Loading...
WAP City SubmittalERHAR TIBLANSICIICITY WETLAND ALTERATION CHANHASSEN,, MINNESOTA -,, f PRELIMINARY FUTURE = r SUBDIVISION CONCEPT ;1 — jg: N XCIHERON pR1 109. o 0 50 100 200 SCALE IN FEET VICINITY MAP NOT TO SCALE SHEET INDEX NO. COVER SHEET 1 EXISTING CONDITIONS 2 SITE PLAN 3 WETLAND EXCAVATION/GRADING PLAN 4 SPOIL PILE/GRADING PLAN 5 EROSION AND SEDIMENT CONTROL PLAN 6 EROSION AND SEDIMENT CONTROL NOTES AND DETAILS 7 RESTORATION PLAN 8 DEVELOPER BLACK CHERRY DEVELOPMENT, LLC 14500 MARTIN DRIVE, SUITE 3000 EDEN PRAIRIE, MN 55344 CONTACT: TIM ERHART PH: 612-963-0733 CONSULTANT ALLIANT ENGINEERING, INC. 733 MARQUETTE AVENUE SUITE 700 MINNEAPOLIS, MN 55402 PH: 612-758-3080 FX: 612-758-3099 ENGINEER MARK RAUSCH LICENSE NO. 43480 EM: mrausch@alliant-inc.com SURVEYOR N PETER GOERS LICENSE NO. 44110 EM: pgoers@alliant-inc.com LANDSCAPE ARCHITECT MARK KRONBECK LICENSE NO. 26222 EM: mkronbeck@alliant-inc.com WETLAND SCIENTIST ADAM CAMERON KJOLHAUG ENVIRONMENTAL SERVICES COMPANY EM: adam@kjolhaugenv.com - ., i®r ? • 11 ALLIANT 733 Marquette Avenue Suite 700 Minneapolis, MN 55402 612.758.3080 www.alliant-inc.com z 0 a Ix W H J a D z a W V az ..I M C13 z Lv ccV) a a W c) W a z 0 I - a oc W H J a D z a oc J W H > W 0 � v I hereby certify that this plan, specification, or report was prepared by me or under my direct supervision and that I am a duly Licensed PROFESSIONAL ENGINEER under the laws of the State of MINNESOTA MARK RAUSCH, PE Date License No. QUALITY ASSURANCE/CONTROL BY DATE DATE ISSUE 12-4-2020 CITY SUBMITTAL PROJECT TEAM DATA DESIGNED: MPR DRAWN: TAS PROJECT NO: 220-0090 'l SHEET 1 of 8 / / t / W : `f " ' r' , _ / r ' -iii/ I� = - ,. - - 'i ,J :, / .. /, .: s : - : ... ///'� - "" /- •-- „ � ., ---- / wf / -//., / - --., .. .. - - , s _/ ...... . ' .... I t CJ, - " -'---- ------------ -- .".". ----- ." %s ' , _ SOUTH LINE OF THE NORTH 62:28` _ - - FEET OF SW 1/4OF SW / : " : n i - ,; / f s i • i 1 WETLAND #2 , i :a _ s{ !TLOT _ _ I ' // / � • iC�FY�J'ATtOtti / c�� �'Z4.. bl7 /�23 0123 012 TEMPORARX, CUL -DEQ_ (C ' c 2 ,.EMENT PER C� NO.o_ ..,_...".. - - EAS ,.nt .2 ,....._. ., : �S6b`7*kti6' -$ :9121 -.: ' 0J2'I � - r - { p Ot.....;'� d.,.. ......... ...."""... . - , _ _.... ..".. _... .... 02ff -''x'04 .. -: �` '. .. ' �•- .., .-.....,.,- j j. ` Y / \ : � - , „ v :.. ....... O i REFERENCE LINE FOR 16.5 s ' / 4'"",..,y - IL 04 G35 4 1 0 FT. TELEPHONE EASEMENT— .�' .._., f22 0 I 02 . ....._ : i/ ......... ..... PER DOC. NO. 94211 ] :: ,.:,,-. 03 .��� ,. _ 6,I , :. - , 3Z . 5 A '03� P38 _ 639 044 - SE COR. OF / %J �r 0 49 5 s n�_< ' 4 050 - a 9 9 3 \ >.. : : 0 /. "-• WOOD _ -�........ ..... .......... ..."._.. "..,..... .... ,.. off, - "- 9 k 05 �o J 000 4J I 2 \ - - 075 04 • o' of ti ! s. i 58 /f o N 97 =� 485... -. c �,..� I \ - - -' WETLAND - " .... \ --. W 4 , w "=ash. as'r \ . _ _ s WETLAND G _ = I i # a _ I �, 3 7 , L / 38 i - `OF":1N"ATE �OCAT a� r62 239 GINEERING -�- /. -_ ......," �/ � 1 — O NT FN // �'�i1 -" \.: d:-9/ .,- .,..,.-,. .......,.., o4•Ql,... .q�8:/.'.."-�1b..-:�//-• / N'tfSr7 19 2020 / ,_-- / �" \ ----- az 467 ;;� .3 '3 li . o 6 06Q 0741 33 2Z 0 449'7RI fl / rr4. w - a - - ,.•.. ,.. "" a . -.. w - 231 0 .. t i 3 .- c"P 225 _ i ,, 2"'t.A 'a 202 - -�;, ° �,N. r�„ ,.....-.,� liJ o2o3t /' WETLAND 3 \ % s / .... -...'o i�LF;.-. .-.�a F 4 - 2230G. 4 6204 �'' 7ij Q7 X94 ' f' 22 -082 „- _ N - / ; = /,��. /�4",B..,`'/d.-�. / o"�/'r',/ '/„ •,,. . .>>s '-'7 rY4 -......._....." o .„.r..-. . � dJ• ,F¢022 1 ...q 2 I 9 < 5_00200o 0 '43.,tl291 iso220 a0222 .o L 5� _ 2 23O.4 4 P.Ed .a =,C , • �I fi f i _ i , -{' \ 0 ._ ..: - ,020 9DN .s „' -420C _ : .. '"---- "'.. /. ,........ 381-- „ /. e 218 ' t= ......y _ c212 5 / e •,IF � ,s`. :- y, 7% 0 5 � 4 ,,,..�/ - . 384 ....... - fi xI 2 / 33 � / 5--9 i l� � B I k 455 .o 015. , l �7� � t / - ..........-..,� . 378, o - 272. 23 i / - : so3 'x`217 _ . 0462 `0;35 _ 6 'o � •' o ' / 1590193 1 "e 7 .H 4 o 6` C - .� . B I 3 80 41; , z / x` a I Ba' / c -O 1 -o 3 6 O 1 7 j`o� J9 _ c+ E sf= O 49 0 448' \ O 1: 0 3 50o . / o”-16' I' -4 414 41 � 0 36 isr C, 0 3:d 025" r =- 't J =` 44 - o �: . O �4 2 9 i 47 . r = I 82 : 1 cj. 6 4 X57- t • o- i o �9 - s 4" 36 4b `w o i _ &'4103 - Ji' 5 -792 65 a i of _'o 52 'O 29 O, 2 .4 c - � 4- ' S 4,� 27�J 37.3 cr° _ % : : r r :: r: ; , r 1. .. ....,..,..o�7a 4 i� s .. ..: F is y `i t s - P " 3�- 7.7.97 0 � 01 , �J / /- old _. ., /// C"`n'/ O" 421 i - OZ'S 0�4�; , 4 °� ,"`'ti.' / E`>�c�" .:a406 170 ,. , .." ./- ..495 ,..� ..� 'c 3' �B -' =` „'. ., K'_. 2 e - 17�rj i. 9. 976'-. r i 4 2 d =o 91 7+ 4" .. Wiz' .. �I SII - - A "r _ 2.. f """S7 E- H %i 3 O -. / L. a G.' % : ; L _ G :•::'_ i 33c It , 4;38 4 / =s LECTRIC L T 5`„ �i / i E O / o' / : _ . ------------ / 2 -i`" `"� NIKIFf / %� � it rfr _ v., _ Zj �`�., , 1 y I Il { Y t' i �-..-.....moi:,-�= 1 39 f - / 1 '(; -o / i r _ lY s _ ARO = = - _ _ ' >• - DRAINAGE & UTILI Y EASEMIENTS PER_ - ,: =—J O-� =r = PLAT ,OF BUTTERNUT RIDGE ADDITION. �I / f Ja ' - o O 4t . :�WLf..:—ilk_ o i uI ..., O — � \k l� /� ' \ U I m �N �w r -- ,� N /, - ' L0 0 ,,'- — ------------L I00 cn _ ICoraj �ago — LLJ i / TEMPORARY AC�ES� EAvIENT _i ;� `` /' �`...• Z I F- O = F v< PER DOC. -A Bf` \ /... 1, '� Z r N2• E- / lL I % ^ k1 ^, - O I O W s i V IL i t s s f , i i I V / � O \ i �- .. y W. / W r t' _- 9 / Z iJ ! W — J , _ , r' Z — . : _ % / — � J " �i W Z s^H �z Zoe i / - I _ 2 1 t F / or 4 .......... ---- —,— r T. ^e 6 i � _ N : i :.. , r / 633 . , :.: , `I v vd_� " N LINE OF THE,>S OF NW 1/4 OF. NW 25 EXISTING CONDITIONS LEGEND: O SET A MONUMENT CAP IRON 0 UMENT 18425 • FOUND IRON MONUMENT Q CARVER COUNTY CIM Z WATER VALVE [T TELEPHONE BOX SANITARY MANHOLE g— SIGN FIRE HYDRANT O CLEAN OUT E ELECTRIC BOX TR TRANSFORMER G GAS I>SANITARY SEWER I>>"-- FORCE MAIN WATERMAIN —wL WETLAND DELINEATION — — — — — — — EDGE OF WATER j qA s r-� fib.-' N 0 50 100 200 SCALE IN FEET ALLIANT 733 Marquette rq uette Avenue Suite 700 Minneapolis, MN 55402 612.758.3080 www.alliant-inc.com Z O Q W Q Z W U Cl) `c Q z La Z r V) 0 Q Q Z c _ W 0 7 W Z O H Q cc W Q Z Q LJL W I hereby certify that this plan, specification, or report was prepared by me or under my direct supervision and that I am a duly Licensed PROFESSIONAL ENGINEER under the laws of the State of MINNESOTA MARK RAusCH, PE Date License No. QUALITY ASSURANCE/CONTROL BY DATE DATE ISSUE 2-4-2020 CITY SUBMITTAL PROJECT TEAM DATA DESIGNED: MPR DRAWN: TAS PROJECT NO: 220-0090 'r: SHEET 2 of 8 1 PARCEL ID: 251550022 =� OWNER: TIMOTHY A & DAWNE M ERHART `- WETLAND 2 CLASSIFICATION ASSUMED: P MANAGE 2 - CITY, MEDIUM - RPBCWD �A BUFFER REQUIREMENTS: 20' MI N.,40' AVG., 80' MAX - RPBCWD . <v2 =_�\ 2a' MIN.+3o'sBK-CITY �y FD �. WETLAND 4 CLASSIFICATION ASS'UN,,ED:,- MANAGE 2 - CITY, MEDIUM - RPBCWD- i' BUFFER REQUIREMENTS: PRELIMINARY FUTURE - �j � `� , � . � � • . 20' MIN.,40' AVG., 80' MAX- RPBCWDSUBDIVISION CONCEPT \ 20' MIN. +30' SBK-CITY ESTIMATED HAUL ROAD �.,.:. �,_ ----- LOCATIO BE FIELD N 0 I FIT) SITE DATA: PARCELS PARTIALLY PID: 250240811 DAVID & MARY BLANSKI INCLUDED IN WETLAND 252990510 CITY OF CHANHASSEN ALTERATION CONSTRUCTION. 