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HomeMy WebLinkAboutSDP201000082 Plan - Approved Minor Amendment 2011-01-04OCTOBER 2010 VICINITY MAP ZEN AND AWYER Environmental Engineers & Scientists 4011 WestChase Blvd, Raleigh, North Carolina 27607 BRIAA YANCE PORTER Lic. No.041976 NA 1,_ ......................... ype the t t cwriryiunity 1)[�,v e If) WT'10- rit L)i r r rl APPROVALS DATE OF COMM-UNITY DEVELOPMENT -DEPARTMENT PLANNER/ZONING ENGINEER INSPECTIONS ARB DEPARTMENT OF FIRE RESCUE ALBEMARLE COUNTY SERVICE AUTHORITY VIRGINIA DEPARMENT OF TRANSPORTATION -HEALTH DEPARTMENT :2 < cn " (5 1 .�? C) C14 � co 1 �2 11 w < c� W > < V) _j __j Uj i�: V) = m m >_ cn m W :::. < V) P,- j � > Iq V) U z 3: < 0:� 9- Lr) t1l c I :) r- PI) C) �� i < 0:� I r- r') �? 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'34 . v / j jzs- 1 1i "��t__ 1=i�, X,j I --l., A � _/ I \_ I j -­�,� � IL' v 4�, _� 11 1,,,,,� �_ _1� � a.. �_ .. // 21 I . � ­­', 1; �i ,,, ',11� _ - I I ����____ ""14,",�", 1_�'. , / / \ �//y - I ,/ ,7 it d I r � = __­1­4z54�� 1 1111i.",�', `%��, ii- .- it/ / I // � i , I Ilf / I ___ �11L _____Z � - m� .1,� 1 / gj// /I i ; I I �A___ 'k,v- "i.i ��_-. - - 1. j . I i - P� 26.1'4� ­� " .__ , - If I/ 11 I :;,40 �Ui4;��= -1 __ _gk,14 ­_."�,­ ­,_ __ 711. 'I,- A / , I - I . _ - . � � T�� , �,It_ Ilmz_ a 'A I i_ j � I I = �. Z�� / � / � ,- �.� - ­ %:,.� I jj.j If 1 , � %� ��- -% �, 42Y - , t - I I - / - - _�%�t,I 1) - I I ? , . .. I I .,_ - - , . . / . � r A . / I .7 ;" '_�"ktk ""� , jliv(m ­ - �, I f I � EX. FLOW EQUALIZATION ' I j _. � - I'll A :- � t I if, _ I if / . J, '� b 1\ , N.", 11 `;.,�'. 14#1 � - I .14,w / Ir / I I � I� ks .�� ��, -4��,� 't ii. `116,_� -I- y A ( q / I III , .1 BASIN NO. 1 , - �r !"� 1� J. I , , - I , %q `� ""', . �_ if/ � - � , 16�., Q& ­ I I (( __ � � I // / - g . � .- . �.,�_ - - v. - - -__ ff" 1 14- ,� I f [_7��" �_ - ix ____ (j, , . If/ EX. FLOW � N . / 01 - Q� �- .---,- /:;�-N� ... I P , . -1 � d 1. _U `2 / r) Al /11 I If . / I \I,'-' � -7 _ I BASI - Q 1�� J-*_�� � . , -fy. I I I 01 I , ­­1 I I � � 1/1 - � - � , ( / ly I . - � . 11 . I ... _� J �_ , � , j t i),--)-Y t - a- I k-lj , ,� - A - Z, I _ �, - .41 . -, . 1, &Z,� � ,-i, J_ m.,;. 1� . /I - ,� -1 1/0 5_Q� �,�,k� � // // - If" � iv _. jf � . . I if/ 1� � A I - - V jj I j I/ ­1111 4.." / y1/1 , ( )CD w . \ , j / ." li� //, EX. SECONDARY 1,­ . /V // � .� �.s - I f j / / - � _7 CLARIFIIER NO. 2 1 j %.J L_ / I 1:6 I I I 4 Z / / i ) / A R . I , .1 � I 1v I If I / I I . � i: 14 Ir. -1 i ) j I hif /V I I r I I , 11 � I :: Y� . �'.1 .. � . 1'.1k // . j v I j i" I I . A/ I fjj : ,/ /I I lip I I - . ,,!, / / . I f j. 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THE DUMPSTER AND ELECTRICAL BUILDINGS .01 - � I '/ / _1111 , I 1i ., /'!' MUST BE ACCESSIBLE AT ALL TIMES. MATERIAL 11 V � / 'A - __ i - I j/ STORAGE IS NOT ALLOWED IN ANY OF THE - �:­_- - 49 P Ix // PAVED AREAS. / �.__ � 0 01 !I - � / I 1. � 5. INSTALL PERIMETER EROSION CONTROL MEASURES / U., � ­%, AS SHOWN ON THE CONT WI, _/ .: # INCLUDING TEMPORARY CONSTRUCTION I I - . - - � / I �' /If ENTRANCE, TEMPORARY SEDIMENT TRAPS, AND � 1// I-,---- � - �______/ L.___// � TEMPORARY AND PERMANENT DIVERSION I/ rd - CHANNELS. CONSTRUCTION OR LAND I y L"Y � / 17 / -....�. 41 IV / DISTURBANCE ACTIVITIES MAY NOT BEGIN UNTIL /I A I // �� I , z ALL EROSION CONTROL MEASURES HAVE BEEN 14�'_4_1__ /y z,/ - . il / INSTALLED AROUND CONSTRUCTION AREAS AND . >. / REQUIRED FOR INSTALLAT10N OF A GIVEN , ALL OTHER MEASURES SHOWN SHALL � y BE INSTALLED FIRST. THE NECESSARY LAND �� 4 1z , I REQUIRED FOR INSTALLATION OF THE GIVEN Q-- z::_-j j ( \ 1. � MEASURE MAY THEN BE CLEARED. I - ') gT \ - ( \ , 41 , \ I I \ -1 . 1 6. ONCE ALL TEMPORARY EROSION CONTROL . - MEASURES HAVE BEEN INSTALLED, THE SITE , AS . 11 / / / REQUIRED, WITHIN THE LIMITS OF DISTURBANCE ( RACT DRAWINGS. I - / I �_ I .- ___ . �_. -.- - ...-.-..- � 7. ONCE CLEARING AND GRUBBING IS COMPLETE, 'T ku_hn_ � .5 - `�%­ .0 I � TOPSOIL SHALL BE STRIPPED AND STOCKPILED �xk -M, - � "-, , _. �,:�� j . ­��.:_ - . - ,W- � 14 ONSITE IN A LOCATION DESIGNATED BY THE - ,��. It., \ -I? , OWNER OR ENGINEER. THE STOCKPILE SHALL I- 1� I , . .. -1 . 