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<br /> 429.75 THiS INFILTRRT�ON BASIN IS ��SIG�ED BASED �� AN lNFlL1RA�UN RATE Q_
<br /> f SECC3NDARY EMERGE �CY � t� Q�` 1.5 INCHES PER FfOUR FOR 2�.8 ACRES OF �f�YPE � FORESTE� � �*-- '�"'� C3�
<br /> SPILLWAY EL.EV,=�4�:�U- � � s°\ �--� ��-r-- � CQ�JDITION �ONVERTED TO 18.0 ACRES IMPERVIOUS AND 11.8 ACRES �' �+ --J Q
<br /> � � X_.___--x ----�- � -. ` � ���3 20 FOOT WIDE MAINTES�ANCE ACCESS C}RIVE. LANDSCAPlNG. � LL
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<br /> f � 435 X X 4" CSBC OVER 12" RECYCCE[� C4N�RETE. Q � �
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<br />. •. -�� ��. �435 _ � ACCE5S DRIVE TO BE SECONDARY TN� INFILTRATION BASIN WAS MODELED t15lNG TNE WESTERN � {� �
<br /> � _ �-* .-�;. _, . � � � EMERGENCY SPILLWAY F4R POND. MAX, WASHINGTt?N HYL�Ra�.O�Y MODE� {WWNt�20i2�, �✓ C�
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<br /> ``" ,.•• �: '�,;�'' ' -:. „ 5=28.79�
<br /> I � W PIPE ANCHORS PER ON ACCESS DRIVE. ,� � � W
<br /> � 33' SETBACK FRt3M � ' ' �� :: ' ' ` I� CLl
<br /> PR4�'ERTY LINE TO �� � �`-�: ' � o � :� � � ' �,, DETAfL ON SHEET C-1 Q �ONSTRUC�` 20 FOtJT CONCRETE DRIVEWAY TYF�E 1 � U! tr,�
<br /> MAX WATER SURFAC� I a x � sB `�► �- ��� --� �.- » � �� , �. � STA�+JDAR.D PRA�CT1�� �ODIN� �YSTEI�l� � �
<br /> r 434.0 ;� '�;1 (NFI�TRATf01r1 �� �. � � .� "� ` CB 15 - TYPE 2 48 � � � �� �
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<br /> � BASIN {230' X 55"} � � � � �� ��'�'` Wf ROUND SOCID LQCKING COVER 7 � INSTAL�. CATCH BA�fN T`fPE 2-48" QN EXISTING CQ{�TRACTQR TO INSTALL AND MAlNTAlN A�.1� ERQSIQN CONTRO�. BMP'S �
<br /> _ ''� � ��-� � ` �� C.Q.E. STO [1WG 405 & 611 �.-1 12" STORM SEW�R AS SECf��DARY OVERFI�OV+I. AS SH4WN ON THES PLAN IN ACC�}RDANCE WITN DEPARTMENT OF .� �/ -� �
<br /> 427 �-� \ `""��� ; TOP=�#�}-4$0.88 ECOLOGY 5TORMWATER POL.�UTION PREVENTION REQUIREMENTS �p I..t.. d
<br /> � � � �r�' � ,,--,�„� � INSTALL [�EBRIS CAGE PER DETAIL ON �HEET C-30. SUMMARIZED ON SHEET �4�. IF 8MP 1NSTAGLATION AND MAINTENANCE IS � m
<br /> D� ,� � � ,4� 430 �,,, �..-�'`� �' 1 IE=4�9:$6-1� (W) �F�9.48 RIM E�EVATION = �4��}-433.90 INApEQUAT� TU MEET THES� REQUfREMENTS C�NTRACTOR TU PftOVIDE � � � Q
<br /> ' EX. " ' � -�______ . _,...--'` �� ` �, �'�-'�- �� � 1�=4�$-0�-12»�SW) 476.18 EXI511NG IE (12"� _-���!�:-9-{�1W}4�29.�5 ADDITlONAL BMP'S AT NO ADDlTIC}NA� COST TU C}WNERt d � CL
<br /> $ SS 435 �_ _ - � �� ,�-�" ' 46�.(}8 = 18
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<br /> F�NCE R�MQVED � � � � �_...° �40 � ' ,...�.-� , '��'-����'�. � �� E=46'�36-12"{NW � � DEVELOPMENT. F`UTURE D�VEL�PM��T TO PROVIDE CODE BMPS � r�
