Loading...
HomeMy WebLinkAbout1662.31- L EG EAID p -PROPOSED POWER PdLE • - EX/STING POWER f'OL E X ac s•/ L T FENCE 6ERA4/ .SWALE r L C+ C M — to > i m • ' V) Co SCALE: P"= i - JAY 132A, _ 6. 0 q i 0/62-1 - z (v 2 -T -:5 ,' �2,q o 14 W CD EN SON L- 3° 0'0 95 l2 " MIN. P,CACE BERM ACROSS r - - - - N .. o p3' Z3 - - v, EX/sT./TCN. �- i WASHED GRAVEL ° EXTEND RISER AS _O N ` PER FERA TED P/ PE \ _ ' ilQ 4 \ ,- "QUARRYWC_ S 5 12"ZI-80W 4- - TG D,ETENT/OA/ - - -- - - - - ,�1�11vsrA4t_ ri -- '' � �_ _ 8 ORA /NP/PE PIPE C IVN EC T To EXIST O NO SCALE M cA J S.ETT,L/NG BASIN W/rH O� - -- V 700 S. P. BOTTM '6QO� ` O FE_/VC E 3� J e- aJ -- 406 WOOp OR STEEL FASToc y --top % 11g7_6RCEPTOR DITCH 1 FT. DEEP (M/N) 11 „� V1 -!q[TERFABRIC i/ / / MEA/VOER TO �4VOID TREES. 1 � `'t'aEOFAB'r � � �, 6A I �1� as 8" F.LE�C/!3 PLAST/G P/P %. CE _ _ _ _ - - - - ��FAB DOWNpRA/N 9'h, >a% NOTES: ' Q SLOPE" / / / - �- 8 - - - --- - - - 'aOR EQUAL / '`� / g� O _ - - \a ; •U �' 1. Clearing limits shall be 5 feet outside of the top of slope _80�, 3 �� Ix U/ or toe of cut. O 2, re possible, maintain natural vegetation to minimize 82 + - - rL ero on. All limits of clearing as perscribed on Not 1 a - F3uRY BOTTOM �a" QF 82 - p�9 _" 86 0 2 �' �� 2 oe bo shall be clearly flagged in the field. F/c TER FABRIC ALONG � _ o _ � � �• '� - - 07 �• � i PERIMETER OF FEIVCC- �p W b` _ - All required sedimentation/erosion control facilities must be constructed and J 3 O in operation prior to land clearingand/or other construction to insure that sedi- L. T FENCE - �> " ` qD ment laded water does not enter the natural drainage system. All erosion and sedi- S/ AT/ A/ E C R6 2 I� \ _� ` � y o 1�--- � - 0 `� '••'''ti' � 1 r !ON ,L/F ment facilities shall be maintained in a satisafctory condition until such time ELEVATION V1ENY _� W \ _ __ _ - . _ ti �o �¢ _ _._ __--- - - completed and potential for onsite erosion has - �_ - - - e NO sCAG E r erosion/ / 78 s ;,� passed. implementation, replacement and additions to eros' n sedimentationsmecontrols stems shall be the responsibility of the permittee. +� -7by I� Y _� v • W �\ Q 7 / �% 511-T F NCE 4. The permanent detention system is designed to serve as a temporary erosion sedi- O _ - ment settling structure. The following schedule shall be adhered to for the order hD - �� -�_ *�� ¢� �� of work for the erosion control plan. 44 - L o' N 1. Place silt fences and install interceptor ditch with settling basin. t t� , _ �? �B \� \p, dr, 5 i 2. Construct permanent detention pipe and permanent 12" c•m.p. to existing 6p ` .,r� ,� Q 1 FINISHED Ft . ELE 1/ �y 3� storm manhole. Plug restrictor orifice hole. `� N^ _ FIRS T FL. 69. OD ' 'I \ 0 32 / �6 3. Construct collection basins and connect with temporary 12" c.m.p. to de- • S ECOKD FL, 81,00 \ �� (� tention pipe. z I NT EGc '� \`" ��/ y v 4, Maintain collection basins and berm/swale during construction until perma-CP1 W = - 0 Z LG W \ l l Z COO nent drainage system is installed. detention pipe, clean 5. After all potential onsite erosion has passed, pump p p OERM \c S,D sediment entrapped and remove restrictor orifice plug. D _ ' c r/ COLLECTION BASI/V NO. 1 a 40ADING .Zo e - - --- � ,EX/ST. TEMP. MH. -PLACE 5. The erosion and sedimentation control systems depicted on this drawing are in � � o MAINTAIN /O s4?. F-r BASIN �6�, o SE SWAL �' OUR//VG GRAD//VG OPERATIO/VS 6 \,,>o - ��..f.