1 7e� /./ / HAVE A PERIMETER SILT FENCE INSTALLED AS � DIRECTED BY THE ENGINEER AND SHALL BE I Q,.) I .". SEEDED WITH TEMPORARY SEEDING MEASURES. -) ,j fl. Z't­ �� . ,,,� �, THE EROSION CONTROL AND SEEDING MEASURES - FOR THE STOCKPILE AREA SHALL BE MAINTAINED - yy' ) FOR THE DURATION OF CONSTRUCTION 11 r-i',10 ­ 11_�­�, k ,,, q �, �, .) (d �_.�_ r�_j ACTIVITIES. � _.. 1�� - / I �j iio�") Ihe"N � , O/ /- 8. ALL PIPE WORK SHALL BE INSTALLED IN I - � ACCORDANCE WITH STANDARD CONSTRUCTION rl-) 'I 1 / TECHNIQUES. ONLY THE LENGTH OF TRENCH IN -, / .1 . - J, I - / WHICH PIPE CAN BE INSTALLED IN ONE DAYS i� . tzz, / \ I TIME SHALL BE OPEN AT ANY TIME, NTH SPOIL /Irri FS \ MATERIAL PLACED ON THE UPHILL SIDE OF THE ` � IIWZ�_I_u ly .... TRENCH. PIPING SHALL BE CAPPED AT END OF , , -� � 7'.tj jzsz:z,�---,� /I # - - REVENT SEDIMENT FROM b �­­� -1 A. w4_ /_ "�- ENTERING. TRENCH SHALL BE BACKFILLED AT _11 I 11 fa 1.,.�w­­ I "Ill!"jr, - I Y­� I f- iE� � , �,_Z _ ,,�_a _% A-M END OF EACH DAYS WORK AND DISTURBED ARE / %Z7<40�1 VjWr­,_�. `17- SEEDED WITH TEM�PORARY SEEDING MEASURES IF m�� " i U � __ - _. �� rimgma�_ '-- I I �J� APPROPRIATE. ­� - M__�W____ N� ,� - 11 zz_� �, 1', __ 9 EXCAVATION DEWATERING FLOWS SHALL PASS - ,111�%, - -,.A., / / � � �1) 1- - . 1) I ". .1 . � " � j, �! J�, �, THROUGH SEDIMENT FILTERING DEVICE BEFORE �if - �-4 ��! -.10v " . /. I I �,�� ,A��&,­ DISCHARGE. , _11 - I 9 4-A - 8 .j � _j f---- - -- / ­_ - - -, 71Y - /---. I __ 1 ,d . .-,, 10. STORM DRAINAGE INLETS AND OUTLETS SHALL 11 .k - ­_ � BE PROTECTED WITH APPROPRIATE EROSION - 1 EX, COMMINUTORS., h / CONTROL MEASURES AT ALL TIMES. TEMPORARY ­ - " AND GRIT REMOVAL I , f/ SEDIMENT TRAPS MAY BE REMOVED AS - - ' _7 L.- '�` I I APPROVED BY THIE ENGINEER ONCE AREAS HAVE 't , �_v . , P- 2,J", ,;� BEEN STABILIZED. . � .4 _�, k , . �!- - ,� - 0 , qny , ­�. ,�, , ,_,�-,. �,, Ji ", ".­_'. �.. " - ­ I. 11. TEMPORARY SEEDING MEASURES SHALL BE - 1_�. :::,�� --_�._ .9- 4 fi: - -, ­ - _4�� ., � it-- . TICAL IN PORTIONS - jF ; - - . , PRAC z __ b , - i _�2� � _� t - t ­_ _� __ z .- __ - T, :i __ OFTHE SITE WHERE CONSTRUCTION ACTIVITIES - r-_. ___�__�, � fa.__.� __1._,_, __ - I Al, � I C HAVE TEMPORARILY OR PERMANENTLY CEASED ­.",", _,_____­1­1, , 1 '_jj� ,f BUT IN NO CASE MORE THAN 21 DAYS AFTER I �_� -I,,---.,- __ � , - - I ��,� ­_; ___,,,.,�,,�, 'i - ,:,�,�4 ­1-1,1�1 , - -01 m..". w gi-_- �-Axu%,�4 - - Zt�, lm � 4 tj � ftnq WORK HAS CEASE'D. ­`�-� ,I-- , lt�� RIT � ,,= �,_ I v TORS : � / I -3 \Z\ 1, I i, , , 12. ONCE ALL EARTHWORK AND CONSTRUCTION �.1�1,4,4 \ 1, ACTIVITIES ARE COMPLETE, FINAL GRADING MAY � I I _1_11-ttz� �, i �,,,� BEGIN. i ��,.Ilz , - -, , "'� . li,j\ . `_ __ - - .. �­,� - �� . _:I�__ - � A 13. UPON COMPLETION OF FINAL GRADING �� tg-��, I I -i�__ 41LIA" _ I - .- PERMANENT STABILIZATION MULCHING AND . - - - � �_ , , ­_ � -, FERTILIZING MEASURES SHALL BE EMPLOYED ON ,,�"'-Ili.'t h H_ ,� :,.... � 11. �L ,, ,. ­,,_4 1 ­,z ef lt�_,� i I , '�%%, ALL DISTURBED AREAS AS PER SECTION 02910. 4 ­�"­� I.. 0 . is . .� L A - ,� VEGETATIVE GROUND COVER SHALL BE - � ,a , �_, _dpw - __ __ ESTABLISHED ON ALL DISTURBED AREAS WITHIN .. 15 WORKING DAYS. ALL EROSION CONTROL ... I TIL THE ilog&!�� . MEASURES SHALL REMAIN IN PLACE UN ,.- . _,1;1.Cq5,e4,Q I I .- __ � ENTIRE SITE HAS BEEN STABILIZED. - "AuIgy- - � - -1 - 44Q� I- � ... 14. CONTRACTOR TO PROVIDE WASHING FACILITY AT THE ENTRANCE OF THE PLANT TO PROVIDE VEHICLE AND TIRE WASHING PRIOR TO ENTERING . I THE PUBLIC ROADWAY. THE FACILITY SHALL BE . LOCATED SO THAT ALL CONSTRUCTION VEHICLES EXITING THE PLANT CAN CLEAR THEIR TIRES OF ALL REMAINING SEDIMENT ND MUD WITHOUT IMPEDING DAILY PLANT TRAFFIC. ALL WASH WATER SHALL BE CARRIED AWAY FROM THE TIRE WASH TO A SEDIMENT SETTLING AREA. ALL SEDIMENT SHALL BE PREVENTED FROM ENTERING STORM DRAINS OR DITCHES. CONTRACTOR SHALL BE RESPONSIBLE FOR THE MAINTENANCE OF SEDIMENT SETTLING AREA, CLEANING OUT AND z EQUALIZA11ON PROPERLY DISPOSING OF ALL ACCUMULATED N NO. 2 SED T1 AS NEEDED. CONTRACTOR TO PROVIDE 0 ALL NECESSARY WATER CONVEYANCE MEASURES, �_ INCLUDING WASH INOZZLE AND HOSE, SHOULD 0 TAPPING OF A POTABLE WATERLINE BE , CONTRACTOR TO PROVIDE --) BACKFLOW PREVENTER AND ALL ASSOCIATED 11-01 OC HI SOIL STABILIZATION (9 BLANKETS & MATTING (D (D INLET PROTECTION (3 PERMANENT SEEDING (D SILT FENCE (D SEDIMENT TRAP (D TEMPORARY SEEDING I V UNF-Ul milu mr-LI lnr_ LOCAL REQUIREMENTS FOR LINE DISINFECTION. r— (j) 15. CONTRACTOR TO NOTIFY ENGINEER 14 DAYS IN z 0 ADVANCE OF CROSSING THE RIVANNA TRAIL IN C) ACCORDANCE NTH SECTION 01520. 