251550022 TIMOTHY & DAWNE ERHART WETLANDS DEPICTED PER KJOLHAUG ENVIRONMENTAL DELINEATION SITE LEGEND: - ----- -"" - PROPOSED EASEMENT FUTURE BUFFER PROPERTY LINE _.._.. SETBACK LINE _ ______ LOT LI N E _....... ... ------- RIGHT-OF-WAY MAX 20' WETLAND BOUNDARY (FIELD FIT) HAUL ROAD EXISTING WETLAND BUFFER SLOPE VARIES FUTURE WETLAND BUFFER* EXISTING GRADE *TO BE PROVIDED WITH PLATTING A' A' OF FUTURE DEVELOPMENT Q El EXISTING WETLAND BUFFER MONUMENT N 0 50 100 200 SCALE IN FEET EDGE OF HAUL ROAD FUTURE BUFFER LIMIT EXISTING TREE DELINEATED WETLAND EDGE CANOPY MIN 15' MAX 20' 51 (FIELD FIT) DO NOT DISTURB WETLAND SLOPE VARIES SIDE OF SILT FENCE EXISTING GRADE A' A' SILT FENCE HAUL ROAD SECTION NOT TO SCALE 11 ALLIANT 733 Marquette Avenue Suite 700 Minneapolis, MN 55402 612.758.3080 www.alliant-inc.com I hereby certify t specification, or prepared by me direct supervision am a duly Licen: PROFESSIONAL EN the laws of the MINNESOTA MARK RAUSCH, PE � 2 I.L. W M Z O H- a W J a Z Z 45 �..� 0. WLU LU this plan, report was or under my and that I -ed GINEER under Mate of Data License No. QUALITY ASSURANCE/CONTROL BY DATE DATE ISSUE 12-4-2020 CITY SUBMITTAL PROJECT TEAM DATA DESIGNED: MPR DRAWN: TAS PROJECT NO: 220-0090 3 SHEET 3 of 8 - - - ` oz"4 zAAi i- " - z _ - �" =. o _ 3 "- 2 I/ C� � � 23- �. �\ " - o-126 ------------ . t, r' Q +22 \ - 020 I WETLANDo , _€) / o Mr / ! -- - - - - - ---- I I ol m - ...._..__ .. d _ 4 2A - �= -. .... ..............` of / - - N, .; , . 0-1 %e �- kEk,5 i i : '•/ ' 0104 AU - ,/, -�' 0103 ��>•'' �_ _ :�-�ili�'�'� '��.� „ 6132 - - ,_. � i. x133 :f - / i /fir /r � , "� �. =k - Bk a4 _SUBDIVISION CONCEPT , 14, o - _ o 2 - J3 -i 4 1 _ ; : ; : _.. i244__..__' 030 / _ - - � ,' ,. /' � 010 1 80- o D , _ 3 k0I , " ,.." EXISTING WETLAND DO NOT EDGE DISTURB OUTSIDE OF WETLAND LIMIT EXISTING EXISTING WETLAND WETLAN D TYPE 3 TYPE 3 EDGE EDGE DO NOT DISTURB 880'-879'± -10' 15'± 0.-1 SLOPE s., BOTTOM OF WETLAND 876' B ° B TYPICAL .irt° R,"CROSS -O'c tiEr I• NOT TO SCALE 15'± 10' 10:1 S 1 S�Opti Fj•. GRADING NOTES: 1. THE CONTRACTOR SHALL KEEP THE ADJACENT ROADWAYS FREE OF DEBRIS AND PREVENT THE OFF-SITE TRACKING OF SOIL IN ACCORDANCE WITH THE REQUIREMENTS OF THE CITY. 2. NOTIFY GOPHER STATE ONE CALL, AT (800)252-1166, 48 HOURS PRIOR TO START OF CONSTRUCTION. 3. PRIOR TO STARTING CONSTRUCTION, THE CONTRACTOR SHALL BE RESPONSIBLE TO MAKE SURE THAT ALL REQUIRED PERMITS AND APPROVALS HAVE BEEN OBTAINED. NO CONSTRUCTION OR FABRICATION SHALL BEGIN UNTIL THE CONTRACTOR HAS RECEIVED AND THOROUGHLY REVIEWED ALL PLANS AND OTHER DOCUMENTS APPROVED BY ALL OF THE PERMITTING AUTHORITIES. 4. THE GENERAL CONTRACTOR MUST DISCUSS DEWATERING PLANS WITH ALL SUBCONTRACTORS TO VERIFY NPDES REQUIREMENTS. IF DEWATERING IS REQUIRED DURING CONSTRUCTION, CONTRACTOR SHOULD CONSULT WITH EROSION CONTROL INSPECTOR AND ENGINEER TO DETERMINE APPROPRIATE METHOD. 5. REFER TO EROSION CONTROL PLAN FOR ALL EROSION AND SEDIMENT CONTROL DEVICE LOCATIONS. ESTIMATED EARTHWORK: CUT: 21,216 CUBIC YARDS ± FILL: ASSUMED 0 DISTURBED AREA: 3.669 ACRES ± - i ,1_� 1 � I MAKI �I 0 0243 EXISTING TREE EXISTING CONTOUR 789 PROPOSED CONTOUR - -- PROPOSED EASEMENT PROPERTY LINE SETBACK LINE ___________________"________. LOT LI N E RIGHT-OF-WAY WETLAND BOUNDARY 1 HAUL ROAD N 0 25 50 100 SCALE IN FEET EXISTING WETLAND NORMAL WATER EDGE LEVEL 879' 10, NATURAL 10 10' EXISTING GRADE BENCH;LV DO NOT DISTURB �- �- TO DOWNSTREAM OPE OUTSIDE OF - WETLAND WETLAND LIMIT SCOP SCOPE 5.1 879± A 880'-879'± BOTTOM OF WEILAND 876' /J 1=C1 NATURAL WETLAND TLET CROSS SECTION NOT TO SCALE ALLIANT 733 Marquette Avenue Suite 700 Minneapolis, MN 55402 612.758.3080 www.alliant-inc.com z _O a log W J a 0 z w U) z a Z J � m Z w c a = Z W v I hereby certify t specification, or prepared by me direct supervision am a duly Licen: PROFESSIONAL the laws of the MINNESOTA MARK RAUSCH, PE 0 � a w a � z z O O H F- H U J Q W 0 az z J J F_ LLJ LU Tat this plan, -eport was or under my and that I ;ed GINEER under d r hate of Date License No. QUALITY ASSU Q RANCE CONTRO / L BY DATE DATE ISSUE 12-4-2020 CITY SUBMITTAL PROJECT TEAM DATA DESIGNED: MPR DRAWN: TAS PROJECT NO: 220-0090 El SHEET 4 of 8 EXISTING WETLAND BUFFER FUTRUE WETLAND BUFFER'S *TO BE PROVIDED WITH PLATTING OF FUTURE DEVELOPMENT PM NT TYPE 3 WETLAND -DO NOT DISTURB 1 HAUL ROAD N 0 25 50 100 SCALE IN FEET EXISTING WETLAND NORMAL WATER EDGE LEVEL 879' 10, NATURAL 10 10' EXISTING GRADE BENCH;LV DO NOT DISTURB �- �- TO DOWNSTREAM OPE OUTSIDE OF - WETLAND WETLAND LIMIT SCOP SCOPE 5.1 879± A 880'-879'± BOTTOM OF WEILAND 876' /J 1=C1 NATURAL WETLAND TLET CROSS SECTION NOT TO SCALE ALLIANT 733 Marquette Avenue Suite 700 Minneapolis, MN 55402 612.758.3080 www.alliant-inc.com z _O a log W J a 0 z w U) z a Z J � m Z w c a = Z W v I hereby certify t specification, or prepared by me direct supervision am a duly Licen: PROFESSIONAL the laws of the MINNESOTA MARK RAUSCH, PE 0 � a w a � z z O O H F- H U J Q W 0 az z J J F_ LLJ LU Tat this plan, -eport was or under my and that I ;ed GINEER under d r hate of Date License No. QUALITY ASSU Q RANCE CONTRO / L BY DATE DATE ISSUE 12-4-2020 CITY SUBMITTAL PROJECT TEAM DATA DESIGNED: MPR DRAWN: TAS PROJECT NO: 220-0090 El SHEET 4 of 8 •��. ._ _ / - - - - - - - - - - a!�0481 -.. ",. ... - 07....: , f 0 ,x55 0232- 067- s ., - - :".."..--.. -,15 _ o80 o 3qs 6 9fr r "0[64 f._ :. O 33 0 o l 30Z ' .... / v„� .-..,-- ”-" 9241 °z�� 02� ' \ -. . , '�` / o16f7 0 — 4" Y<_ o .-. 2300 . o , 9 =QIP 7&47ti64Z6 / /..._... - 3}4 c 26 % „-.-. .". ". 5'i ^' ' W / _ ... 31 :D i b 95 03(5...". _-" ..,._,... o?ZS - 093, i 9490. -.. 2 / - .. : ,._ 2 ' o O 3+3" 4$9 3[8 <020 3 . .� 4}5 ...,.. ...., "-. ;.". :,.-, ...._".," .., ...- 301 .. 0203 - - _. ,,,- 6 0.2.36 -- 3Gi '.. / 9.309 ; 1 s 71 47aZ 474 / 49. -.",.. ,..•• _ _ __., "-._.," -• , 223 s = i- 47 / 4.".. -� : „r 62 4 0204 ' / / oJt z / , -.,.-,"_."..". ."." .. .0235 : 5 � 8 .% "... ,,,...•.' o / 3Q. - 303 - • .. 4 1 p + 2 i - i 49,2 - :--..: -... � ..,".'. -- ... r / ,---- 0221 _ s - 0 1 4 . o . .. .... '' 205 _" 29 /MV . 0 w., A , , 6470 X69 .. , "o. 1 206 -"85 �O .a 84 si is it 6 I 'b o 88 "- ---' - ..."...,. , ...., - / 275 7 : / , "" ... .. , X220 0210!: � r7 3�2 -. - f 4 I/ 58 "• 242 - f 3" 25 'o 3 2 8 I': 2A7 09 . 4.7 456 o ". : �. ...... " "" �?. 320 _ tt 188 .. .." ... .. '',. ; -.,. 277 ... 27 927 . . __.. o324an 1�5 ' - i 2o08 2" 11 / - / a I 019 95 O . 0B9 OA61 0273466 ." I iS7 , 3: ' i n 0 I - `. 0/18 O 647 - . 081 _._2l2 / mo•w. -.. 453 - 0 384 O 1 . ... 38� = o I - 465 - .... ".".. i . 28.9.." _. 7 zs 8 : 6e 0 21"3isa............... . .. . 79 2045 -- ." .0 19 .. 6 9462 267° 14PRELIMINARY FUTURE o4fi4 �� SUBDIVISION CONCEPT HAUL ROA. Ole _ t -1� , " J � 8 eras I i i o44 "o41 Q '3 ` o7 o� 3 6&0450 6 �s � - i, J" 63' o , ' - - : : - ; 02 156041414 02 �2 1 02S367; 498O4 0374. �55 442 - r95 -2600447 2793 0366 257 429 044 / .- s " `f .. .... 4/1 04r1 o 28b2 15 / .59 - SO / \. L �' 65 ` �x 9 LI57 x2794 0252 017 027o20:364'o0258 3 x . : i01 5417 ,297: ".... �A-421 ' ;i .-. : r '00404 / i` : o -�� 2797 .. _ ... l .. .- ��3 43 , < .-.- ..-"--.... / 'r '♦071 f , ..ET = , :---- .-- W LAND EXCAVATION I : J' G r 02 0249 .02 46 : " ---------- ,,.. " � . 936 a ... SPOIL PILE LOCATION. - - : o - '.o , i 250' =� 17 ,. .z ,/ - � .0360 " 98 a o .� ... 2-798- .-- 2S9' _ /vim ,� . Y, / :. z �. s7s 25 �/ 17 3 , /' 4 7 :""" i " : ."_.• PLACEMENT TO B E :.."..; =�- . 0 45 - �k 985 : 0 333 ', .. -.. --,02796 s ,3 r- "O u. ",.... "'"".... ... ...FIELD F I T W �. i 438 DIRECTION i o 0500- - /. / 460 - - ... 498 - / f „ r r 97.5.- - - - 4 - - 0 / %i ,.. .....