|
FINAL WETLAND MITIGATION PLAN �
<br /> MTORRES AMERICA
<br /> 905 80TH ST SW, EVERFTT, WA
<br /> PORTION OF SECTION 12, TOWNSHIP 28N, RANGE 4E, W.M.
<br /> CENTERLINE PROFILE
<br /> PROPOSED STORMWATER CONVEYANCE CHANNEL .
<br /> HORZ: 1 "=40'
<br /> VERT: 1 "=2'
<br /> 500 _ – – _ – _ 500
<br /> � � �� � � I �
<br /> � , ,
<br /> 499 _ - -- - -- -'� -- -- - ; - -- -- – . _ -- � - - -- -- - , _ _ – - -------- ,� – � _ 499
<br /> I I � I I ;
<br /> 498 --�--� _ _ _ _ . _ ' __ . - --- - � _ - - -- ;�- - -- --- - -- - -- �I_ -- -- 1, _ _-- 498
<br /> � - - – - - --
<br /> � I , ' '
<br /> 497 � _ _ - - -- - i - - - -- j-- - - – ---- - _ � _ _ _ �; - - -- --- '� - - _ j-- -- --- - -'�, 497 '
<br /> \ � �
<br /> 4% -- – � – _ . _ �.'"_' . �
<br /> ,.�\ _ -- - – - -- -- _ _- -- -- _- 496
<br /> i _ _ � - -- -- � �
<br /> \V/ - -- -- � \� R��N � � � ,
<br /> O �
<br /> 495 _ _ --- - -- \ A ' – - -- -- -- - --- . _ -- -- . . _ 495
<br /> � �
<br /> \�q�e I I I I
<br /> .--. � � �
<br /> � 494 �� -- -- ---- – _ _ _ - - -- - - – ---- – � 494 � TYPICAL CROSS SECTION
<br /> � SrRuc oNrRo� \ � ; w SINGLE-LOG GRADE CONTROL STRUCTURE
<br /> w 493 1 7uRE 1 � w FRONT V1EW
<br /> � ', __ STA.-11+30} _ _ GRADE-CONTROL \ I ' LL
<br /> _ _ �- - -- - ---_ . �
<br /> _
<br /> -
<br /> �, '\ I STRUCTURE 2 - SCALE: 1" = 4'
<br /> --- -- --
<br /> 0 � 12+30) \� O 10 10
<br /> _ GRADE-CONTROL
<br /> a 49Z �,1 (STA.' � STRUCTURE 3 _ �. - - - ��� ^ - - -- 492 � pROP - _ _
<br /> ` ., , � (STA. 13+30) \� ,��' � / \
<br /> ' � I� � , , - \� - �/ - - - > � $ _ os���4%4D f 3 ,9 i LOW F E� 1' oPpS�D 6��� 8
<br /> J 491 , , '� \ � W `., o ,ea .
<br /> w � carcH � sTREa�n i �' � ` , , << �� . PROP � c�uoE-coNrRo� � � 491 � � �--- � w� �� � �
<br /> , � NOTCH �
<br /> - -�. _ . - - - - . . '-- . . _ •_-i --- -- -- .. ��x4.. . . _ _ . . ---- - , . . , 6
<br /> �` � r— STRUCTURE 4 GRADE-CONTROL
<br /> O
<br /> BASW � GRAVEL—� , �-- -- _ ��� � E �O.E7% (STA. 14+30) -- STA. 15+30 � � , �
<br /> 490� (6" DEPTH) _ _ _ _ _ �J , �D � ' .--- --- -- --_ _ , N )
<br /> _ . , �RUCTURE � � GRADE-C,ONTROL 4IO � �--;--- � ,
<br /> � , � � � � : a, - � >., � � STRUCTURE 6 � 4 � ; . — � � aeenu�r� —�2 t5 D�a z�a LoHC� (hu I
<br /> � ) � —r
<br /> 484�__ . _ .. _ .. _ _; . . .. _ _ .. .. _ _ _ ___.. __ _ , . . _ . .. .. .. _ .. . .. � . ' . .. ,_,� �, � . . . . .. .. . _ _____ . . . STA. 1 � -- �---T + � � . ', . . _ .. NceNree. __ -____ _ . . �. BUREDMIN U . __ ___ __ 4
<br /> '__ __ _____ __ _ ___ ___ .. . _ ___ _ _____ __� I_ __ _ _ ,. . , 6+30 .. __ _ p(� +__,___. FIM M4
<br /> � iNro srxea++eeo
<br /> ' �i i . , I � . . .. � � � — 4fJ7 w DftIVE REBAR MIN.Z' . . . __ . . � INTO BANK I �
<br /> � . .. ' .. " .'____ _ . � . .