0� 0 = ILL 0 . LL] U) < Uj __j Lli BEFORE YOU DIG, EVERY DIG or_ CONTACT MISS UTILITY �_ 0 1-800-257-7777 z IT'S THE LAW I (D 30 15 0 30, z 11 I I I 1 =30,-01 mmmmmml - iff.mb� I w9kUmmemsaffiffm � DESIGNED _H & S H & S DRAWN - � PROJ.ENG H & S R. ____ . . . = 11,�ll�������l��l����l�'ll���l�� . _,�'A I NUPH P - k. - NIL 11 I -11.1 . - I I . 1 I I ­ . I y C�_ . . , 4 0 RONALD L. ��_ 11011 .1 I All-N . U �� BRIA YANCE 11� . TAYLOR PORTER �_t ­0 - ,�b Lic. No.24649 -"� Li No.041976 , vp C� le:�,� - r-q - 1. � v - 0 4� 10 .,�� , �� . ., � 1 �6� 11� 1­1 I I . � I __� 6.16)1- 1 �d '10 NA 111, NAL I - I () �,---10 . - - - L ENAN ' D R Environmental Engineers & Scientists 4011 WestChase Boulevard Suite 500 I . Raleigh, North Carolina 27607 ____ ___ - . RIVANNA WATER & SEWER AUTHORITY CHARLOTTESVILLE, VIRGINIA _____ I 24" FORCE MAIN Cv ., \�_ CIVIL I OVERALL SITE AND EROSION & . SEDIMENT CONTROL PLAN -1 - � THE SCALE BAR SHOWN BEL OW MEASUR INCH LONG ON THE ORIGINAL DRAWING. ���� ___ i ­ - - DAT 2010 - H & S JOB 31037-035 I NUMBER A I DRAWING NUMBER C2 I I MOORES CREEK PUMP STATION IMPROVEMENTS I - - . . . . NO. ammawxm� ISSUED FOR ______ ___ — — I DATE __ BY a 0 ClIf < z :E LLJ 000-0 EXISTING SIDEWALK SEE NOTE 10 325 320 315 310 305 300 295 EXISTING FENCE SEE NOTE 11 BEGIN FORCE MAIN CONNECT TO 24 --45° VERT. BEND @ STA 10+35 (SEE DWGS. M101 & M104) �1 10 -o —306 M00REs --------- - "I CR EEK O +1 to Lij 20' 325 320 315 ==1 305 '300 ;295 290 ' ' I �290 J+50 10+00 11 +00 12+00 PROFILE HORZ: 1 ° = 20' VERT: 1" = 4' 13+00 14+00 NOTES: 1. PROPOSED FORCE MAIN SHALL BE CL 52 DUCTILE IRON PIPE LINED WITH PROTECTO 401 OR EQUAL. RESTRAINED JOINTS SHALL BE USED FOR ENTIRE LENGTH OF FORCE MAIN. 2. CONTRACTOR TO COORDINATE THE CONSTRUCTION OF THE PUMP STATION IMPROVEMENTS WITH OTHER ACTIVITIES ON THE TREATMENT PLANT SITE. 3. PRIOR TO CONSTRUCTION, EXCAVATION, OR ORDERING MATERIALS, THE CONTRACTOR SHALL FIELD VERIFY THE LOCATION OF ALL UNDERGROUND UTILITIES THAT MAY EXIST AND CROSS THROUGH THE AREA OF CONSTRUCTION. 4. PROPOSED 24" FORCE MAIN IS LOCATED WITHIN THE 100—YEAR FLOODPLAIN FROM STA. 10+00 TO STA. 14+60f. 5. ELEVATIONS OF EXISTING UTILITIES ARE UNKNOWN. ALL CROSSING PIPES SHOWN IN PROFILE ARE AT AN ASSUMED 3 FT. OF COVER, UNLESS OTHERWISE SHOWN. 6. CONTRACTOR SHALL USE VERTICAL BENDS AS NECESSARY TO RELOCATE EXISTING UTILITIES THAT CONFLICT WITH THE PROPOSED FORCE MAIN. 7. WHERE VERTICAL SEPARATION BETWEEN PROPOSED FORCE MAIN AND CROSSING PIPES IS LESS THAN 12 , REFER TO DETAIL 0222118. 8. LOCATIONS OF EXISTING CONCRETE PIPE ANCHORS ARE UNKNOWN. ASSUMED LENGTH IS 8 FEET PER MOORES CREEK AWT PLANT 12/86 RECORD DRAWINGS. 9. THE CONTRACTOR SHALL NOT DISTURB CONCRETE THRUST BLOCKS OR ANCHORS ON EXISTING PIPES DURING CONSTRUCTION. 10. THE CONTRACTOR SHALL BE RESPONSIIBLE FOR REPLACING WITH MATCHING MATERIALS ANY PAVEMENT, WALKWAY, CURB, PAVEMENT MARKING, ETC. THAT IS CUT, REMOVED OR DAMAGED DURING CONSTRUCTION. SEE DETAIL SHEETS. 11. THE CONTRACTOR SHALL BE RESPONSIBLE FOR REPLACING ANY CHAIN LINK FENCING THAT IS REMOVED OR DAMAGED DURING CONSTRUCTION. REFER TO DETAIL 0244400. z C) ® �—�- U z C) 0 BEFORE YOU DIG, EVERY DIG 0 CONTACT MISS UTILITY LLJ 1 —500-257-7777 < ITS THE LAW LU LU ry 4 2 0 4' O z CD 20 10 0 20' z DESIGNED BYP DRAWN CAB CHECKED PROJ.ENGR. DAN 0���,ALTH ��,A�,'j'11 G �, ��, � �, � �, �.�, ' r � RONALD L. � BRIAN YANCE ? TAYLOR PORTER "d Lic. No.24649 � "� Lie. No.94t975 � �o Ww �o �w �ssIONAL ��oNnl, E{ o .,�-t� ffizENAND SA4UR Environmental Engineers &Scientists 4011 V�VestChase Boulevard, Suite 500 Ralleigh, North Carolina 27607 RIVANNA WATER & SEWER AUTHORITY CHARLOTTESVILLE, VIRGINIA 24�� FORCE MAIN �,�� CIVIL � PLAN AND PROFILE STA. 10+00 TO STA. 14+00 THE SCALE BAR SHOWN BELOW MEASURES ONE INCH LONG ON THE ORIGINAL DRAWING. DATE OCTOBER 2010 I NMBERB 31037-035 I CONTRACT NUMBER A DRAWING NUMBER C3 MOORES CREEK PUMP STATION IMPROVEMENTS N0. ISSUED FOR DATE BY APPROVED 3 HORZ. BEND I, , T_ 4:7 6 PLUG VALVE 36 TEE V. 36x2 " REDUCER a: s: rf3. =3 @• a 24"-90' HORZ. BEND = - 10 STA 17+67 PROPOSED 24 I° 24 -45' HORZ. BEND DI FORCE MAIN F�. ,� � may,.., � =u., �:.. �� s.,�• � � .