-.. �s: /9428 � < _- - / , / r� / 'i /51/ 2 i � 04, - , f 343 3420 634 : 0394 , 0394 ' O PQ 3 NO GREATER THAN , a � r. .397 \ " E 0 8-1 : - - SLOPE - i Go WETLAND 3 TREES MAY HAVE TO $a$ CLASSIFICATION ASSUMED: ` ` BE REMOVED FOR , MANAGE 2 -CITY, MEDIUM-..,:RPBCWD SPOIL GRADING. _ z� - } . , : / BUFFER RE_QUIREMENTS'�� ..,., ,. 20 M I - D . : i : / :. : , , o ': _ .. ... _:- , , . ". '_" 20' MIN. t , i : y, : 0 SBK , i , < , , " a 1 " e : , , t - - ' S , O O ,., , : : 4 r ------------- Z7 t l - : 1 : H� : : / f / , / : r : 4 s s i i Ul / .... ..- z r / : - - / - O / O ;. i -:. : e i i ' ¢ . - - 1 i "" ...- - •fir : : t : : : , : , : - _ , i f ' t O r i l : : : e , CN ) : . l i ; : : ; , -, , � w v / y i i i i t 3` , , e 5 5 s / } • " e -x L ` , ESTIMATED EARTHWORK® STOCKPILE BORROW: 21,216 CUBIC YARDS t DISTURBED AREA: 1.147 ACRES f POTENTIALLY IMPACTED TREES 332 18 American Elm 335 22 BI ack Cherry 341 10 Hackbe rry 342 24 American Elm 343 18 BI ack Cherry 351 13 American Elm 352 18 Boxelder 353 15 Green Ash 354 13 Green Ash 355 11 Boxelder 389 12 Boxelder 390 10 Boxelder 398 10 Sugar Maple 0243 EXISTING TREE EXISTING CONTOUR 789 PROPOSED CONTOUR PROPOSED EASEMENT PROPERTY LINE SETBACK LINE --------------- LOT LINE RIGHT—OF—WAY WL WETLAND BOUNDARY FUTRUE WETLAND BUFFER` *TO BE PROVIDED WITH PLATTING OF FUTURE DEVELOPMENT HAUL ROAD 'r / 1 f • i ` � S 11 ALLIANT 733 Marquette u a ette Avenue Suite 700 Minneapolis, MN 0 o 554 2 612.758.3080 www.alliant-inc.com z O `_ i a o� W J Q z W V Y U) z Z :5 :2 m Z LLJ V) Q = x W v I hereby certify It specification, or prepared by me direct supervision am a duly Licens PROFESSIONAL EN the laws of the MINNESOTA DARK RAUSCH, PE 5� i� oc z W a z a o a I— z a o CC Q W � J (� Q W z � Q a J J i— p W O. Cn iat this plan, -eport was or under my and that I :ed GINEER under hate of Date License No. QUALITY ASSURANCE/CONTROL BY DATE DATE ISSUE 12-4-2020 CITY SUBMITTAL PROJECT TEAM DATA DESIGNED: MPR DRAWN: TAS PROJECT NO•— 220 0090 5 SHEET 5 of 8 _ _ - EXISTING FOX W -�-- .. ,�-- , /'-- �:. _ WL / - DEVELOPMENT / _ u, f x , i f : , / / - , .t - - CONTRACTOR _ TOP PROVIDE IDE , r :............. 5-, - DEWATERING PLAN • ____ �.... (AS NECESSARY) Vii- ______- r '�=- y- _ r �, �, 11; - . . ::.... ------ I - .......... . .a _..._. � � , _ . _ : s " """" -------- d ij I q5 - - ;:„ _ ---- ----- _Ji _ is Ev l _ ' ---------- WORK PROPOSED TO BE ------------------------ r ---- COMPLETED DURINR 0 ZEN ___ _ CONDITIONS. HOWEVER, � :. - NTRACTOR MAY NEED TO , ---- :.. -_.._ . OCK UPSTREAM WETLAND conr,A n nunr,lr+ IAI nl lol►In Wnov ACTIVE SWPPP LEGEND CONS UC TR 110N SEQUENCE APR MAY JUN JUL AUG SEP OCT NOV DEC JAN FEB MAR APR MULCH BERM FIBER ROLLS / MULCH SOCKS SILT FENCE TEMPORARY MULCH COVER TEMPORARY HYDROMULCH EROSION CONTROL BLANKET ROCK DRIVEWAY / ROCK PADS INLET PROTEC71ON DEVICES PAVEMENT (DRIVEWAY/ROADS) SOD STOCKPILES NOTE: CONTRACTOR, GENERAL CONTRACTOR OR SWPPP INSPECTOR TO COMPLETE TABLE AS GRADING PROGRESSES TYPE 3 WETLAND, i 1 W AREA NOT TO BE ' i \ t _ } t . L: " :; _.- .- - •. -", .. �` DISTURBED. KJOLHAUG REPRESENTATIVE -. ". • j 1 r TO FLAG ARE ----------- E_ A OF NON -DISTURBANCE ,..". , . _ LIMITS. t : Lr < _ _ i s, e- - , 0. �:. '"' _'.. ., � ; := -' r •ifs - -' j/ / EROSION CONTROL / _ WE L `� T AND 2 BLANKET 0 / VER / / CLASSIFICATION -. ATION ASSUMED: -L DND GRADED SLOPE. SILT / MANAGE 2 - CITY MEDIUM - RPBCWQ :.. FENCE/CURTAIN � 'Q�, BUFFER REQUIREMENTS: � -J, TO PROTECTI I I / 20 MIN. 40 AVG. 80 MAX - RPBCWD ?% L s UP -STREAM I / 2 + 20'MIN. 30 SBK - CI - � WETLAND. �: / / TY `Xti. s / v i - i f , - ,=- < < / J _ TY TIM J 'SILT .. -, FENCE CURTAIN DIN D L4 '"-`£fir..., TO PROTECT DOWN / - .. _ di7 ,-623 ",._== �, . ,a12., .r •s�•x. .,.:/ . hoc: �;�� � �. •., '�, 3 • CAmtI. � D i ti r.. •As4. "e w,•, l I)e �6 I x o -- a a` 4nwwn � stir,•.• f• 1 �. _r-�-- ,f VitWit i 1 f _ 01 / ' j Y I , -r O, - r DND (0 Iz \ g a , Z J s. ,:fl' .. - , '�. WETLAND 4 . : :.:. :. ;:: - ,- --. .. FIC CLA e SSl ATION ASSUMED. MANAGE 2 - CITY MEDIUM RPBCWD i - - BIORO ,. LLS 5' FROM BUFFER REQUIREMENTS: t:I •.:- /-.-' tN�S ,- "ARD=.fINR`r4: �i =.• ���-' DELINEATEDF � .. ..\ 20' MIN.,40' AVG., SO' MAX- RPBCWD s ; ; o...►J�DlV1rc ;NCcPT- WETLAND TO S; ' :. 4 / '�- 20` MIN, + 30' SBK CITY _ _ I ' 7a = °? ,.. a _xr 114 / 2441E 9 `=036 < - 3 / _ /� "r i ;55 / ` HAUL ROAD _ .� , / D ---------- 0,39 1 1 -^ _.0 50 -. ,,. ; e4�49 d --099 oi38 , / /- 0100 0 41 ......-:w._._.' ........... ......... `----_..< , ..max.._-..__. H„ ,: " '' = '" °sem ROAD IK ESTIMATED HAUL RO - - - �I ✓ ., .... o7s / 43 laLOCATION TO BE FIELDFlT .. R i _ , r t , a ,.,.-.,..__.... a4s82.5__..."...", .. 7 ...\ ... ... ,.-. /_ �. , _ -• _ / :�. ,.�:7.._ o 73 a3, 54 8 38 4 2 s° . , 55 r as 071 1 t .> 039 .62 \0154Jral a _ �. / /ice xi / �. / ► ..-., .,. ael-- ,0487 < .IAA---.,. - _ s, :/ II ._ •../ i'' �h ;,/. � oi�6 057 @2 : -.- - ,- 3' ei "og7 r ........ M- 32f 0 I D =,s- ... $ t --, _060..1 1 I -._ ,J•1305'/ - - =+58 � 6 96 i 4 o i .9. - ,. 233 "'0 '�0'i� ,v- o .� gg o 9S 0 2 7 Try _ _4 226 x, ' IO .,.,, _ _ ,� ,,. .�i�f6''__'__.. - ..- _„_„/_.. ._. ..,.. � 0231 0 � 93 �,....,- ..i _. ,. .. 2.F4 225 q.�A __<_-_-_ -, ... 202 ' . r •. o-31 0 13 ,.. ,. 6.>5 Li39 i3 �,..- o �i 30I o ` ✓' woes 2.03 o O ioa '9 ,_' 23 o f /, � ., 04,9- 70-502 C14_o i ' - /'F 4d`3?a7ia . ... -...,. _ 23. o F 4 2Q4 �2 i _ 0235 - SZ 1? .. -°303 _., A3 ,_..,. I r - -... °2 :083 3 o29t, 0275 i - r 206, 85= 4 / i / G27fi n_ 1, IDND / / _..........20 . ^� ,./ „ 032 ._..8' 022 021 s i% vo : I; 0 :9 ,// -A,.,..::.- 0222 o207a = 086 7..04 6;.,... °520- 65`73 t °.' 209".. : ..., :....,,. .._,., 23.7- . >-.-- / / a. e fly - 3 7 , , , *.� 4. -0219 0) : , , ' / / / / / 459 .,.. , ..,-,. ,,. "._ : , , L-' ,381.-. .-...� �$ _ i 200 9 01: s o a / 0218 "02 .I : o7a" :� 1 ..a / / 2 2-' o J8- -� , . - _ . _ - .. , :. - . :, .......45J'.... _ f a - < _ c = s8 4 5 , 0l9 i - 265 i- 7 . 3 3' _ U .`":-, c 0 "5. .287 2 2 I gt90 A. 3 o r, 4 2 / as / N D 217 - p t .. 'r915F� , i' D < " ELI. I i` L,�9 .93. .1 R. Ivll A R Y , F`Tl� R _. _ 4 63' - 5 . d' .rt t O �b r. //' 41 0 2` , I - i f " J i X65- _-_.- -�, � I Sl OFJ: C� C ,.� D �. EPS x' .13 i , I � - "f 88 / "-i i o" _ J' I -� t V - i , S 44 a FA'': F - I `, i' d ,O! t � f 4 1 5� 37' 9 0 II` - `o 0414, 92 ,, � ' fY ° O � L� : o ,080 0� , , .-.:-r:: ,s .. - 255, r i �_ 07.,15 f 400a = ' o CN 544 •0442 r' f �o � t 7 v-' I- �z :o: o f 9.3 I 2 82-. / 2 - B�- 5 3 0" 9 a f i0 0 253: 44- b --------- 0,361 - s a69- 'r o 's , i 412 9 5'/ - a- 1; - f .rJ `s : 2 54 �00 . o 0252 - F I 4.45' YQ' f 1 ., i : - i - i p .: •,. .. - s' I - sc r:i, _ 4 Oj- J' , 36 , 37Q /oI G i 1F Q) 4> ' •r' / r : : 2 APPROXIMATE / - POST r- .3sa 14 . - e i 9 o- : x , GRADING SILT -7 , °r i 0 / x " 9 i' i' 2 i _. N4 47r' 't D N D. sz 4v6 , ° - „ : _ r -'-r a � 0 X795 04 7u' 9 /sj; s _ 4 4� 40'x`, / 5 f: -off:._ - 0) 0796: : F y. -_33000.3 " r / r 23- -/ � 'ryl.7 Q 3 - °� O°�3 CONTRACTOR W E�LAV D3779accEss. 5CLASSIFICATION ASSUMED:06 a / , 097.5__ - APPROXIMATE %- =MANAGE2 'CITY, MEDIUM RPBCWD _ ..��g v� / GRADED SPOIL DND BUFFER REQUIREMENTS: ,.: _ i i/ 26 Z L e tz = •2PILE LOCATION 0 M .,4of AVG., soMAX - RPBCWD / 1N. + 30' SBK -CITY20' r o EROSIONCONTROL BLANKET OVER 0')GRADED SLOP ;........--.