<br /> II , . � ..� . �. ,i . ,. � - ,°: .. 1 \ ' CULVERT � Y _ *__• � _ ,_ ,__.. . . . . ___ . . �. . LOG_LENGiH VARI�S DEPFNDING__ ._ z
<br /> -- - - - �-- - - - - --- - -- � : �, � + I
<br /> 488 – -- -- ' -- -- - _ 488 `^ - - � �–�-- - – – - - - - - ; � - -- _ - -- - - - - - –
<br /> � �
<br /> . UPON CHANNEL WIOTH��
<br /> �----- --- ------- i - -- - � . . , , - - - - ..
<br /> �
<br /> -- i=a ' �, . � --- Q
<br /> � � � � � p � � �-�-- I---� � I � �+-----f---I--T- 0
<br /> � ' � 16 14 12 10 8 6 4 2 0 2 4 6 8 10 12 14 16
<br /> -- -- i- -- -- -- -- --- - - - -- ---
<br /> -- -- -i - -- -
<br /> ___ - - -
<br /> 4H7� ; , _ � GRaDE-CONTROL , 4H7 STATION
<br /> I , , ' � STRUCTURE 7 !
<br /> 486� – _ _ . __ _ - --- -- --- - (sTn. n�oo 486
<br /> _ --
<br /> � _ - —
<br /> 485 ! � � � � � � i � i , 485
<br /> 11+00 12+00 13+00 14+00 15+00 16+00 17+00
<br /> STATION �
<br /> TYPICAL CROSS SECTION
<br /> SINGLE-LOG GRADE CONTROL STRUCTURE
<br /> END VlEW
<br /> SCALE: 1" = 2'
<br /> 6 - - -- - - __ _ -6
<br /> f-FLOW '
<br /> ' �� � �+-BE�SURFACE I
<br /> �
<br /> r BACKFlLL WITH NATNE
<br /> 5 - --------- -- -- - --- ' - w,�En�araxre�c-- - — 5
<br /> F.. � REBAR 1Z ''I S"DIA. LOG � I p�q�EMEM OF LOG .
<br /> W ORILL 1�1/B DIA ��. � CEDAR OR FIR, � � AND FlLTER FAB0.1C �
<br /> W � HOLE p 30 DEG � 2•g q WapD QEAT I TYPE-I fILTER FABRIC �
<br /> 11- 4 . . ORIVET'�IA REBAR �� . ..ppLLLWLEN6TH- I � -I �FQLOOVERANDNAIL/ .4
<br /> Z THROUGHLOG �� ,. �,I STy1PLETOLOG�FIILL
<br /> � L5NGTH.E%TENDE�INTO .
<br /> EXISTING I I I BANKS ON BOTH SIDES)
<br /> Z� NIETLAND . Norcn . . � � �� �i
<br /> ��
<br /> 3 � - ; -��-�r- — 3
<br /> � i � �
<br /> Q 1 = , i
<br /> �� ;�
<br /> � 11�1 ��� � �
<br /> 2 i
<br /> 1�� � � '� � � - 'I �i I I I �' _ �� .
<br /> p I - � � EXI�'�ING I�I ��I =
<br /> � �I I ' SOIL ' �
<br /> � i � L I;;� -1
<br /> I � � I �
<br /> � t � '
<br /> � � II� ilii llll I � :
<br /> a , , _
<br /> ,I' ' I � , i � -
<br /> 0 j__ `�-�------}--�-j�—.� �
<br /> 5 4 3 2 1 0 1 2 3 4 5 �
<br /> STATION
<br /> PLAN APPROVED
<br /> �
<br /> 'Ll c t �'{ E 2 i6 � ` �
<br /> rue�s rtnc.�s oar '�'�. -
<br /> �'�_._,.'
<br /> �� / ENOSY�4 .
<br /> L ; ,r.,_ ,_. &��Jt2KS
<br /> . . %:.+:`ENT
<br /> WATER
<br /> i . .;a, , _„ � ag�l
<br /> __._._____"�_______ Ip ... . ,iNG
<br /> SEGi1ER
<br /> fMIS
<br /> ' . , � . ,_ � .. THLS
<br /> TRA. __'_____. _. . . . . . . f�_ PER
<br /> „�J •: � . ❑^ZI-ZQL:•uSAND
<br /> . ` . . �JXLE55 �
<br /> --- '— � . �.,c.�nsrauQSOH Hh5
<br /> � E
<br /> NGINEER Been,sSUED.
<br /> FINAL WETLAND MITIGATION PLAN
<br /> � Wet/�hd Re�oyrces,I`IC. MTORRES AMERICA
<br /> � �elineakion/MitiQation 1 ReAoratlon!Habi[a[Creation/Permit Assis[ance 905 80th St S W
<br /> 9505 19th Avenue S.E. Suite 106 Everett,Washing[on 98208 City of Everett
<br /> Phone: (425) 337-3174
<br /> Fax: (425) 337-3045 MTorres America Sheet 2/2
<br /> Email: mailboxC�wetlandresources.com Job # 04436
<br /> 21520 30th Drive, Ste. 210 Drawn by: JL
<br /> Bothell, WA 98021 Date: 06.13.2016
<br />
|