�r.�.3 � .�,mv ., .,��: �� � ��__ ...� �. s= , SEE NOTE 12 ;I a _ EXISTING CONCRETE r J THUTBLOCK , w w R S TYP 18+0)0 W ;- �n�::::.. .... .:::fin mt �or- �.CD_- - Jl t �..:.. _, RELOCATE EXISTING FORCE... •�- �� ,. _ MAIN AS REQUIREDFM II a .:':. � .. • ,'•r •t .: .a .. ,WW : n I Al - - I Ill _ a - - dw a� � w��,�„�:�w ,..:..��..�.,..,�..�...:. � d���n��� �.��Ia,F `..w •Jw a . , PROPOSED FLOW 19+18 STA 17+06 / _ w , t• . - r - �s � � �� , � _ �-_ .. - � � _ METER VAULT .�s-- � � _ _ g . - 71 24. v 45 HORZ. BEND g - 7 .:., _t SEE DWG M300. { 1 7 0 , � .'. - q��-�--�'.'� .1�..� - -- - - :. _ __ ��'"�'w:.. 6` `_.• _� gab:. :.- RIVANNA TRAIT_ �FIFv. ��- _ STA 15+ 78 a- .i. -`+, _] i rM!c,:y.,H1,yyA¢ "vv SEE NOTE 14 -• � 8 .. 1_$ � .mow � �w.� ;, x "�'b- � :: ,: '*. II . : : � ,�:.:, �F .:I: _ w� __ _ � 11 �.:: - 2 .w 4 ° I 1 , K.=k„�,:, --°,�._- .. WII 61I }.nFr "'w's«�:mlwu:w.w... `"' - wu <:.::I'4..y,a,�j- � �, _� «a.w 24 45 HORZ. BEND �; � � _ °",.. i �t :.. �� �..:.. _ . �:a�w:..».-:,_�:. __ _.. •,d,,. s+i- � .. ,'" _. � .�.::.,. r� 6 STA 15+83 �: � - -- �.-- ,� - w' � �. --PASS) ,,,.� i^ � _ II CL (B PAS - - �,_ r ��������_� 24 PLUG VALVE - � � � REMOVE EXISTING MANHOLE }i__ } II �S PAS ,+' tea•. ° - �'h �_ _ & CONNECT EXISTING 30 � i � .,. `�. xa"rtun _. www. _ �wi '14: Ju +�._ 't'�n'c,. d 8 I �: }:,::,s .. :wa .uu,un:.• .= z�..r bwn,J I:.0 r,u:. ,�a,x,u�.'a ..,, .... _, ... ... ..::...:..: : ,::.- -' -__ .. ' . � k a: r _ r'.'... � ✓ , x � _ u:.,....:.:,.., "- - - r?,,. §Ix n I � ,�� ,' -:� ..:.:. ,: samas�tisr du uW�m .w.wuw:as .:..,,a wl wwm:u,au nrmu...m.x � - , II , ..- . ' _ � • "' "I : �: �• � �� ., _. �, .:.�,:,.wy : r swr.wF�:n u .:� +����.� SS & 24 SS WITH 90 BEND ; � ' �-,,.""""....s . _ :� - w A EXISTING CONCRETE t7 S 5 s - 1 �� ��� � - ;}� _= _ � SEE DETAIL, THIS SHEET �_. PIPE ANCHOR TYP �, FLOW. METER = „ . ( }� -� STA 15+18 IGduuw: I ° - .�...,-�,wW::o. " � - j" " STA 16+07.; wa-w� s._ ��r ,�} � �w,ww .,; � �- � d.� ...:.. ::w�w t. a J. _ - � : _ �...:� ..� � : 24 TEE AIR VACUUM AIR RELEASE: II - ,9 24 PLUG VALVE _ © f g VALVE ASSEMBLY= o `�_ SEE NOTE 12 _- v ° : I +( u -$. � L��' Y � .uww ypyvil:::ulwll�"wbwwuJJ:W J' _:. "i,✓ J . tea. _..m-£„s!�.� :mat yy,_ n w.._.. � ry _ � ..: _ ..-___ : -- �. _..__.:.. ..._.._...__ w_. c t . STA 1 +071 12 R , >�� : yam. 1 `�• - 2 I FM . .. 24 P G VALVE : m- m .:. V �� dw . - uw9W:. ,;::. uwl�amuvn ��iFinav,� .w wausa.::�suuamauu. ssmu swwwwe.s--.auvnwFmuuu ew'wiss+uw mw¢aeswsu wwlwlV�hYus �--aorzJur , �uWJlti l+:d :. w::l.� -a - :: ..... ��LL wu n w:mdl.. _ �..... �" y,.il :w ..e- :� ul�"�G' uuv. r..: _ . • :::wn::u:uv �, w:wl.,,: : .: till : 10 Wc So 11,10 a �, .� :�„ ,w�• .,.� : .�. ----� � .>�.:E._e-��=a�,,� .. �:�� it � ..�� -,» - --- : 1 �ww3xsc.wl.. -- • • 4 .�.. , 1 _..... .. :u[�Wq S:W.: ., ,::e....__..:.�__., z.�. ,.: ,.x: .::..:m: :.:::. _::::e.�:.. k_°+:-z.,_.�w:w.4m4 ,... wJwuw:wwar. ,_ 'wr .....:wwu,aa:- .. :,,,ua_-= �. nn-���.nn wv ,.,.,,�.��.•, _: :.,. .-. :.. -��wLuuuuWJuu .. , +. �m..m. w'.iYiBwW:o :.:wsu.:U Y.w�-t a:us✓V.:il..s'sD wueu.d+a ._..._-.._..: : _ - .,_ _. _ _ _ lul IVWW51'a.w n ". � �@. u'n'1+.i.:r ._..:.,... •tom . . ...:.:........ qg, :. I •rYSY�iLLVJ dS:YJl..r3 �G.c:,W:WJf.� .ts�w.tJ �kuuc:/uYT •FiJI1w:wuuY W.�+i.-. .. .. ,_ ,. __.. _ Lu 6Y�-�-.-.-m.�.,:� � "`ne. w«uw .: Y' :.v 3nL+:.uS:ffi �JLi�11 tltloutl:�e,`d .:. ._.... .::unwu4auB 'R S:IYYJ,4WW3 . , _. ..... .. . .. ... ........ r✓ � .. «.,+"'�^ „� j'4 .,,_.�.__`..:. a�,,,,x.,.l, ': N i8 ,:r aws=Aa �ww�l:l::wu:w m �� �.wwu:.uwar aFusisewmm ..x. *-. ,�::w:wulu�.:wuww.w.wm amp �,.>�wa :,umrawu,. wu.