----------- NECESSARY. O / -` , , WORK TO BE COMPLETED IN WINTER CONDITIONS SPOIL PILE o , o ED - ~ AREA NEEDS TO BE STABILIZED � r/""��� -- ! � ,: -'s •= =r�< � - ,. AFTER GRADING COMPLETED. SE N / ` AND DISC IN STAW. OR APPROVED l s EQUAL. z -' ES: WORK TO BE COMPLETED CONTRACTOR ACC PREVENT OFFSITE SIF IN WINTER CONDITIONS. E : / �: , ` `:: - � °SEDIMENT TRANSPORT I>s is a , � / _.-:/ :............ � :_ NTH APPROPRIATE I ! � � '� S -. - ;; POIL PILE AREA MAY ' - ., NEE _ - SEED D TO BE RE -SEEDED E / = ""'----BMPS. ;` DISCHARGE POINT TO LAKE x AT TIME OF SPRING ;= `: ' _ �w� RILEY VIA WETLAND THAW SEE RESTORATION TION (LAKE RILEYA ___ _____, .- .. PLAN FOR SEEDING AIRED , ` WITHIN _ L > - IS AN IMP i DETAILS N �MILE) , i VICINITY C ITY MAP NOT TO SCALE SEDIMENT BARRIERS I. SILT FENCE (MnDOT 3886) 2. CURB LOG 3. ROCK WEEPER INLET PROTECTIONV DEVICES I. WIMCO (MnDOT TYPE A as C) 2. INFRASAFE STORM DRAIN/CULVERT 3. SILT SACK(MnDO T TYPE A 4. DANDY BAG (MnDOT TYPE B) ANTI -TRACKING CONTROL I. 2" CRUSHED CLEAR ROCK (LAND DEVELOPMENT) PERMANENT SEED MIX/STABILIZATION I. MnDOT 270 (RESIDENTIAL TURF) 2. SOD STABILIZATION BMP'S I. STRAW/HAY MnDOT TYPE I MULCH 2. EROSION CONTROL BLANKET MnDOT CAT. 3 3. HYDROMULC H MnDOT TYPE 5 4. TURF REINFORCEMENT MAT SC250 NORTH AMERICAN GREEN OR EQUAL-MNDOT CAT 6 TEMPORARY SEED MIX GRADING ACTIVITY I. MnDOT-100 I. CONCRETE WASHOUT IS DONE BY T H A MOBILE WASHOUT (OATS 20-120 DAY STABILIZATION) RUCK WITH T 2. MnDOT-150 (1-2 YEAR STABILIZATION) SYSTEM PROVIDED AND COMPLETED BY THE CONCRETE CONTRACTOR. ERO I N TR L RESPONSIBLE L ■ ■ BLACK CHERRY DEVELOPMENT 14500 MARTIN DRIVE, STE 3000 EDEN PRAIRIE, MN 55344 CONTACT: TIM ERHART CELL: 612-963-0733 NOTE-. 1. SEE SHEET 7 FOR ALL EROSION AND SEDIMENT CONTROL NOTES AND DETAILS. LS, NOTE TO CONTRACTOR: THE MASS GRADING CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ALL EROSION AND SEDIMENT CONTROL BEST MANAGEMENT PRACTICES (BMPS) AS SHOWN IN THE RAHR PRESERVE R MASS GRADING S N SWPPP(EXCEPT T FO R POST S N UTILITY ST GRADE BMPS NEEDED AFTER U I TY CONSTRUCTION N TRUCTION ACTT TY . VI THE BMPS ARE TO BE INSTALLED AT A MINIMUM AS SHOWN H WN IN THE PLAN, IF CONDITIONS ARISE, ADDITIONAL BMP SUPPLEMENTATION TO PREVENT SITE EROSION OR SEDIMENT TRANSPORT MAY BE NECESSARY. THE MASS GRADING CONTRACTOR IS RESPONSIBLE FOR ALL BMPS REQUIRED TO COMPLETE THE MASS GRADING ACTIVITIES AND SUBSEQUENT TEMPORARY SOIL STABILIZATION NECESSARY TO PREPARE SITE FOR STREET AND UTILITY CONSTRUCTION AND HOME BUILDING. AT THE COMPLETION OF MASS GRADING WORK AND SATISFACTORY SITE SOIL STABILIZATION, THE DEVELOPER AND MASS GRADING CONTRACTOR SHALL COORDINATE THE TRANSFER OF NPDES PERMIT RESPONSIBILITIES TO THE STREET AND UTILITY CONTRACTOR AND THE CITY. THE STREET AND N UTILITY CONTRACTOR AND CITY WILL THEN ASSUME THE RESPONSIBILITY TO PROVIDENS I PECTION ANDAINTE M NANCE OF -P NY A IN-PLACE BMPS AS WELL AS INSTALL THE ADDITIONAL N BMPS REQUIRED IN THE STREETD AN UTILITY CONSTRUCTION DOCUMENT SWPPP. WP UPON COMPLE 0 Tl NOF STREET AND UTILITY CONSTRUCTION, THE STREET AND UTILITY CONTRACTOR SHALL REMOVE ANY BMPS INSTALLED DURING THE STREET AND UTILITY PHASE THAT ARE NO LONGER REQUIRED AND COORDINATE THE TRANSFER OF NPDES PERMIT RESPONSIBILITIES BACK TO THE DEVELOPER OR TERMINATE THE PORTION OF THE NPDES PERMIT TRANSFERRED TO THE CITY AND THEIR CONTRACTOR, IMPAIRED WATER REQUIREMENT DURING CONSTRUCTION: A. ALL EXPOSED SOIL AREAS MUST BE STABILIZED AS SOON AS POSSIBLE TO LIMIT SOIL EROSION BUT IN NO CASE LATER THAN SEVEN (7) DAYS AFTER CONSTRUCTION ACTIVITY IN THAT PORTION OF THE SITE HAS TEMPORARY OR PERMANENTLY CEASED. B. TEMPORARY AR SEDIMENT BASIN A N RUIREMENTS 5C E DESCRIBED E R18ED IN PART III, 8.1.5 MUST BE USED FOR COMMON DRAINAGE LOCATIONS THAT SERVE AN AREA WITH FIVE 5 OF MORE ACRES AT A TIME. E LEG ND■■ --' EXISTING CONTOUR 789 PROPOSED N C OTOUR DIRECTION OF DRAINAGE PROPOSED EASEMENT _..............._.......___" PROPERTY LINE SETBACK LINE LOT LINE RIGHT-OF-WAY o243 EXISTING TREE I> » PRE SF PROPOSED BI OROLLS PRE GRADING) RA NG r PST SF ® PROPOSED BIOROLLS (POST GRADING) D N D DO NOT DISTURB AREAS 1 IF 0-41-0400 M-14114 �- HAUL ROAD W. ® ® CONSTRUCTION ACCESS 0 40 80 160 SCALE IN FEET 11 ALLIANT 733 Marquette Avenue Suite 700 Minneapolis, 550 ea olis MN 4 2 612.758.3080 www.alliant-inc.com I . 1 J T_ �.s n ®J ILLI z Z Im LLI V) V / z W U I hereby certify t' i sP ecificat on or prepared by me direct supervision am a duly n Llce _ PROFESSIONAL EN the laws of the . MINNESOTA MARK RAUSC Hi PE Date Licensea N . QUALITY ASSURANCE/CONTROL BY DATE DATE ISSUE 12-4-2020 CITY SUBMITTAL PROJECT TEAM DATA DESIGNED: MPR DRAWN: TAS PROJECT NO: 220-0090 FAI L SHEET 6 of 8 EROSION CONTROL GENERAL NOTES: 1. NO LAND DISTURBING ACTIVITY SHALL OCCUR UNTiL A GRADING PERMIT HAS BEEN ISSUED FROM THE CiTY OF CHANHASSEN AND THE WATERSHED DISTRICT. UNLESS EXPRESSLY EXTENDED BY A PERMIT. 2. BEST MANAGEMENT PRACTICES (BMP'S) REFER TO EROSION AND SEDIMENT CONTROL PRACTICES DEFINED IN THE MPCA PROTECTING WATER QUALITY IN URBAN AREAS AND THE MINNESOTA CONSTRUCTION SITE EROSION AND SEDIMENT CONTROL PLANNING HANDBOOK. 3. ALL BMP'S SELECTED SHALL BE APPROPRIATE FOR THE TIME OF YEAR, SiTE CONDITIONS, AND ESTIMATED DURATION OF USE. 4. ALL WORK AND MATERIALS SHALL BE CONSTRUCTED ACCORDING TO THE APPROVED PLANS. ANY DEVIATION FROM THE APPROVED PLANS SHALL REQUIRE WRITTEN APPROVAL FROM THE ENGINEER OF RECORD. 5. A COPY OF THESE PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS. 6. THE BOUNDARIES OF THE LAND DISTURBANCE LIMITS SHOWN ON THE PLANS SHALL BE CLEARLY FLAGGED IN THE HELD PRIOR TO CONSTRUCTION. NO DISTURBANCE BEYOND THE DISTURBED LIMITS. 7. WHEREVER POSSIBLE, PRESERVE THE EXISTING TREES, GRASS AND OTHER VEGETATIVE COVER TO HELP FILTER RUNOFF. B. ESTABUSH A PERMANENT VEGETATIVE COVER ON ALL EXPOSED SOILS WHERE LAND IS COMING OUT OF AGRICULTURAL PRODUCTION. PLANT AS SOON AS POSSIBLE TO ESTABUSH DENSE GRASS FILTER PRIOR TO CONSTRUCTION AND TO MINIMIZE WEED GROWTH, 9. ALL TREES NOT LISTED FOR REMOVAL SHALL BE PROTECTED. DO NOT OPERATE EQUIPMENT WiTHIN THE DRIPUNE, ROOT ZONES OR WITHIN TREE PROTECTION FENCE AREAS. 10. ALL EROSION AND SEDIMENT CONTROL FACILITIES (BMP'S) SHALL BE INSTALLED AND IN OPERATION PRiOR TO LAND DISTURBANCE ACTIVITIES AND THEY SHALL BE SATISFACTORILY MAINTAINED UNTIL CONSTRUCTION IS COMPLETED AND THE POTENTIAL FOR EROSION HAS PASSED. 11. SILT FENCE IS REQUIRED AT DOWN GRADIENT PERIMETER OF DISTURBED AREAS AND STOCKPILES. PROTECT WETLANDS, WATERCOURSES AND ADJACENT PROPERTIES FROM SEDIMENTATION AND STORMWATER RUNOFF. 12. THE BMP'S SHOWN ON THE PLANS ARE THE MINIMUM REQUIREMENTS FOR THE ANTICIPATED SITE CONDITIONS. AS CONSTRUCTION PROGRESSES AND UNEXPECTED OR SEASONAL CONDITIONS DICTATE, THE PERMITTEE/CONTRACTOR SHALL ANTICIPATE THAT MORE BMP'S WILL BE NECESSARY TO ENSURE EROSION AND SEDIMENT CONTROL ON THE SiTE. DURING THE COURSE OF CONSTRUCTION, IT IS THE RESPONSIBILITY OF THE PERMITTEE/CONTRACTOR TO ADDRESS ANY NEW CONDITIONS THAT MAY BE CREATED BY CONSTRUCTION ACTIVITIES AND/OR CUMATiC EVENTS AND TO PROVIDE ADDITIONAL BMP'S OVER AND ABOVE THE MiNIMUM REQUIREMENTS SHOWN ON THE PLANS, AS MAY BE NEEDED TO PROVIDE EFFECTIVE PROTECTION OF WATER AND SOIL RESOURCES. 13. THE BMP'S SHALL BE INSPECTED DAILY BY THE PERMITTEE/CONTRACTOR AND MAINTAINED AS NECESSARY TO ENSURE THEIR CONTINUED FUNCTIONING. SILT FENCES CLEANED OR REPLACED AT SEDIMENT BUILDUP OF 1/3 OF THE FENCE HEIGHT. 