery and moorage temporary devices o to region cry damaged erosion control rrhaishres when a 50%thane er greater of rain wandrm a �+ 48 hour period ls forecast for Lake Elston by to National Ooeank and Atmospheric Agency(NOAA). 55 �" 62 8 7 13.SMP's shall be maintained and inspected daily.AN removable protective erosion carol devices shown shall be In 4 d 91 9Q 89 88 �yA` 2 place te the end or each project tg day when the foe(eb day rein a removed forecast exceeds ter s,o pensite public drains �O� 55 ,� 61 - � 93 92 � 22 WM-3 Stockpile Management 14.Alta a rainstorm,all project generated silt and debris shall lea removed from check berms,orsite public dreire t'^'y'VrC,.,e,� and pipes,drains and pipes of adjacent properties and desNtng basins and the basins pumped dry.Arry graded slope ~ r!' 21 WWII;damaged during a rainstorm shall also be Immediately repaired.Fallu e to provide effective maintenance may 57 result In per altles. 109 nnHRI 20 WM-S Solid WaSbe Management 15.Discharging of Contaminated soils via surface erosion is prohdbNed. 58 16.Construction access points shall be stabilized with a combination of rock and shake plebes year-mad to prevent 1 Q8 96 ♦ 18 p.'' 19 WM-8 Concrete Waste Management back-out Routine street sweeping shall be performed on all paved streets where backing Is observed.Valium sweepers shall be used when street sweeping becomes Ineffective. 16 1 NPDES I Storm Water Pollution Notes , V 15 1.The developer and his contractor are responsible for implemenaton and 107 ; t 11 12 14 WM-9 Sanitary/Septic Waste Management Storm waterer of ryyAssoc�iation SWPPP-approved, hanndlb0000k/M fft fromor c n to s�,G California 97 13 retain sediments from areas disturbed oosit maximum e to to maxum extent practicable. '+► (�� , 99 98 The erosion control measures include those shown on this plan and applicable CJ /�1 V SWPPP as well as any additional erosion control measures(e.g.,hydmeeedhtg, 106 -+ 103 10210110 mulching of straw,gravel-0agging,diversion ditches,retention basins,etc) dictated by field conditions to prevent erasion and/or the Introduction of dirt,mud or 0 104 �_�...�"-"" debris Icon existing public strew and/or onto ad)acem properties during ANY .+^� rj'A-�R. ` 9 phases of n II)G 2.Storm Water Pollution Prevention Plan(SWPPP)shall be kept on-site and made available upon request of a , g SCENT 8 represenadve of the Regional Water Quality Control Board(RWQCB)-Santa Ana Region and/or the City of Wit �y 7 Elsinore. 6 3.CorharvNom seas shall be maintained In such a condition tat an anticipated storm does not carry washes or y 3 4 5 pollutants off the site.Discharges of material other than stem water(non-storm water)are prohibited except as '7,? 1 �l auCadad by an Individual NPDES permit under the statewide General Permit-Construction Activity. 761 m `-t /7,)" G 4.Poterdal pollutants Include but are not limited to:solid or liquid chemical spills;wastes from paints,stains, sealants,soNmnts,detergents,glues,Nine,pesticides,herbicides,fertilizers,wood preservatives,and asbestos fibers, paint flakes or stucco fragments;fuels,oils lubricants,and hydraulic,radiator or battery fluids;concrete and related 75 crAtlng or curing residues,floatable wastes,,wastes from englne/equipment steam dossing or chemical degreasing; wastes from street cleaning;and super-chbsoatad potable water from line flushing and testing.During - construction,disposal of such materials should occur In a specified and mntroned temporary area on-site physically 73 77 separated from potential storm water runoff,wi h uldmahe disposal in accordance with local,state and federal y. requirements. S.Runoff from equipment and vehicle washing shall be contained at construction site and must not be discharged to receiving waters or is kcal storm drain system. 6.Appropriate BMPS for oorntructlon-related materials,wastes,spills or residues shall be implemented to eliminate or $C-10 Inlet Protection reduce transport from the site to streets,drainage fadndes,or adjoining properties by wind or runoff. _i- 7.Material storage and staging areas shall be established.Fuel tank,portable toilets,liquids,gels and powders shall EDGE OF Er t e c Inlet Guard Y MINIMUM have secondary containment and be stored from all Nate/public storm water arxx: PAVEMENT away private pu convey systems,sidewalk. d9hm of-ways and flow-noes. B. FABRIC ILE cant ii� shalt have pWstk liners underneath with growl bags places on the dour-hill side of the liners to �.