• Ln STA 15+91 12'R z EW PROPOSED 24 o tr 7 C-) Nil" FLOW METER , DI FORCE MAIN p STA 15+69 8'R s x_ I II c�. STA 16+61 / t 4 .. /ST� 14+58 � EXISTING FENCE � 24 PLUG VALVE � � ;� �' 11 � 24 TEE . _ ;. _ �w} c TIE INTO EXISTING , SEE NOTE 13 _ = _ I POND FORCE MAIN 24 -22.5 HORZ. BEND STA 15-t-46 HOLDING 24 45 HORZ. BEND 1 I fig PLAN 111 = ?n1 335 330 325 320 315 310 305 300 14+00 ISSUED FOR 3611 TEE 3611 PLUG VALVE RELOCATED 6" WATER FLOW METER 3611 PLUG VALVE 3611 TEE STA 19+12 24"-90' HORZ., BEND STA 19+18 CONNECT PROPOSED 24'1 FORCE MAIN TO EXISTING TEE EXISTING WALK; SEE NOTE 12 2411 PLUG VALVE FLOW METER 2411 PLUG VALVE, MOV HS202 REMOVE EXISTIING WALK AND STEPS AND REPLACE AFTER VAULT INSTALLATION SEE DETAIL 1 C5 14+60 15+00 16+00 17+00 17+50 18+00 19+00 19+18 DESIGNED B YP DRAWN C A B CHECKED PROJ. EN GR. D A N now �NLTH RONALD L. TAYLO R Lic. No. 24649 %&PNAL PROFILE HORZ: 111 = 20' VERT: 1 = 41 r A 11 A -IN ....E '" PORTER Mo. No-041.976 CAI, -- EN.)kND Environmental Engineers & Scientists 4011 WestChase Boulevard, Suite 500 Raleigh, North Carolina 27607 RIVANNA WATER & SEWER AUTHORITY CHARLOTTESVILLE, VIRGINIA MOORES CREEK PUMP STATION IMPROVEMENTS NOTES: 1. PROPOSED FORCE MAIN SHALL BE CL 52 DUCTILE IRON PIPE LINED WITH PROTECTO 401 OR EQUAL. RESTRAINED JOINTS SHALL BE USED FOR ENTIRE LENGTH OF FORCE MAIN. 2. CONTRACTOR TO COORDINATE THE CONSTRUCTION OF THE PUMP STATION IMPROVEMENTS WITH OTHER ACTIVITIES ON THE TREATMENT PLANT SITE. 3. PRIOR TO CONSTRUCTION, EXCAVATION, OR ORDERING MATERIALS, THE CONTRACTOR SHALL FIELD VERIFY THE LOCATION OF ALL UNDERGROUND UTILITIES THAT MAY EXIST AND CROSS THROUGH THE AREA OF CONSTRUCTION. 4. PROPOSED 24" FORCE MAIN IS LOCATED WITHIN THE 100-YEAR FLOODPLAIN FROM STA. 10+00 TO STA. 14+60±. 5. ELEVATIONS OF EXISTING UTILITIES ARE UNKNOWN. ALL CROSSING PIPES SHOWN IN PROFILE ARE AT AN ASSUMED 3 FT. OF COVER, UNLESS OTHERWISE SHOWN. 6. CONTRACTOR SHALL USE VERTICAL BENDS AS NECESSARY TO RELOCATE EXISTING UTILITIES THAT CONFLICT WITH THE PROPOSED FORCE MAIN. RELOCATION TO BE APPROVED BY ENGINEER. 7. CONNECT PROPOSED FORCE MAIN TO EXISTING FORCE MAIN WITH LONG SOLID SLEEVES. 8. WHERE VERTICAL SEPARATION BETWEEN PROPOSED FORCE MAIN AND CROSSING PIPES IS LESS THAN 1211, REFER TO DETAIL 0222118. 9. LOCATIONS OF EXISTING CONCRETE PIPE ANCHORS ARE UNKNOWN. ASSUMED LENGTH IS 8 FEET PER MOORES CREEK AWT PLANT 12/86 RECORD DRAWINGS. 10. THE CONTRACTOR SHALL NOT DISTURB CONCRETE THRUST BLOCKS OR ANCHORS ON EXISTING PIPES DURING CONSTRUCTION. 11. SHUT DOWN OF THE RIVANNA PUMP STATION FOR INSTALLATION OF FLOW METER AND VALVES SHALL BE AS SPECIFIED IN SECTION 01520. 12. THE CONTRACTOR SHALL BE RESPONSIBLE FOR REPLACING WITH MATCHING MATERIALS ANY PAVEMENT, WALKWAY, CURB, PAVEMENT MARKING, ETC. THAT IS CUT, REMOVED OR DAMAGED DURING CONSTRUCTION. SEE DETAIL SHEETS. 13. THE CONTRACTOR SHALL BE RESPONSIBLE FOR REPLACING ANY CHAIN LINK FENCING THAT IS REMOVED OR DAMAGED DURING CONSTRUCTION. REFER TO DETAIL 0244400. 14. CONTRACTOR TO NOTIFY ENGINEER 14 DAYS IN ADVANCE OF CROSSING THE RIVANNA TRAIL IN ACCORDANCE WITH SECTION 01520. 24" MJ LONG MEGALUG SOLID SLEEVE RESTRAINT (TYP) EX. 24" DI SS (BY-PASS) 24 II - 90 MJ BEND -� _ .�.�:.� .�.,...,:.....��.._. STA. 19+18 CONNECT PROPOSED 2411 2411 PExPE DI FORCE MAIN TO EXISTING (2411LONG) TEE (ASSUMED INV=367.0) 30Ifx2411 MJ ECCENTRIC REDUCER 3011 PExPE DI (24" LONG) 30" MJ LONG SOLID SLEEVE EX. 3011 DI SS (BY-PASS) CONNECTION DETAIL 24" FORCE MAIN CIVIL PLAN AND PROFILE STA. 14+00 TO STA. 19+18 NOT TO SCALE z O U o F- Z O U 1101-0 BEFORE YOU DIG, EVERY DIG 0 CONTACT MISS UTILITY W 1-800-257-7777 � W IT'S THE LAW W ry E-- 4 2 0 41 0 Z 20 10 0 20' z 1'=20'-0" THE SCALE BAR DATE OCTOBER 2010 � S SHOWN BELOW H & S JOB 31037-035 MEASURES ONE NUMBER � INCH LONG ON z CONTRACT DRAWING THE ORIGINAL NUMBER NUMBER � DRAWING. A C4 0 0 0 00 0 F- LLJ .J .J w U) d 0 u V) �n i J V V) C z o� oI Of 0 Ld NO. ISSUED FOR OPTIONAL PUMP —AROUND PLAN io e o 10' PUMP AROUND SEQUENCE OF CONSTRUCTION NOTES 1. CONTRACTOR IS REQUIRED TO SUBMIT A PUMP -AROUND PLAN FOR REVIEW AND APPROVAL. 2. INSTALL SPECIAL STILLING BASINS. 3. INSTALL UPSTREAM `PUMP AND TEMPORARY FLEXIBLE HOSE. 4. PLACE UPSTREAM IMPERVIOUS DIKE AND BEGIN PUMPING OPERATIONS FOR STREAM DIVERSION. 5. PLACE DOWNSTREAM IMPERVIOUS DIKE AND PUMPING APPARATUS. DEWATER ENTRAPPED AREA. 6. CONSTRUCT SANITARY FORCE MAIN PIPE. 7. EXCAVATE ANY ACCUMULATED SILT AND DEWATER BEFORE REMOVAL OF IMPERVIOUS DIKES. REMOVE IMPERVIOUS DIKES, PUMPS, AND TEMPORARY FLEXIBLE HOSE. 8. ALL GRADING AND STABILIZATION MUST BE COMPLETED AT THE END OF EACH DAY WITHIN THE PUMP AROUND AREAS BETWEEN THE DIKES. 