14. LAND DISTURBING ACTIVITIES SHALL OCCUR IN INCREMENTS OF WORKABLE SIZE SUCH THAT ADEQUATE BMP CONTROL CAN BE PROVIDED THROUGHOUT ALL PHASES OF CONSTRUCTION. THE SMALLEST PRACTICAL AREA SHALL BE EXPOSED OR OTHERWISE DISTURBED AT ANY ONE TiME. 15. OPERATE TRACK EQUIPMENT (DOZER) UP AND DOWN EXPOSED SOIL SLOPES ON FINAL PASS, LEAVING TRACK GROOVES PERPENDICULAR TO THE SLOPE. DO NOT BACK -BLADE. LEAVE A SURFACE ROUGH TO MINIMIZE EROSION. 15. ALL AREAS DISTURBED BY CONSTRUCTION SHALL BE STABIUZED FROM EROSION WiTHiN 7 DAYS OF SUBSTANTIAL COMPLETION OF GRADING IN THAT AREA TEMPORARY SEED AND MULCH SHALL COVER ALL EXPOSED SOILS IF GRADING COMPLETION IS DELAYED LONGER THAN 7 DAYS. PERMANENT SEED AND MULCH OR SOD IS REQUIRED WITHIN 3 DAYS OF COMPLETION OF FINAL GRADING. 17. GENERAL TEMPORARY SEED SHALL BE MNOOT MiX 190 0 100 LBS. PER ACRE OR APPROVED EQUAL PERMANENT SEED SHALL BE MNDOT MIX 270 m 120 LBS. PER ACRE OR APPROVED EQUAL. (PLANTING DATES PER SPEC 2575) MULCH SHALL BE MNDOT TYPE 1 (CLEAN OAT STRAW) 0 2 TONS PER ACRE AND DISK ANCHORED IN PLACE OR APPROVED EQUAL FERTiUZER SHALL BE 80-80-80 NPK PER ACRE (UNLESS P RESTRICTIONS APPLY) AND INCORPORATED INTO THE SEED BED. 18. POND, BASIN AND WETLAND AREAS SHALL BE SEEDED IN ACCORDANCE WiTH LANDSCAPE PLAN. 19. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES SHALL BE PROPERLY DISPOSED OF WITHIN THIRTY (30) DAYS AFTER FINAL SITE STABIUZATiON iS ACHIEVED OR AFTER THE TEMPORARY MEASURES ARE NO LONGER NEEDED. 20. AN ALTERNATE EROSION & SEDIMENT CONTROL PLAN SHALL BE REQUIRED FOR LAND DISTURBANCES ON EACH LOT AS PART OF ANY FUTURE BUILDING PERMIT FOR THE CONSTRUCTION OF STRUCTURES AND DRIVEWAYS. EROSION CONTROL SCHEDULE: 1. PRIOR TO ANY CONSTRUCTION OR DEMOLITION, SILT FENCE AND FILTERS SHALL BE INSTALLED AS SHOWN TO INTERCEPT RUNOFF. 2. ALL EROSION CONTROL INSTALLATIONS SHALL REMAIN IN PLACE AND BE MAINTAINED IN GOOD CONDITION BY THE CONTRACTOR UNTIL THE SITE HAS BEEN RE -VEGETATED. CONTRACTOR MAY REMOVE NECESSARY SILT FENCING/FILTERS TO CONSTRUCT ROADWAYS, WHiLE MAINTAINING ADEQUATE EROSION CONTROL IN ADJACENT AREA. 3. SUFFICIENT TOPSOIL SHALL BE STOCKPILED TO ALLOW FOR THE REPLACEMENT OF 6' OF TOPSOIL FOR DISTURBED AREAS TO BE RE -VEGETATED, 4. THE CONTRACTOR SHALL SCHEDULE SITE GRADING. UTILITY INSTALLATION AND PAVEMENT CONSTRUCTION SO THAT THE GENERAL SITE CAN BE MULCHED AND RE -SEEDED SOON AFTER DISTURBANCE AREAS THAT WILL NOT BE SUBJECT TO CONSTRUCTION TRAFFIC SHALL BE SEEDED (MnDOT MIX 190 0 100#/AC AND MULCHED OR SODDED WITHIN SEVEN (7) DAYS OF BEiNG DISTURBED. 5. CONTRACTOR SHALL INSTALL EROSION CONTROL DEVICES AS INDICATED ON THIS EROSION CONTROL PLAN AND ANY ADDITIONAL REQUIRED BASED ON MEANS, METHODS AND SEQUENCES OF CONSTRUCTION. SEDIMENT CONTROL PRACTICES: 1. SEDIMENT CONTROL PRACTICES MUST MINIMIZE SEDIMENT FROM ENTERING SURFACE WATERS, INCLUDING CURB AND GUTTER SYSTEMS AND STORM SEWER INLETS, 2. SEDIMENT CONTROL PRACTICES MUST BE ESTABLISHED ON ALL DOWN GRADIENT PERMiTERS BEFORE ANY UPGRADIENT LAND DISTURBING ACTMTiES BEGIN. THESE PRACTICES SHALL REMAIN IN PLACE UNTIL FINAL STABIUZATION HAS BEEN ESTABUSHED. 3. THE TIMING OF THE INSTALLATION OF SEDIMENT CONTROL PRACTICES MAY BE ADJUSTED TO ACCOMMODATE SHORT-TERM ACTMTiES SUCH AS CLEARING OR GRUBBING, OR PASSAGE OF VEHICLES. ANY SHORT-TERM ACTIVITY MUST BE COMPLETED AS QUICKLY AS POSSIBLE AND THE SEDIMENT CONTROL PRACTICES MUST BE INSTALLED IMMEDIATELY AFTER THE ACTIVITY IS COMPLETED. HOWEVER, SEDIMENT CONTROL PRACTICES MUST BE INSTALLED BEFORE THE NEXT PRECIPITATION EVENT EVEN IF THE ACTIVITY IS NOT COMPLETE. 4. ALL STORM DRAIN INLETS MUST BE PROTECTED BY APPROPRIATE BMPS DURING CONSTRUCTION UNTiL ALL SOURCES WiTH POTENTIAL FOR DISCHARGING TO THE INLET HAVE BEEN STABILIZED. 5. TEMPORARY SOIL STOCKPILES MUST HAVE SILT FENCES OR OTHER EFFECTIVE SEDIMENT CONTROLS, AND CANNOT BE PLACED IN SURFACE WATERS, INCLUDING STORM WATER CONVEYANCES SUCH AS CURB AND GUTTER SYSTEMS, OR CONDUITS AND DITCHES. 6. SITE CONSTRUCTION ENTRANCES WILL BE AS SHOWN ON THE PLAN. ROCK CONSTRUCTION ENTRANCES SHALL BE INSTALLED AT EACH ENTRANCE. 7. TEMPORARY SEDIMENT BASINS ARE REQUIRED FOR ALL COMMON DRAINAGE LOCATIONS WITH 5 OR MORE ACRES DISTURBED AT ONE TIME. TEMPORARY SEDIMENT BASINS SHOULD MEET ALL REQUIREMENTS IN SECTION 14 OF NPDES PERMIT. POLLUTION PREVENTION MANAGEMENT MEASURES: THE CONTRACTOR SHALL IMPLEMENT THE FOLLOWING POLLUTION PREVENTION MANAGEMENT MEASURES ON THE SITE.- 1. ITE:i. SOUD WASTE COLLECTED SEDIMENT, ASPHALT AND CONCRETE MILLINGS, FLOATING DEBRIS, PAPER, PLASTIC, FABRIC, CONSTRUCTION AND DEMOLITION DEBRIS AND OTHER WASTES MUST BE DISPOSED OF PROPERLY AND MUST COMPLY WITH MPCA DISPOSAL REQUIREMENTS. 2. HAZARDOUS MATERIAL OIL, GASOUNE, PAINT AND ANY HAZARDOUS SUBSTANCES MUST BE PROPERLY STORED, INCLUDING SECONDARY CONTAINMENT, TO PREVENT SPILLS, LEAKS OR OTHER DISCHARGE. RESTRICTED ACCESS TO STORAGE AREAS MAST BE PROVIDED TO PREVENT VANDAI ISM, STORAGE AND DISPOSAL OF uA7AIRDOUS WASTE MUST BE IN COMPLUWCE WiTH MPCA REGULATIONS. 3. CONCRETE WASHOUT IS DONE TRUCK BY TRUCK WITH A MOBILE WASHOUT SYSTEM PROVIDED AND COMPLETED BY THE CONCRETE CONTRACTOR. RUNOFF MUST BE CONTAINED AND WASTE PROPERLY DISPOSED OF. 4. NO ENGINE DEGREASING IS ALLOWED ON SiTE. EROSION AND SEDIMENT CONTROL MAINTENANCE PROGRAM: 1. INSPECT SiLT FENCES IMMEDIATELY AFTER EACH RAINFALL AND AT LEAST DIMLY DURING PROLONGED RAINFALL. IMMEDIATELY REPAIR FAILED OR FAIUNG SILT FENCE. 2. REPLACEMENT - FABRIC SHALL BE REPLACED PROMPTLY WHEN IT DECOMPOSES OR BECOMES INEFFECTIVE BEFORE THE BARRIER IS NO LONGER NECESSARY. 3. SEDIMENT REMOVAL - SEDIMENT DEPOSITS SHOULD BE REMOVED AFTER EACH STORM EVENT. THEY MUST BE REMOVED WHEN DEPOSITS REACH APPROXIMATELY ONE-THIRD THE HEIGHT OF THE BARRIER. ANY SEDIMENT REMAINING IN PLACE AFTER THE SILT FENCE OR FILTER FABRIC IS NO LONGER REQUIRED SHALL BE DRESSED TO CONFORM WITH EXISTING GRADE. PREPARED, AND SEEDED WITH THE APPROPRIATE SEED MiX, OR SODDED AS DIPE^rED BY ruc cXInlMlcco 11 lL V\Vll\LLT1, 4. REMOVAL OF SILT FENCE - SILT FENCES SHALL BE REMOVED WHEN THEY HAVE SERVED THEIR USEFUL PURPOSE, BUT NOT BEFORE THE UPWARD SLOPING AREA HAS BEEN PERMANENTLY STABiUZED, IF THE UPWARD SLOPING AREA IS TO BE EXPOSED LONGER THAN SIX (6) MONTHS, THAT AREA SHALL BE COVERED WITH TEMPORARY VEGETATION WHEN FIRST EXPOSED. 5. THE CONTRACTOR MUST ROUTINELY INSPECT THE CONSTRUCTION SITE ONCE EVERY SEVEN (7) DAYS DURING ACTIVE CONSTRUCTION AND WiTHIN 24 HOURS AFTER A RAINFALL EVENT GREATER THAN 0.5 INCHES IN 24 HOURS. 6. ALL INSPECTIONS AND MAINTENANCE CONDUCTED DURING CONSTRUCTION MUST BE RECORDED IN WRITING AND THESE RECORDS MUST BE RETAINED WiTH THE SWPPP RECORDS OF EACH INSPECTION AND MAINTENANCE ACTIVITY SHALL INCLUDE A DATE AND TiME OF INSPECTIONS; B. NAME OF PERSON(S) CONDUCTING INSPECTIONS; C. FINDINGS OF INSPECTIONS, INCLUDING RECOMMENDATIONS FOR CORRECTIVE ACTIONS; D. CORRECTIVE ACTIONS TAKEN (INCLUDING DATES, TiMES, AND PARTY COMPLETING MAINTENANCE ACTIVIES, E. DATE AND AMOUNT OF ALL RAINFALL EVENTS GREATER THAN 1/2 INCH (0.5 INCHES) IN 24 HOURS: F. DOCUMENTS OF CHANGES MADE TO THE SWPPP AS REQUIRED IN PART IIIA4. 7. WHERE PARTS OF THE CONSTRUCTION SITE HAVE UNDERGONE FINAL STABILIZATION, BUT WORK REMAINS ON OTHER PARTS OF SilE INSPECTIONS OF THE STABIUZED AREAS MAY BE REDUCED TO ONCE PER MONTH. WHERE WORK HAS BEEN SUSPENDED DUE TO FROZEN GROUND CONDITIONS, THE REQUIRED INSPECTIONS AND MAINTENANCE MUST TAKE PLACE AS SOON AS RUNOFF OCCURS AT THE SITE OR PRIOR TO RESUMING CONSTRUCTION, WHICHEVER COMES FIRST. 