� �- � TEMP. ROUIVD CoV R.�6�AT� tended to be minimum requirements to meet anticipated site conditions. As con- m 0 EXTEND IZ••R/5EQ As Z struction progresses and unexpected or seasonal conditions dictate more erosion and BMB.A/VKME/VT HE/GHT /n/CRE4SES. /' sedimentation control facilities may be required to insure complete siltation con- - �- tir trol on the proposed site. Therefore, during the course of construction, it shall COO be the obligation and responsibility of the permittee to address any new conditions �/� r '� F N S11L T FENCE \ 1 that may be created by his activities and to provide additional facilities, over cooAr L 14 , 0f t \ /' �� t,►t� and above minimum requirements, as may be needed to protect adjacent properties and 3ti /Z" Pi0 water quality of the receiving drainage systems. � � � � . ROC KERY � ` NO2o 53 ' I T"E /36.5 - 2 7 7`\ T 6. Approval of this plan is for erosion/sedimentationpipcontrol only. It does not: o constitute an approval of storm drainage design, size or location of es, re- strictors, channels or retention facilities. U • A 0 0 n �� \ i= \ .� ►� \\ • - / ,l- . 7. In any area which has been stripped of vegetation and where no further work is (jJ Q W anticipated for a period of 30 days or more, all distrubed areas must be immediately I b "� _ �..'�;,� �,j stabilized with mulching, grass planting or other approved erosion control treatment a = J �„5 p S I ` i- f __ L= applicable to the time of year in questions. Grass seeding alone will be acceptable ®Cr �„� EXrST -_ --- only during the months of Aril thru September inclusive. Seeding may proceed, how _ cn U - - - - -t --- — , •— I I ., •'-�= l / I cc 00 ever, whenever it is in theinterestofthepermittee, but must be augmented with `� L • Q Q CO,C.C.ECT/ON BA-5/AI No. Z 1 ! mulching, netting, or other approved treatment outside the specified time period.Ln I i O o i S,E,E SA.5/" NO. -f- i 64 �fDrr----�" 8. The siltation fence shall consist of "Geofab" fabric filter cloth (36" height) =Omni 0 3 qZ 1015 attached about 2 1/2 feet high to metal or wood posts at 10 feet maximum spacing. � � � Z �. c^) The bottom 6 inches of the filter cloth shall be buried. 'r r �• tD _ ---- TA L (Jl j APPROVED DATE 9. Keep off -site streets clean at all times. • ��" ? 0 *" � � C 1 r (h v z c� to T• STM. A4. H• Z EXISW 10. Tie impervious surfaces (roofs, streets, driveways, etc.) shall be connected to Z - y ? the completed drainage systems as soon as possible. `� z • a u, 11. Provide a 10 foot by 10 foot square silt fence around catch basin grates during•~ construction. JOB 140.379E DATE 49- 83 Job No. L - SCALE AS SHOWA! DES;GNED H•E . C " DRAWN J.L,8, CURVE CHAR T NO. DE4TA T RA"US LXNGTH 0 02'33'4G° 27 93' I ZS.O1 ` © 020/912" 2795' 1/3• 45' Zees' 116,Z6' Q OZ"ZO'z7'