9. REMOVE SPECIAL STILLING BASINS AND BACKFILL. STABILIZE AREA. DESIGNED B P DRAWN C A B CHECKED PROJ.ENGR. DAN DATE BY APPROVED RONALD L. TAYLO R p Lic. No.24649 AL B I YANCE ` PORTER L c. No.041976 , VDOT CLASS EC1 ' RIP RAP, MINIMUM THICKNESS 24 INCHES. PROVIDE SEPARATOR GEOTEXTILE BETWEEN NATIVE . SOIL AND RIP RAP. NATURAL STREAM BE H WL 0 5' MIN EXISTING GRADE, STABILIZE WITH TURF {--� REINFORCEMENT MATTING AND SEED DEEP TRENCH BANK COMPACTED TO 92-95% STD. PROCTOR MAX. LIFT THICKNESS OF 8° AS COMPACTED INCHES SEPARATOR GEOTEXTILE RIP RAP SHALL NOT BE INSTALLED BELOW HIGH WATER LINE. STREAM BANK STABILIZATION DETAIL MATCH EXj I G OTE PEGONSTR'CT NUMPE _ W . RECESS IR T I Cl IT TOP, OF VAULT. PROPOSED FLOW ME�ER VAULT _QF VAULT�371.00 (SEE DWG. M30I0) i DETAIL1 1 SEE DWG C4 FOR 1 "=5' C4 LOCATION ON SITE. RIVANNA WATER & SEWER AUTHORITY fAZENAND SAWYER CHARLOTTESVILLE, VIRGINIA Environmental Engineers & Scientists 4011 WestChase Boulevard, Suite 500 Raleigh, North Carolina 27607 MOORES CREEK PUMP STATION IMPROVEMENTS 24" FORCE MAIN CIVIL STREAM CROSSING NOTES: 1. PROPOSED 24" FORCE MAIN IS LOCATED WITHIN THE 100-YEAR FLOODPLAIN FROM STA. 10+00 TO STA. 14+60f. 100-YEAR FLOODPLAIN ELEVATION IS 330.00' AS REFERENCED BY FEMA MAP # 51003CO2890, DATED FEBRUARY 4, 2005. 2. CONTRACTOR REQUIRED TO PROVIDE SUBMITTAL AND SCHEDULE FOR STREAM CROSSING FOR REVIEW AND APPROVAL PRIOR TO BEGINNING OF WORK. 3. EXCAVATION SHALL NOT BE MADE OUTSIDE OF CAISSONS, CRIBS, COFFERDAMS, OR SHEET PILING EXCEPT AS NECESSARY TO PERMIT THEIR CONSTRUCTION. THE NATURAL STREAM BED ADJACENT TO THE STRUCTURE SHALL NOT BE DISTURBED WITHOUT PERMISSION OF THE ENGINEER. 4. NO MOTORIZED EQUIPMENT WILL AT ANY TIME BE WITHIN THE WATERWAY UNLESS SUPPORTED BY FLOTATION EQUIPMENT OR A TEMPORARY CONSTRUCTION PAD COMPOSED OF CLEAN NON -EROSIBLE MATERIAL (ROCK, RIP -RAP, MATS). 5. TEMPORARY STREAM CROSSING MEASURES SHALL BE REMOVED FOLLOWING ALL INSTALLATIONS. STREAM BANK STABILIZATION SHALL BE INSTALLED IMMEDIATELY AFTER REMOVAL OF TEMPORARY STREAM CROSSING MEASURES. 6. PLACE SILT FENCE ON EACH SIDE OF STREAM CROSSING IMMEDIATELY AFTER CONSTRUCTION. 7. STREAM CROSSING SHALL MEET ALL CONDITIONS OF APPROVED ARMY CORP OF ENGINEERS PERMIT NO. 8. CONTRACTOR TO PROVIDE TURBIDITY CURTAIN DOWNSTREAM OF PUMPING ACTIVITY. DRAWINGS AND CALCULATIONS OF TURBIDITY CURTAIN SHALL BE SUBMITTED BY THE CONTRACTOR TO THE ENGINEER FOR APPROVAL. z O U CLIO o F-- (n Z O U O BEFORE YOU DIG, EVERY DIG a CONTACT MISS UTILITY W 1-800-257-7777 Q IT'S THE LAW W W H O z z THE SCALE BAR DATE OCTOBER 2010 SHOWN BELOW H & S J08 31037-035 � MEASURES ONE NUMBER INCH LONG ON Z CONTRACT DRAWING THE ORIGINAL NUMBER NUMBER � DRAWING. A C5 uj CONSTRUCTION OF A SILT FENCE SF BLOCK AND GRAVEL DROP INLET iP BLOCK & GRAVEL CURB INLET iP BELOW GRATE SEDIMENT BAG iP GENERAL EROSION AND SEDIMENT CONTROL NOTES (WITHOUT WIRE SUPPORT) SEDIMENT FILTER SEDIMENT FILTER INLET PROTECTION 1. THE PLAN APPROVING AUTHORITY MUST BE NOTIFIED ONE WEEK PRIOR TO THE 1 SET THE STAKES.. 2. EXCAVATE A 4°x4".TRENCH CURB INLET PRE -CONSTRUCTION CONFERENCE, ONE WEEK PRIOR TO THE COMMENCEMENT OF LAND UPSLOPE ALONG THE LINE OF STAKES DISTURBING ACTIVITY, AND ONE WEEK PRIOR TO THE FINAL INSPECTION. WIRE SCREEN CONCRETE BLOCK 2. ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CONSTRUCTED AND 'MAX SILT LADEN MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE VIRGINIA RUNOFFROADWAY EROSION AND SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULATIONS VR �-- 625-02-00 EROSION AND SEDIMENT CONTROL REGULATIONS. _ � � " •.., � lot GRATE INLET 3. ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRTHE FIRST STEP IN CLEARING. �FILTER BAG BETWEEN \� / \ � . • • ,. • . ,. FRAME ANDS GRATE � i / � �� t�JC�� 4. A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL BE CATCH BASIN INLET MAINTAINED ON THE SITE AT ALL TIMES. FLOW �`��\���������� [�Q (�Q �, NOTE: 5. PRIOR TO COMMENCING LAND DISTURBING ACTIVITIES IN AREAS OTHER THAN INDICATED ��/� �� 4• � 'J�jn_ � „��Q�jn�j� �� �gj�C���%�'/-, 1) IN PAVED AREAS, USE FILTER BAG FOR INLET ON THESE PLANS (INCLUDING, BUT NOT LIMITED T0, OFF -SITE BORROW OR WASTE �� -r- � �= AREAS),THE CONTRACTOR SHALL SUBMIT A SUPPLEMENTARY EROSION CONTROL PLAN 3. STAPLE FILTER MATERIAL TO STAKES 4. BACKFILL AND COMPACT ��OOOgO�OOOgO�O�O�0�000���, J- CONCRETE BLOCK PROTECTION (NO MESH, BOX STONE REQUIRED) TO THE OWNER FOR REVIEW AND APPROVAL BY THE PLAN APPROVING AUTHORITY. AND EXTEND IT INTO THE TRENCH. THE EXCAVATED SOIL. �- � DO, O DOCK-j0 DOO�O DO�O 6. THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ANY ADDITIONAL EROSION WIRE SCREEN CONTROL MEASURES NECESSARY TO PREVENT EROSION AND SEDIMENTATION AS An GRAVEL* FILTER ' PERSPECTIVE VIEW GRAVEL FILTER DETERMINED BY THE PLAN APPROVING AUTHORITY. PERSPECTIVE VIEW 7. ALL DISTURBED AREAS ARE TO DRAIN TO APPROVED SEDIMENT CONTROL MEASURES AT - � ALL TIMES DURING LAND DISTURBING ACTIVITIES AND DURING SITE DEVELOPMENT UNTIL ILK 1. 1 1FINAL STABILIZATION IS ACHIEVED. 8. DURING DEWATERING OPERATIONS, WATER WILL BE PUMPED INTO AN APPROVED WIRE SCREEN OVERFLOW RUNOFF WATER FILTERED WATER FILTERING DEVICE. FLOW � ��//�/��/j ' FILTERED WATER WITH SEDIMENT 9 THE CONTRACTOR TRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES PERIODICALLY AND OVERFLOW����//��/\� AFTER EACH RUNOFF PRODUCING RAINFALL EVENT. ANY NECESSARY REPAIRS OR ///x//�//�// CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES SHALL RUNOFF WATER _ _ EL /�/�/�/�/�i SHEET FLOW INSTALLATION WITH SEDIMENT '���i���ij�/��ij� ij�/ij��iij//j�iiji BE MADE IMMEDIATELY. PERSPECTIVE VIEW ����j,. 10. ALL FILL MATERIAL TO BE TAKEN FROM AN APPROVED, DESIGNATED BORROW AREA. FLOW 3 y��j��j��j ,��j��j��jti\j��j��j��j��j� ..�a DROP INLET WITH GATE SEDIMENT ����/�\�/o:...• � \�\ /11. ALL WASTE MATERIALS SHALL BE TAKEN TO AN APPROVED WASTE AREA. EARTH FILL q MA q // "\�j/��j//j\�j/\�j/\�j/\�j/\�j/\�j/\�j/\�j/\�j/\ o .. � 2 2 �� I \ SHALL BE INERT MATERIALS ONLY, FREE OF ROOTS, STUMPS, WOOD, RUBBISH, AND g /,�; ;�jj:.�.. WIRE SCREEN �- CURB INLET a OTHER DEBRIS. /��_ SEDIMENT �������%��j/� . ° �� o � � cdi 1 o � 2 x 4° WOOD STUD � Q �O a � � 12. BORROW OR WASTE AREAS ARE TO BE RECLAIMED WITHIN 7 DAYS OF COMPLETION PER \�����\� �� ��\`�\ ELEVATION ZONING ORDINANCE SECTION 5.1.28. ELEVATION O d(�� O �(�� O ��� O ��� �� O CLASS I RIPRAP 13. ALL INERT MATERIALS SHALL BE TRANSPORTED IN COMPLIANCE WITH SECTION 13-301 SPECIAL APPLICATION �_� o �LJ o � o � o OF THE ALBEMARLE COUNTY CODE. SPECIFIC APPLICATION ,, POINTS A SHOULD BE HIGHER THAN POINT B. 2 THIS METHOD OF INLET PROTECTION IS APPLICABLE AT 14. BORROW, FILL OR WASTE ACTIVITY INVOLVING INDUSTRIAL -TYPE POWER EQUIPMENT DRAINAGE'NAY INSTALLATION THIS METHOD OF INLET PROTECTION IS APPLICABLE WHERE HEAVY t _CURB INLETS WHERE AN OVERFLOW CAPABILITY IS NECESSARY � TYPE II GEOTEXTILE SHALL BE LIMITED TO THE HOURS OF 7: oOAM TO 9: oOPM. (FRONT ELEVATION) FLO'NS ARE EX?ECTED AND 'WHERE AN OVERFLOW CAPACITY IS TO PREVENT EXCESSIVE PONDING IN FRONT OF THE STRIUCTURE. 180 (MIN) CHANNEL DETAIL SEPARATOR 15. BORROWFILL OR WASTE ACTIVITY SHALL BE CONDUCTED IN A SAFE MANNER THAT NECESSARY TO PREVENT EXCESSIVE PONDING AROUND THE STRUCTURE. *GRAVEL SHALL BE VDOT 431 #357 OR #5 COARSE AGGREGATE ,MAINTAINS LATERAL SUPPORT, IN ORDER TO MINIMIZE ANY HAZARD TO PERSONS, 022700" GRAVEL SHALL BE VDOT #31 #357 OR #5 COARSE AGGREGATE. 0227011R PHYSICAL DAMAGE TO ADJACENT LAND AND IMPROVEMENTS, AND DAMAGE TO ANY PUBLIC STREET BECAUSE OF SLIDES, SINKING, OR COLLAPSE. 0227001 0227002 16. TEMPORARY STABILIZATION SHALL BE TEMPORARY SEEDING AND MULCHING. SEEDING IS TO BE AT 75LBS/ACRE, AND IN THE MONTHS OF SEPTEMBER TO FEBRUARY TO CONSIST A 50/50 MIX OF ANNUAL RYEGRASS AND CEREAL WINTER RYE, OR IN MARCH AND APRIL TO CONSIST OF ANNUAL RYE, OR MAY THROUGH AUGUST TO CONSIST OF GERMAN MILLET. STRAW MULCH IS TO BE APPLIED AT 80LBS/100SF. ALTERNATIVES ARE SUBJECT TO APPROVED BY THE COUNTY EROSION CONTROL INSPECTOR. ST0111E C01"14STRUCTICION'' ENTRANCE CE INSTALLATION CRITERIA FOR 17. PERMANENT STABILIZATION SHALL BE LIME AND FERTILIZER, PERMANENT SEEDING, AND O MULCH. AGRICULTURAL GRADE LIMESTONE SHALL BE APPLIED AT 90LBS/1000SF, EXISTING PAVEMENT INCORPORATED INTO THE TOP 4-6 INCHES Of SOIL. FERTILIZER SHALL BE APPLIED AT SOIL STABILIZATION BLANKET 70' MIN PAVEMENT 1000LBS/ACRE AND CONSIST OF A 10-20-10 NUTRIENT MIX. PERMANENT SEEDING