24' CONSTRUCT DIVERSON WOUND 78' MIN. �I-"Y►i•, FROM MATERIAL OBTAINED R �I �I FROM ROADWAY OBTAINED FLOW GROUND UNE \ /DO NOT CONSTRUCT DITCH DIVERSION MOUND DESIGN GUIDELINES: STORM FREWENCY: 10 YEAR - 24 HOUR MAXIMUM DRAINAGE AREA S ACRES MAX3WLW DNETRSDN: GRADE 5% PUBLIC ROAD NLE'f ON CONSTRUCT TEMPORARY BM APR < ROADWAY N TEMPORARY BERN INSTALLED �- 10' DIA. FLEXIBLE V,R. 1:B PLASTIC DRAINAGE PIPE RADIIJ. IMRE HPE TO TWD r X r I REOUI WOOD STAKES EMBEDDED 10' MIN. IN THE GROUND i z -S_ MN. DEPTH / 20 MIN. OF i' TO 2' 6'-0' t5 CRUSHED ROCK PROVIDE RPRAP AT OUTLET TEMPORARY DOWN DRAiN ON FILL SLOPE DESIGN GUIDELINES: STORY FREQUENCY: 2 YEAR - 24 HOUR MAXMW DRAINAGE AREA: 3 ACRES ENTRANCE WIDTH AS REWIRED • • • SEDIMENT •'. . . S - G' MATS EDGE OF STREAM 2STAKE AT 4' INTERVALS A A NSTREAM �• DISTURBANCE.'. O ..�•• S MN. DOWNSTREAM COVERAGE OF STREAM FLOW SEDIMENT SEDIMENT MATS FOR EACH FT./SEC. OF WATER VELDCrrY • • • • • •GE OF STREAM ^ExrAVATKN. , ' • • REAL PLAN VIEW I... 8' MN OVERLAP FLOW - - - STREAM BED IS' WIN. DEPTH INLSTREAM 181 RANGE SECTION A -A SEDIMENT MAT TYPICAL STREAM BED INSTALLATION DESIGN GUIDELINES: MAXIMUM FLOW VELOCITY: S FT./SEC. MAXIMUM FLOW DEPTH: 2 FT. WINTER STABLIZATION: GRADING CONTRACTOR REQUIREMENTS IN THE CASE WHERE THE ONSET OF WINTER DOES NOT ALLOW FOR COMPLETION OF FINAL SOIL STABILIZATION: 1, MASS GRADING ACTIVITIES SHALL BE PLANNED AND PHASED IN A MANNER TO AVOID ANY UNNECESSARY SOIL DISTURBANCE 2. ALL FINAL. GRADED AREAS SHALL BE STABiUZED PERMANENTLY BY GRADING CONTRACTOR WiTH SEEialNG, MULCHING, BLANKET, ETC. IN ACCORDANCE WITH PLANS PRIOR TO CONTRACTOR LEAVING THE SiTE. 3. THE GRADING CONTRACTOR IS RESPONSIBLE TO ENSURE THAT ALL TEMPORARY OR INCOMPLETE GRADING AREAS INCLUDING ALL STOCKPILES ARE STABILIZED BEFORE LEAVING THE SITE. 4. ALL SIGNIFICANT DRAINAGE SWALES (TEMPORARY OR PERMANENT) SHALL BE STABILIZED WiTH MNDOT CATEGORY 3 EROSION CONTROL BLANKET BY GRADING CONTRACTOR PRIOR TO LEAVING THE SiTE. FINAL STABILIZATION: THE CONTRACTOR MUST ENSURE FINAL STABIUZATION OF THE SITE. THE CONTRACTOR MUST SUBMIT A NOTICE OF TERMINATION (NOT) WiTHIN 30 DAYS AFTER FINAL STABWZATiON IS COMPLETE, OR ANOTHER OWNER/OPERATOR (PERMITTEE) HAS ASSUMED CONTROL OF ALL AREAS OF THE SiTE THAT HAVE NOT UNDERGONE FINAL STABIUZATION. FINAL STABIUZATiON CAN BE ACHIEVED IN THE FOLLOWING WAY: ALL SOIL DISTURBING NYC BEEN VIRIES AT THE SITE HAVE BN COMPLETED AND ALL SOILS MUST BE STABIUZED BY A UNIFORM PERENNIAL VEGETATIVE COVER WiTH A DENSITY OF 70 PERCENT OVER THE ENTIRE PERVIOUS SURFACE AREA, OR OTHER EQUiVALENTMEANS NECESSARY TO PREVENT SOIL FAILURE UNDER EROSIVE CONDITIONS AND; A ALL DRAINAGE DITCHES, CONSTRUCTED TO DRAIN WATER FROM THE SITE AFTER CONSTRUCTION IS COMPLETE, MUST BE STABILIZED TO PRECLUDE EROSION; B. ALL TEMPORARY SYNTHETIC, AND STRUCTURAL EROSION PREVENTION AND SEDIMENT CONTROL BMPS (SUCH AS SILT FENCE) MUST BE REMOVED AS PART OF THE SITE FINAL STABIUZATION; AND C. THE CONTRACTORS MUST CLEAN OUT ALL SEDIMENT FROM CONVEYANCES AND FROM TEMPORARY SEDIMENTATION BASINS THAT ARE TO BE USED AS PERMANENT WATER QUALITY MANAGEMENT BASINS. SEDIMENT MUST BE STABILIZED TO PREVENT IT FROM BEING WASHED BACK INTO THE BASIN, CONVEYANCES OR DRAINAGE WAYS DISCHARGING OFF-SITE OR TO SURFACE WATERS. THE CLEAN OUT OF PERMANENTBASINS MUST BE SUFFICIENT TO RETURN THE BASIN TO DESIGN CAPACITY. DEWATERING: 1. THE CONTRACTOR SHALL PROVIDE A PLAN TO THE CITY AND PROJECT ENGINEER FOR REVIEW. THE PLAN AT MINIMUM SHALL BE A DEWATERING PLAN INCLUDING WATER ROUTING, STORAGE, AND DISCHARGE LOCATION• 2. IF ANY TEMPORARY DEWATERING IS REQUIRED ONSITE THE CONTRACTOR SHALL DISPOSE OF STORMWATER OR GROUND WATER BY USE OF PUMPS AND HOSES TO ACCEPTABLE DISCHARGE POINTS APPROVED BY THE CiTY AND PROJECT ENGINEER. OPERATIONS SHALL UTiUZE ALL PRACTICAL MEANS TO REDUCE THE AMOUNT OF DUST CAUSED BY THE OPERATION. IN NO CASE SHALL THE AMOUNT OF DUST OR OTHER PARTICULATE MATTER EXCEED THE STANDARDS ESTABUSHED BY THE MINNESOTA POLLUTION CONTROL AGENCY. NO OPERATIONS SHALL BE ALLOWED WHEN WIND GUSTS EXCEED 30 MPH. CCNSTRIJCTTON AREA f E1XfS et71-iID TIGHT j 8 I TW2E OR SIRE CRITICAL RESOURCE (W1E,TLANO ETI-) t BALE BARRIERS TO BE USED FOR CRITICAL PERIMETER CONTROL AREAS IS` STAPLES AT 1'-0 C. EMBEDMENT METHOD BLANKET METHOD BALE BARRIER DETAIL APPROX. BALE SQL: 14' X 18- X 36' LONG o- sLOV OF j.ATER1NAY � 1 1 LESS THAN 111 THE STREAM/RIVER STREAM woTH OVIK RIVE? BAtP s• 4 TrWY'AARY GA,.;7L EERY PANT SAFAE, FILL 1' MOLTS WATER SURFACE FF I LIZIERWAtEN ANCROR.o !UTYP.OF RDFAF:ON M , SAT GUR!4INI ER -ME AEUTMEN?. , („.'+VERT ENT,, f TE PCRARY ML OR H WORRf APER R BUOY RYF.I�j1 I a + , f FLOTATMN SILT CU' IRTAIN OR. AS• •'+ SILT FENCE TYPE IS PLAN VIEW FOR STREAM Os ARRLBR FLOAT STEEL TENSION CABLE WAT€R SURFA:E VARIAS:E L M'N CURTAIN FAVOt N :' { AYCH✓`iR CABLE B«!!CU `• 1 "OCOVR CURTAI±t WEIGHT FLOTATION SILT CURTAIN , STE€T, FENCE -I- PCS! / AT 6 F!.YAK.SPACD\G WIPE CA LE '^'^'--�� s P:.A57IC ZIP TIES ISO LB- TV A:,EI 10CAT0 IN !OP 8 "!A I /-RATER It-k'ACE $�N.r CEWELf_"RNE FASRIC. `2 PLACE R= LCGS CS SA•mSAGS F LIED � WITH CLEAN SAM OR ROCK, SUFTXM4T TO HOLD FLAP IN PLACE A! EACH FE4CE POST -_ AI. -KA ^AKA 1 FLIM WOF - ---- 1 LA OF .BOTTOM � u ^M Ig �y 112 w SILT FENCE TYPE TB•FU' ROCK CONSTRUCTION ENTRANCE O / < DRAINAGE I I L a 2I PLAN FLOW Tz YN. REVERSE GRADHEM 5ECT10N B -B SEDIMENT TRAP DETAIL NOTES:- SEE OTES:SEE SPECS. 2573, 3892 A: 3884. 01 ROCKS AT ENTRANCE CLEAN WORKSITE MILD OFF OF CIV ID FT. MIN, 20 FT. MAX QQD-2 FT. 4@TWO 2 IN.X 2 IN. WOOD STAKES OR REINFORCING BARS IN EACH BALE EMBEDDED 10 INCHES MINIMUM IN THE GROUND. O PLACE A CATEGORY 3 EROSION CONTROL BLANKET, 6 FT. WIDE WNIMUK DAN THE BALE INSTEAD OF TRENCHING. © THIS DETAIL WAY NOT BE ACCEPTABLE FOR WORK ON PUBLIC PATERS, SEE GENERAL PUBLIC WATERS PERMIT IG') 20114 -DOM. © LOCATION OF DOWNSTREAM TEMPORARY SEDIMENT CONTROL DEVICE. P£RIMETL`R OONTROL t TOE OF SLOPE STEEL FENCE POST TO LAND TTYPJ ANCHORS LN OATER+'L0 FOR FLOTATION 6 FT, MAR: SILT CLWTA«•'N ��,; gi10Y lTYPJQ FLOTATION SAT CURTAIN OR SILT FEN„"'E TYPE IF LAKE OR MAN„M PMLWIEa CNTA- PLAN VIEW FOR LAKE OR MARSH 0 CARRIER fLOAT, C_wIECT"_ TG STEEL TENSIO,4 CA?:E S'-CEVT Cl WATLN STAN AFE I' ---z 1/2 TN, scr 4G we s:¢vE OR EGUJVA.ENT TO SLIDE FREELY OVER RCS' U4 < {EXTEND II KhMISELOW IVER SURFACE) E VARIABLE LENGTH CURTAIN FORT(, BOTTOM CURTAIN !1EIOHT 1-1/2 PION KM STEEL I'CNDUIT ORE OVALZNT POST G ALTERNATE FLOTATION SILT CURTAIN 5 FT. MN. LENGTH POS ^ FUT,,E BREGE AT 5 FT. WAX. SPACNO OEOTEXTILE FABRIC, 36- (TOE rROADW&Y SHOULDER r_______ D PLASTIC P TES I ( 50 LB. TENSILE ) ^r ------ --- -�=='4 LOCATED IN TDP Is" _____________________1 TRMP E COMPACTION ZONE �.. EMBANKMENT --N BRIDGE END SLOPE MICE CE NEAR TOE OF V [�- SLOPE AND OUTSIDE OF < ROADWAY FIDw FI.Dq CONSTRUCTION LIMITS v, 5 TYPICAL I G' � �• +� SLT FENCE WRAPPED AROUND \\ 1 g I TIDE of EMBANKMENT TOE OF SLOPE oIii. MACHINE SLICE N 6" - 12" DEPTH BRIDGE FILL SILT FENCE, MACHINE SLICED DESIGN GUIDELINES: LOCATION OF SILT FENCE DESIGN GUIDEUNES: MATER COURSE FLOW VELOCITY: STAGNANT AT TOE OF ROADWAY EMBANKMENT TO PROTECT AREAS FROM SHEET FLOW. CONTRIBUTING SLOPE AREA: 1/2 ACRE YAOWL I CONTRIBUTING AREA: i ACRE FUTURE BRIDGE i GEDTEXTILE FABRIC, 36" WIDE rROADWAY SHOULDER CDA FILTER AGGREGATE OT 5 Fr. WIN, LENGTH BRIDGE ENO SLOPE AT 6 FT. MAIL SPACING � CFOTEXTILE FABRIC. 