- ,...,,� `- .�Varl"MNM pkM FABRIC rges. 9.Controlled street washing will only be allowed prior to the application of asphalt sail coats and only when all "^'•. L.tepee breckNR pertinent drainage Inks are protected. ^"-FLOW FLOW /� 10.AN construction conaCors and subcontractor personnel are to be made aware of the required BMPs and good - / BACKnLCAVATEDENC I / housekeeping measures for the project site and any associated ocostrudlom staging aress. 11.Discharging contaminated groundwater produced by dewatering groundwater that has Infilt] Into the construction site is prohibited.Discharging nonconaminaaed groundwater produced by dewatering activities may require a National Pollutant Discharge Elimination System(NPDES)permit from the Regional Water QuaNtVControl SPILLWAY, SPILLWAY. / - ExsnNG Board, I-BAG HIGH 2-BAGS HIGH / GROUND 12.Storm water runoff shall not be directed over any slopes without permanent down drains bstagad.Erosion and sediment control Including maintenance are required on all exposed slopes until suflldent permanent landscaping has Il Fier tslgm-r kletall gravel ago K Tus been esablished.100%slope protection must be in place prior to the Issuance of the final certificate of oDwpancy. SE-4 Cheek Dam t n s ra 11 t i o n kn esto',, 13.Vegetation clearing and brushing activities shall not be Initiated during the wet season on any sites which are not Under-eaat gaMwt ISOMETRIC VIEW adequately,probxtad with desNtng basins or other temporary drainage or control measures. 14.Stockpiles of soil shall be properly secured with BMft to eliminate OF reduce sediment transport from the site to streets,drainage facilities or adjacent properties via runoff,vehicle traddng,or wind.Stockpiles inactive for a period of 14 days or more shall be covered;active stockpiles shall be covered prior to a forecasted rein. GEOTExTILE FABRIC 15,based onSpecials attention shah a given a preparation and in a etbn l Ca Rain Ever Action Plan(REAP)as rogmikW %�h4•� �rgg -SUPPORT POSTS bash on site Risk Level o es mandated by the Sams Ana Regional Board NPDES Permit,General Perynit- m�y � Kea Construction Ayes, v 'y y memo 200 mm min 16.At the end of each day of constructionadNty i ,all construction debris and waste materials Shall be Collected and d /ri4"'i f �' DI y V lope FLOW DIRECTION property disposed of In bash or recycle bins. ,,�����;,'l II. +' y �--+- 17.This site has obtained a National Pollution Prevention Elimination System(NPDES)permit to regulate municipal 'v y y and Industrial slu water discharges. K c areas. y r��eE' yr� $ E BACEFIL EDT TRENCH NPDES WDIDs:8 33C338877 DATE WDID Recertified:06-3D-2010 y EXISTING GROUND n�18.The undersigned QSP will review placement of erosion control and insure that work is In accordance with the 'N G Q V 7.r9/ approved plans. /"L y ypl 6" "'s: l� " 19 tom x , " 19mm CERTIFICATION: a maanusrxvE zi wood sakes (Slpna6re) (Qw NO r 1'43 q�(e.)(Oahe) /1-Lt-l� + ..�E .taw r+nroimla.r. max 1.2 m 1,f:IINtMUM THESE PLANS HAVE BEEN RENEWED FOR COMPLIANCE +er•+w ap8Eln9 WITH THE APPROPRIATE CONDITIONS OF DEVELOPMENT ANO/OR CITY AND STATE LAWS,AND A PERMIT CAN BE ISSUED. TYPPCN FAA ROLL RMAL ATMIN ENTRENCHMENT DETAIL N.T.S. ttPICAL SECTION KEN SEUMALO R.C.E.N0, 58915 o NOTE: MaP CITY OF LAKE ELSINORE WORK CONTAINED WITHIN THESE PLANS 4 � BENCHMARK: SHEET N0. SHALL NOT COMMENCE UNTIL E IN THE COUNTY OF RIVERSIDE, CALIFORNIA "'. CITY OF LAKE EL,EST. BM 5.NAVDJ 13 ENCROACHMENT PERMIT AND/OR A � ELEV. 1381.72',EST.12/95,NAw29 TRACT N0. 32337-F GRADING PERMIT HAS BEEN ISSUED. 1 PRECISE GRADING PLAN t aye 7M0 rImm THE PRIVATE ENGINEER SIGNING THESE PLANS IS RESPONSIBLE FOR _ t CPE.SCi TADD BLANCHARD- WATERLOGGED- 951-704-6943 ASSURING THE ACCURACY AND ACCEPTABILITY OF THE DESIGNHEREON. OF 13 SHEETS BMKDAYS BEFORE E IN TH EVENT OF DISCREPANCIES ARISING AFTER COUNTY APPROVAL OR T�8).,d°cd you W YOU arc PREPARED BY: q d SCALE: _ DURING CONSTRUCTION,THE PRIVATE ENGINEER SHALL BE RESPONSIBLE DATE BY MARK APPR. DATEND.�4��8.Ba,�( �h��L��"�""� FOR: W.O. Tit.Rcr u oEAOEouaR SEAYIEE A ERT i-eao-iST aeoo- FFOR OR DETERMINING AN COUNTY. SOLUTION AND REVISING THE PLANS ENGINEER REVISIONS COUNTY 7Mp p -I H: AS SHOWN V: ___- FI E NO. DATE 2-16-12 K.HOVNANIAN HOMES O4-0401 to r