SHALL BE APPLIED AT 180LBS/ACRE AND CONSIST OF 95% KENTUCKY 31 OR TALL A 31 FESCUE AND 0-5% PERENNIAL RYEGRASS OR KENTUCKY BLUEGRASS. STRAW MULCH IS 5:1 TO BE APPLIED AT 80LBS/100SF. ALTERNATIVES ARE SUBJECT TO APPROVED BY THE � � COUNTY EROSION CONTROL INSPECTOR. � ANCHOR SLOT NOTES 18. MAINTENANCE: ALL MEASURES ARE TO BE INSPECTED WEEKLY AND AFTER EACH EXISTING GROUND &` MIN. A MOUNTABLE BERM RAINFALL. ANY DAMAGE OR CLOGGING TO STRUCTURAL MEASURES IS TO BE REPAIRED (OPTIONAL) APPROXIMATELY 200 STAPLES REQUIRED IMMEDIATELY. SILT TRAPS ARE TO BE CLEANED WHEN 50% OF THE WET STORAGE ELEVATION PER 100 SQ. YDS. OF MATERIAL ROLL. DIVERSIONS O VOLUME IS FILLED WITH SEDIMENT. ALL SEEDED AREAS ARE TO BE RESEEDED WHEN FILTER CLOTH CHECK SLO�SStOJBECB�RIEDL6TST0 12°. DV NECESSARY TO ACHIEVE A GOOD STAND OF GRASS. SILT FENCE AND DIVERSION DYKES 70' MIN WHICH ARE COLLECTING SEDIMENT TO HALF THEIR HEIGHT MUST BE CLEANED AND 12° MAX. 4:1 OR FLATTER REPAIRED IMMEDIATELY. NIASHRACK 6° MAX. STEEPER THAN 4:1 19. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE REMOVED JUNCTION SLOT I-'- 10% SETTLEMENT R (OPTIONAL) 10� MIN. \ EDGE AND END JOINTS i i i � i i i i i � 0.3� FREE BOARD WITHIN 30 DAYS OF FINAL SITE STABILIZATION, WHEN MEASURES ARE NO LONGER _.__.. SLOT TO BE SNUGLY ABUTTED � NEEDED, SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL INSPECTOR. CHECK SLOT ................................ JUTE MESH WILL HAVE I I ------ ------------ \�~�\'�\ TERMINAL FOLD STAPLEDLAP JOINT / ESIGN FLO DEPTH LIEU OF EDGE JOINT 12� MIN. 10 EXISTING LAP JOINT 2" MIN. MIN. PAVEMENT TAMP FIRMLY (JUTE MESH ONLY) 1; 1 gill ANICHOR SLOT -� 5' MAX. 4:1 OR FLATTER 3� MAX. STEEPER THAN 4:1 I I , SLOPE TURF REINFORCEMENT B/M . TYPICAL PARABOLIC DIVERSION VDOT #1 B 2 POSITIVE DRAINAGE 10� MIN. = � _ _ __ _-�-I I MATTING(TRM COURSE AGGREGATE � TO SEDIMENT _� � m n �I -T >rl � � �I 6 TO 12 Tr==Tfi= �Tf j1I�=Tf(=1TI= TRAPPING DEVICErr�=�� =r��n _ram rr-1 �i 1t-�l- 1=1 12 ° M I N MUST EXTEND FULL WIDTH _ I I I �I I I 10% SETTLEMENT OF INGRESS AND EGRESS . LE' - I I I I � �--..•.....•.•.......•...•.....•....... LONGITUDINAL z OPERATION 0.3 FREE BOARD- .... .:. ::.... OVERLAP CHECK SLOT . . 12' MIN DESIGN FL04EPTH � = TURF REINFORCEMENT MAT 2» TO 2" _ (TRM) OR ROLLED EROSION CREST OF BERM � • �" TAMP CHECK SLOT I I I I I I I I I I r- - FIRMLY --' {� W1111_ _ CONTROL MAT (RECM), TYP 3 MIN. I VAR. ► VAR. 3" MIN, Ii '� PERMANENT DITCH TI6". TO 12 6 TO 8 MIN. PLAN VIEW TYPICAL TRAPEZOIDAL DIVERSION AT TOE OF SLOPE 12 " M I N O = = r • = 1= 1= _� = I I I I I �T I--mrrl---iTl= STAPLING DIAGRAM 0 FILTER CLOTH zSEC�ON "A -A' *CHECK SLOTS AT MIN. N, [L " STAPLE FORMED FROM NO.11 STEEL WIRE. 501 C-C ,INTERVALS; T = Q 6 --7 811 „ STAPLE MIN. LENGTH FOR SANDY SOIL. OT REQ. D WITH ALL j r 10% SETTLEMENT 4y 6 STAPLE MIN. LENGTH FOR OTHER SOIL. OMBINATION BLANKETS z z_ /ems 0.3 FREE BOARD a... JUNCTION SLOT a.' Q• Q a:': °:..a.. EXISTING GROUND = - .••• TERMINAL FOLD ��TAMP � . • • ° :. ° ti.:a a.° : a : :.... •a o..Q FIRMLY N r:a a a Q 2" 6' TO 12° TAMP FIRMLY ESIGN FLOW DEPTH I Y z 00 lowW111111101111111i NOTES: LLJ -- o _ � `�' 3� MIN OVERLAP � -� - m _ �_� ��i11-III I 1. TRM OR RECM SHALL BE STAPLED TO z II�IT�II�I BETWEEN ROLLS -==1-==i i�ll�ll�ll SLOPE AS SPECIFIED BY MANUFACTURER. >- IT�1TI �_I1I1���,�1I1�InI1I=�,,iI1I�„lIlI�iI1=l1I1 rIlIlIl=�,,TIll�rIlIl�iIllrl„- VEE-SHAPEDDREINFORCED CONCRETE DRAIN SPACE TYPICAL 2. PREPARE, SEED AND FERTILZE SLOPE ��Y m • IMMEDIATELY PRIOR TO MAT INSTALLATION. ' W 0257701 0227014 0227009 of 3.0 LBS/FT 3. MATTING TO HAVE MINIMUM SHEAR STRESS z . J 5 LTH f , THE SCALE BAR DATE OCTOBER 2010 DESIGNED E YP�,il �' Ohs I 0 RIVANNA WATER & SEWER AUTHORITY „ SHOWN BELOW CAB 24 FORCE MAIN ,� H & S JOB 31037-035 �'DRAWN RONALD L. CHARLOTTESVILLE, VIRGINIA MEASURES ONE NUMBER< �'� � YA�O E INCH LONG ON CHECKED TAYLOR PORTER Environmental Engineers & Scientists CIVIL CONTRACT DRAWING Z THE ORIGINAL NUMBER NUMBER DAN `� Lic. No.24649 � � Lie. No.041975 � PROJ.ENGR.o �,� M00RES CREEK DRAWING. .o M �, 4011 WestChase Boulevard su►te 50o EROSION &SEDIMENT CONTROL DETAILS --J Raleigh, North Carolina 27607 o �. � � A C 7 w I PUMP STATION IMPROVEMENTS NO. ISSUED FOR DATE BY APPROVED