36" WIDE -`'" EMBANKMENT �` SAND HAG BARRIER 3 FT. 1r PLASTIC DP TES P HIGH ADJACENT TD WATER � COURSE( SO LB. TENSILE FABRIC CXF ANCHORAGE TRE?JEXTEND 50 FT, HACK CK T? 7}y'Mt" FROM TOE OF Elm SLOPE LOCATED N TOP 8 - BACJ(FRL g17H TAMPED SET FENCE 1•D MEET GEOTEXTLE FABRIC NATURAL SdINSET.L SEE OPTIONAL SAND BAG BARRIER METHOD N FLOP TOE OF SLOPE �- OPTIONAL METHOD H "- �� FOR SILT FENCE, HEAVY DUTY a BRIDGE FILL PLAN VIEW SIDE VIEW SILT FENCE, J -HOOK INSTALLATION - fix WATER 2 a : ,1•? :'.'?i.' -�-'- SAT CLATAIN CA SILT FENCE TYPE IS 24 M TEMPORARY ROCK BERM FGR SEDIMENT CONTROL MTALLA71ON GUIDELINES SILT FENCE TYPE TO MIN:*W WATER OEPTNM I F'T. MAX' WATER THIN 3 f'. MAXIMUM WATER Y-cLO:ITY, S FT./SA-C. INSTALLATION GUIDELINES LoIN57ALLAIION GUIDELINES Q FLOTATION SILT CURTAIN FLOTATION SILT CURTAIN TYPETAT STILL WATER TYPET MOY11`NG MATER If: 11Lt:7J RATER CEPTHh 3 rT. u:NL*AM WATER DEPTH, 3 FT. MAXIMUM WATER CE -TN, TD FT. MAX:*W WATER. DEPTHe 10 F'.. VAXIM_^.AN WATER VELOCITY, 2 FT.JSCC, MAX: M WATER VELCCITYt S FT./SEC, MA K1MJM WAYS W..10Nrt 1 FT MAXIMUM WALE HEICHT,2 ITT, STEEL -IMCARRIER N CABLE d -DULY ITYPJ(D ANTI CARRRyA (LCAT FRONT VIEW FOR FLOTATION SILT CURTAIN NOTESs SFS SPECS. 2%T5, 3•I5, IRRMT a "S& O FOP. AN,N OR SFAC.-- AND •LIGHT REOUIREMESNTS, SEE SPEC.2ST3, ?O IN AREAS *CRE THE PLAN CALLS FOR RPRAP AT A BAMGL. CULVERT. OP. SLD PJC[ BERM COt.'T;N-T0 FRGV THE RIFRAP CAN BE USED 70 "OvM.NE ACDITN WNM THE •ORX IS CCWKfn THE RTPRAP CAN THEN BE W-1VED TO THE PERM! INDICATED IN TRI: PLANS. THE TELL'tiORARY ROCK BERM IS INCICEYTAL_ WllE PLASTIC CABLE TIES WIRE !D O i0. tEHtSrir ,'VCM UAC COAST FA:ARD DIT CTHEA MOTCRUCIT WATERWAYS.&JOYS ARE Rr2;TIRED TO MARA THE DCS ANC SPECIAL AREAS FGR V[SIB.ILITY- PLA# ft;tYS AS MEUBe:RED FOR Uv`,ATIONAL PUHFCSES. 4 VI NIMIAW WATER DEPTH APT3:ES TO T:.E EEPEST PJ I° �OR SILT FEN;( TYPE TH FOR DETERMINING AFPLICABA TCA FLfl TIONSILT CURTAIN OR f S k r FENCE TYPE IB, (DSAT CURTAIN SI -2' D BE REMOVED WNE% THE AREA CONTR.-WTIN: GERECT RURN.FF MAS SEEN TEMPbRAR- Y CA PERWANLNTL. STA4aIIEG. SILT CURTAIN SKULD ALSC BF. R'ERKIYED WORE SIS T POST W'NTER T T:'£ UP CA ^E FLOW ANTICIPATED, Qom, POST INTO aOTTCY A MINI" OF ACX OF THE WATER DEPTH RLhCLLiI.'+KN WANE HCIHitTI. SLIT W ND CASE SHALL EA MVCNT BE THAN `--.•� FABRIC/CABLE/POST CONNECTION LESS 2 FEET. (DAV-KIR FLOAT WAY BIE CGGNAEC 0 SECURELY TO SUEEVT WITN A M:VINS.aF Tse.*_E TTRENGTi. OF 1D0 LHS, t VRSCTION MED".0 Mc;ST ALLOW FOR SLEEVE TO MOLE FREELV ON POST. 08 PROWDE S:6FIMT VaeZR OF POST ANCH,-RS TC MAINTAIN SILT CURTAIN POSITION. STANDARD PLAN S-297.405 1 OF 8 TEMPORARY SEDIMENT CONTROL AFwro I7D:2-28-20:7 MINN@SOTA /j �^�,j�1��+M,,.---. wvc;FD- SILT CURTAIN OR SILT FENCE TYPE TB x -Owl,/ 1 •C/ljij STATE PROD, NO. IT,H. J SHEET NO. OF SHEETS ,aaA;roalaxl+,N EYATY ..ua YNc,rxTa 1 2-Y MAX POP-UP D 0 04% 11J%WIN POST I3r QWTi=MUE PLA= ZIP TIESo K I� NOTES: 50 in�. MV t F • ��iV *IWAY BE SLABSTITUTTED, ALL TYPE 9a _ ,1 ,a . ' `� _ Awa. Y, S x AA. rTYPE 0 MULCH�!,..s'. AryRMTED 10 INCHES ARCUMI) THE PERIMETER TO FACILITATE MAINTMANCE OR FEW4AL GROUND Q PwALATm moms: '''irrr :. _.. nn` - - :+•y'� s.."moi• �• ��'..ME&SUIRIM FROM TKE BOTTOM OF THE INLET To THE TOP OF II -E QUITE 71HE MAN= THE KEr WALLS AND THE &IW2. MEASURED AT THE BOrTCM OF THE C%V#WW HOLES. ,. ;yU LAY CEOTEXTILIE LOOM FLAP MOM73 *MU- BE LARCIE ENCLIGH M ACCEPT WITICID 2 INCH X A INCH CR USE A ILM. tl; iTYPE 9 MULCH Ir OUT R= 9= W 00 IIIIAGS IN PLACE CF THE FLAP POCKEM SEDIMENT . • OPEOMMUE SOCK BETWEN 4-10 FEET LIM Mo +--G PKH DIAMETM MNW TO EE THIE 11IMilIENT MTINX PAM IIHAU. K A METAL SILT FENCE RING AND ROCK FILTER BERM CONFOAMM TO SPM 3137 TAME M37-1; CA -3 ORADATION. TEMPORARYCIR PLA51111CAIGLMHWENIE RMIR SM 10 FIT INSIDE UBE WHERE INLET DRAINS IN AN AREA WITH SLnM AT 1: 3 - LESS THE CA HAVE PERFM1ICNS TO ALLOW JIM HA FOR YE AN OVIEI*UAF OPSOA . aNT CONTROL .:U U . - z DESIGN GUIDEUNES: 6 Ell WATER COURSE FLOW VE7.00I1 1: 1 TO 7 FT/SEC. CONTRBUTING SLDPE AREA: T ACRE IN SILT FENCE, HEAVY DUTY (HAND INSTALLED) DESIGN GUIDEUNES: 70 PROTECT AREAS FROM SHEET FLOW. MAXIMUM CONTRIBUTING AREA: 1 ACRE /r" FUTURE BRIDGE ROADWAY SHOULDER---------I--------------..N =zs�e =Z.LTT ------------- ---- E:MHANGiENT DR VNXRK ROAD ENG SLOPE S FT. LAN. LENGTH 'ti^EMHAMWENTEMPORARY SHHEETNG AO.NCF]JT AT 8 FT, MAX. SPACING GEOTEYJILE FABRIC, 38" NIDE k TO WATER CGIRM EXTEND 10 Az 111 BACK FROM TOE OF END SLOPE STAPLES TO �° FABRIC ANCHORAGE TRENCH. BArxnLLKITH TAMPED TOE OF SLOPENATURAL SOL FLOW FLOW EMBANKMENT OR WORK ROAD FILL DESIGN GUIDELINES: SIR 6.. CONI{ COURSE Flaw RE&- 3 a TO 15 LT./SEC. CONTRIBUTING SLOPE AREA: 3 ACRES SiLT FENCE AT BRIDGE EMBANKMENT ADJACENT TO WATER SILT FENCE, PREASSEMBLED DESIGN GUIDEUNES: TO PROTECT AREAS FROM SHEET FLOW. NOTES: MAXIMUM CONTRIBUTING AREA: 1 ACRE SEE SPECS 2573. 3149 3 3888. t71 COMM FLIER AGGREGATE (SPEC. 3149) SHALL BE BJCDENTAL. - ANCHOR TRENCH (SEE DETAIL AND NOTES BELOW) OVERLAP END JOINTS MINIMUM OF 6" AND STAPLE OVERLAP AT 1.5' INTERVALS. SURF BYO OVERLAP STAPLE PATTERN/DENSITY SHALL LONGITUDINAL JOINTS FOLLOW MANUFACTURERS MINIMUM OF 6" SPECIFICATIONS TRENCH 1. DIG 6 11 1. DIG 6" X 6" TRENCH 2. LAY BLANKET IN TRENCH 3. STAPLE AT 1.5INTERVALS b +' 4. BACKFILL WITH NATURAL SOIL AND COMPACT S 5. BLANKET LENGTH SHALL NOT EXCEED 100' WITHOUT AN ANCHOR TRENCH �' NOTE: SLOPE SURFACE SHALL BE FREE OF ROCKS, SOIL CLUMPS, STICKS, VEHICLE IMPRINTS, AND GRASS, BLANKETS SHALL HAVE GOOD SOIL CONTACT. UNDISTURBED VEGETATION /V • % TRACKED EQUIPMENT TREADS CREATE GROOVES PERPENDICULAR TO SLOPE DIRECTION. NOTE: ALL SLOPES WITH A GRADE EQUAL TO OR STEEPER THAN 3:1 REQUIRE SLOPE TRACKING. SLOPES WITH A GRADE MORE GRADUAL THAN 3:1 REQUIRE SLOPE TRACKING IF THE STABILIZATION METHOD IS EROSION CONTROL BLANKET OR HYDROMULCH, SLOPE TRACKING so, M ROCK -6" MINIMUM DEPTH WOOD/MULCH- 12" MINIMUM DEPTH WASHED ROCK OR �10cN WOOD/MULCH PER 1MvM SPECIFICATIONS 20, IA1N 18" MINIMUM CUT OFF BERM TO MINIMIZE RUNOFF FROM SITE NOTES: 1, MnDOT 3733 TYPE 4 FILTER FABRIC SHALL BE PLACED UNDER ROCK OR MULCH TO STOP MUD MIGRATION THROUGH MATERIAL. 2. FUGITIVE ROCK OR MULCH WILL BE REMOVED FROM ADJACENT ROADWAYS DAILY OR MORE FREQUENTLY AS NECESSARY. 3. CONSTRUCTION ENTRANCE MUST BE CONSTRUCTED PRIOR TO THE COMMENCEMENT OF GRADING OPERATIONS ON THE SITE. 4. THE ENTRANCE MUST BE MAINTAINED IN PROPER CONDITION TO PREVENT TRACKING OF MUD OFF THE SITE. THIS MAY REQUIRE PERIODIC TOPDRESSING WITH ADDITIONAL ROCK, WOOD/MULCH, OR REMOVAL AND REINSTALLATION OF THE PAD. S. THIS ENTRANCE WILL BE USED BY ALL VEHICLES ENTERING OR LEAVING THE PROJECT. 6. THE CONSTRUCTION ENTRANCE WILL BE REMOVED PRIOR TO THE PLACEMENT OF BITUMINOUS SURFACING. ROCK CONSTRUCTION ENTRANCE + V lam1`2" _ !.40 1 a L I A1141T I ENGINEERING 733 Marquette Avenue Suite 700 Minneapolis, MN 55402 612,758.3080 www.alliant-inc.com I I 1� C. lid z LU �Mg woof z �. Li! Z 2 U i hereby certify tl specification, or 1 prepared by me direct supervision am a duly Licens PROFESSIONAL ENI the laws of the K MINNESOTA MARK RAUSCH, PE Date License No. QUALITY ASSURANCE/CONTROL BY DATE DATE ISSUE 12-4-2020 CITY SUBMITTAL PROJECT TEAM DATA DESIGNED: MPR DRAWN: TAS PROJECT NO: XXX-XXXX 7 SHEET 7 of 8 / 1, _ , _ f = EXISTING FOXW / . ,- -. DEVELOPMENT -- ' , / / = *. i r: / r ,1. o P / t 4 ,. / , / _ _ J. JA :.. u , - i / 1 " ... / - , 'WET MEADOW /S EED MIX, I SEE LEGENDI = ' < W / „".., / "„__ „_ / TYPE 3 WETLAND TO , ' -- :, f ” -------------------- . , REMAIN UNDISTURBED, _ - SEE EROSION AND SEDIMENT CONTROL PLAN _ . . ..".. .... f: , .`i r,f : v f . J- " ^ is l : WETLAND 2 - p CLASSIFICATION ASSUMED: \1 MANAGE 2 -CITY, MEDIUM -RPBCWD BUFFER REQUIREMENTS: / 20� MIN.,40� AVG., 80r MAX - RPBCWD . + 30 / _ 20' MIN 'SBK -CITY ,t " _ ti 'r , _ r / t: 01'7 ,� , t 23 - t , i i - i i 2 ly/ / - ..-.. 150. $ ..._,.. ,�' _ : _ "r i - i . k. i i/ i' i i' i' - -f '^fie`" ; �Iz F cc. --- WETLAND4 „ ; / r v5 I - _ ' CLASSIFICATION ASSUMED: \. _..-._ ' r _/ / / k 0 F3 CITY MEDIUM -RPBCWDMANAGEZ to BUFFERREQUIREMENTS: TS: ..PRELIMINARY FUTURE s � 20' MIN. 40' AVG. 80` P >. _ .:` / MAXMAx R BewD : ; ; as ::" o: SUBDIVISION CONCEPT <. ._.."." MIN. 30 SBK CITY � E = ..: - ,.. � , -------------- 0;01 / Ips L / ++ f 0 - - 037/ ,C3b L f _ 0 9 : 49 - a5 e E44 4 d93 99 a -w I " 100 0[4 < ! �._ p o4 : a ; C, 2 05 �'. 1. � t 43 t 87�00485 a t , o r: I s2 fi 1 -, 4•73 \` o „ 485 /{' 053 /054=c• -�� �f : V ' i _ a.13 / 8 d r �f^L+ 8 7 'O z a t I� + 071 2 _. _ 1 foi- 5 O I i , ; .._�.,Q' AS9.."..4...._" .....,a.. -., ,•5'. £.rg"_..� -_ IiS , .,. f omr- .'._., 4 1 I -' `'^ o O -e6 . i t 6 f p' 't 5a8 / - SfL + +.� .; 1 'Ig 7III 2 37' 0232 067 3o60i SEED DISTURBED AREAS 33 023 22+ o202 - x26 2300 ,.,. 2r0`3A3 ALONG HAULING RO 5 0 9 4f 00 204223' 4/Thi 4d✓74 ---------- --------- --- 2 5 4 Q =0830�5.....,,_. .".,,,,, „ � . 290 ��?f 4 . or 85 , 'a y ._.._„ . 3 : 7 .,6220 --.9218 .. - ,. t�e 20: , _E ED , ' . __". 4324' o �2SIDE SLOPE S . 0 ._ 20 276 a 0 222 o50702Og...3OLO,- q234Is SEE LEGEND 8._ r 0189 00 279s 620 .. + - ��/. ✓�4.. _" 7..33 428S: 4' 3 04 i a2=-' 20 . 9'21 PRELIMINARY FUTURE f y '0.;o90 +>? + + ':1rV i %r < b;454 046°3: : i I I : /." - i, '!%, � , "- _1� , _i i '•i.' t y =v....I. .o ' i , JY , 1: 3 � r n ,L0 9C 5" %- •..a._ _ IrS'�' 3 < 0I 3 SUBDIVISION CONCEPT B8 `�450 O37O3- - I/ • / � af� +� ;+ _ r . 7t , �1 • ., . f .: __ �.. 5..�-- :J•}4i- r�/ // D/ O'4 ./ i < d a b o 4 pp�a09O414 c• X25/7 O , 0.,.1 ' - 0Iaa 44 9^ 16a 15 • ", d442 iI / ,sQ tt= rt2793 66 6294 , F0_792 1 !0,361 04 253:6 X 252445 I3 374 58 0363 / /' , 024727s7 'Ero !,. f rs i /'. 6' + < _f / - n/ / , - : 6406 0251 49 4 s G ' 2�6 X35 ' - 9c, - / z I�- , 049. :o. _. -• +i. � � - £ ^ Ei %i ."_"...,. _". 027 �' : 970., ��-'•: � � ''v _ G. 04,371 a 42 / ` 2 �S "__a -,;/ I ' I, 405 . � ' 03.x.- r 985.,...- ., o / �'L'35J o,. o .. 32jJ'_ 0 7 _� 4 9 1 < _ / ' 1 / `4 i _ W , :- "T AN D 3 3 CLASSIFICATION ASSUMED: ED:� > CITY MEDIUM RPB MANAGE 2-- . , "s. /LI ,y /%, ' BUFFER REQUIREMENTS: '/'---------- 426 i i £ 20 , t ../ /MIN. 40 /-AVG. 80 - MAX R B , P CWD —� — — , , • .�� ^. ;,/ - �"-"-,.____ -..-: -�:, � %i,_/� -I 20' MIN. + 30 SBK -CITY 9 111 �,., _ .__-- .."%•/ _ ��"� _., r � -L' _ ' i' i i ' 0343 / '; - i £ I MID—TERM ID—TERM ST SEED MIX, ,_"",/"..�: f /- "�� I — — SEE LEGEND - t _ f , _ _ : 1 _ : £ : -. :- A 5 160 I .t f hstl4 £ t SCALE IN FEET PLANTING NOTES: 1. CALL GOPHER STATE ONE CALL AT 651-454-0002 FOR LOCATING ALL UNDERGROUND UTILITIES AND AVOID DAMAGE TO UTILITIES DURING THE COURSE OF THE WORK. 2. SUBSOILS TO BE USED IN MITIGATION AREAS, NOT TOPSOIL CONTAINING ORGANIC MATTER OR A SEED BANK. 3. COMPLETELY GUARANTEE ALL WORK R FOR A PERIOD OF ONE YEAR BEGINNING AT THE DATE OF ACCEPTANCE. MAKE ALL REPLACEMENTS PROMPTLY (AS PER DIRECTION OF OWNER). 4. MAINTAIN ALL PLANT MATERIALS, INCLUDING WATERING, UNTIL THE TIME OF ACCEPTANCE. 5. COORDINATE ALL LANDSCAPE N GAPE INSTALLATION WITH GENERAL CONTRACTOR. 6, SWEEP AND WASH ALL PAVED SURFACES AND REMOVE ALL DEBRIS RESULTING FROM LANDSCAPE OPERATIONS. 7. SEEDING, E G PLANTING, 1 PLACEMENT OF STRAW MULCH, AND MAINTENANCE WILL BE CONDUCTED BY A CONTRACTOR SPECIALIZING IN ESTABLISHMENT AND MAINTENANCE OF NATIVE PLANT COMMUNITIES. POSSIBLE FIRMS INCLUDE: MINNESOTA NATIVE LANDSCAPE OR PRAIRIE RESTORATIONS. B. PLANTING CONTRACTOR TO PROVIDED MAINTENANCE (MOWING, SPOT SPRAYING, HAND PULLING OF WEEDS) DURING FIRST THREE YEARS OF THE PROJECT. 9. CONTRACTOR TO PROVIDE WARRANTY OF SEEDING AND PLANTING ENSURING A SUCCESSFUL ESTABLISHMENT AND PROVIDE ADDITIONAL PLANTINGS SHOULD ANY PORTION I N 0 F THE PROJECT NOT MEET PERFORMANCE CRITERIA BELOW. SEED PLANTING NOTES: WET MEADOW SEED MIX: MN STATE SEED MIX 34-271 (WET MEADOW SOUTH & WEST) SEEDING RATE TO BE 12 LBS/ACRE (PURE LIVE SEED) SIDE SLOPE SEED MIX: MN STATE SEED MIX 35-241 (MESIC PRAIRIE GENERAL) SEEDING RATE TO BE 36.5 LBS/ACRE (PURE LIVE SEED) MID—TERM STABILIZATION MIX MN STATE SEED MIX 22-112 (FIVE YEAR STABILIZATION) SEEDING IN RATE TO BE 40 LBS/ACRELIVE PURE L E SEED ) APPLY SEED PER THE FOLLOWING: MULCH SEEDED AREAS WITH Mn/DOT TYPE 3 (MCIA CERTIFIED WEED FREE) MULCH AT A RATE OF 1-2 TON PER ACRE WITHIN 48 HOURS OF SEEDING. MULCH SHOULD THEN BE DISC ANCHORED TO KEEP IT FROM BLOWING AWAY. SEEDING SHALL NOT BE APPLIED DURING MID—SUMMER MONTHS OF JUNE 30 — AUGUST I. DORMANT (SPRING/FALL) OR FROST SEEDING SHALL BE ACCEPTABLE WITH USE OF BEST MANAGEMENT PRACTICES. IF HYDROSEEDING UTILIZE APPROXIMATELY 500 GALLONS OF WATER PER ACRE. REFER TO MN/DOT SPEC 3884 FOR PROPER INSTALLATION OF HYDRO—SEED. ALL NATIVE I SEEDS USED ON THIS PROJECT SHALL BE CERTIFIED TO BE OF MINNESOTA ORIGIN BY THE MINNESOTA CROP IMPROVEMENT ASSOCIATION (MCIA). SITE TO BE PREPARED A D BY LOOSENING TOPSOILMINIMUM DEPTH OF 3 INCHES, THE SITE0 T BE HARROWED OR RAKED FOLLOWING SEEDING, AND THEN PACKED USING A CULT[—PACKER OREU EQUIVALENT. SEE MNDOT SEEDING MANUAL FOR REFERENCE, MAINTAIN SEEDED AREAS BY WATERING, REMULCHING AND REPLANTING AS NECESSARY TO ESTABLISH AUrIFORMLY DENSE STAND OF THE SPECIFIED GRASSES UNTIL ACCEPTED. ANY AREAS FAILING TO ESTABLISH A STAND SHALL BE RESEEDED, REFERTILIZED AND REMULCHED WHENEVER 70% VEGETATIVE COVER IS NOT ACHIEVED. RESEEDING SHALL CONFORM IN ALL RESPECTS TO THESE SPECIFICATIONS, THE CONTRACTOR SHALL REPAIR ANY DAMAGE TO THE WORK AREAS RESULTING FROM EROSION AND/OR EQUIPMENT. THE CONTRACTOR SHALL REPAIR DAMAGE, INCLUDING REGRADING, RESEEDING, ETC. AS NECESSARY, AR BEFORE SIGNIFICANT I (CANT DAMAGE OCCURS. REFER TO MN STATE SEED MIX MANUAL, MINNESOTA WETLAND RESTORATION GUIDE, AND NATIVE VEGETATION 7 N ES ABLISHMENT ENHANCEMENT GUIDELINES LEGEND: WET MEADOW SEED MIX, MN SEED— MIX #34-271 WET MEADOW SOUTH & WEST + ++ + + SIDE SLOPE SEED MIX. + + + + MN SEED MIX #35-241 MESIC PRAIRIE GENERAL SIDE SLOPE SEED MIX. — — — — — — — MN SEED MIX #35-241 MESIC PRAIRIE GENERAL SF M PRE PRE DEVELOPMENT BIOROLL ' M ' APPROXIMATE HAUL ROAD BOUNDARY -------- _,, __....,_..., WEED BUFFER BOUNDARY , . - W'L - .. WETLAND BOUNDARY ALLIAN T 733 Marquette Avenue Suite 700 Minneapolis, p I , M N 55402 612.758.3080 www.alliant-inc.com I hereby certify ti specification, or I prepared by me direct supervision am a duly Licens LANDSCAPE ARCHI' the laws S of the _ MINNESOTA tat this plan, "eport was )r under my and that I ed fECT under itat e of MARK K ON N R ECK PLA Date License No. QUALITY ASSURANCE CONTROL BY DATE DATE ISSUE 12-4-2020 CITY SUBMITTAL PROJECT TEAM DATA DESIGNED: MK DRAWN: JG PROJECT NO: 220-0090 SHEET 8 of 8