<br /> � ��>-. � � � . . � ''"445� � '"�'"�� �-~ � �'�;'� ��'� f`�''�l�-� , _ � ��'"'"� �-�' 469.48 IE=4�&-1�"{NW) INDIVIDUAL WATER QUAL(TY FACILITIES PRIOR TO � �
<br /> � � �l .��-� \ .- �--�'"�� -����--� � � ,,,�- '�� �..- ��- COIVNECTIQN. ��. CLEARiNG �lMITS & HI�N VISI81Lf TY �ENCE {D.�.E, 8MP C1 C}3� �
<br /> � . �.�-�- ; 450 ...- ' - ' � r .- � � � ' �-- �� .- �
<br /> � � �c �`� �'+ \,��� ��..�.=�'"l �.-���..�'� L--��''; �..-���-'C��� ` �� -� , -�C'� � �--�'�� �g� HYDROSEED ALL EXPOSED SOILS, PEft LANDSCAPE �
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<br /> �� � , � , i � 460 '��� � � ti � � � �.-- � � � ,�,K•- FUTURE Lt}T 3 �.T� AMERI�AN�GREEN 5���N C{�NTRQL MAT, NQRTH DC DIJ�T CONTROL (D.OaE, BMP C14t�}
<br /> �'��r���''� 465 '-f � ` ..�'`"�-y�'� �-r�,.�;" � � t , ��,., � �� ST4RM DRAIN
<br /> _ I� � � ��" �g� INSTALL 6 FT F�lGH PERIMETER CHAINLINK FENCE.
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<br /> EX. 5DMH � , , � ,� � 47Q � , .� � , � � ��', y'"� �. ?, � ��} FENCING TO BE 1 STA� BY DMA ID'S 1�1`EF2CEP`fOR SWALE W f ft{�CK CHECK DAM (D.{7.E. BMP C20Q} ��,�
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<br /> ,� � � � , 480 � � � y-� �� CATCN BASIN f IN�.ET SEDIMEl�T PRflTECTION
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<br /> ._._ __ _._._ 484 5' LONG STEEI. CORDEh� RODS (OR APPROVED (WSDOT STD PLAf� I-40.20-00 8c D.O.E. BMP �220� ��� � ��� �
<br /> C� ?c � � EQUAL} t}N 12" NDPE PIPE AT LOCATlaNS SHOW�1. .�`�`"` - ` ��;
<br /> � E ` C�.AMP� TO BE O�IE SIZE I�AR�ER THAN PIPE TO � MU MULCH {D.O.E. BMP C121} -''' "�, �-��;
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<br /> � MU PS A�.�,OW EXPfiNSION j�ONTRACTI�l�. �r� ���
<br /> {� � FENCING TO BE INS7ALL�D � '�, �I
<br /> � BY UND�RWOOD GARTLANC? � /� �- �� INSTALL 2-12' SD OUTFALLS WiTM ROCK HEADWALL PS TEMPOF2AF�Y & F'ERMANENT SEEDING (D.O.E, BMP C120}
<br /> � � (�`�► �` IE=427.4Q�
<br /> � k 1NST�1�� 2-12" DIAME`CER NDPE � `'✓ Q RIPRAP SETTLING BASIN TO BE MINIMIJM 10'Lx8'W
<br /> � STORMDRAI�1 PIPES (1fi0 LF EA} � � � �`'` WiT�-1 A 1' DEEP DEPRES�IQN, SB SEDIMENT BASIN f TRAP {D.O.E. 8MP C241)
<br /> � ON THE 6R�}UND SURFACE W11N � '"�,,, INSTALL 8"-12" SIZE RIPRAP ROCK AT 2' DEEP.
<br /> . ''"'� � x � C,�� PIPE ANCHORS. S�OPE Ta 1 � INSTALL OVERSIZE CLAMP OR SLEEVE CONNECTION
<br /> � ('''1� � MATCN POND SLt�P� {2:1 MAX) ` � AT OUTFALL TO AL�t7W EXPANSiQN f Ct�NTRACTIQN OF SF TEMPORARY SfLT FEi�CE (D.O.E. BM#' C233) � �o
<br /> '�✓ �� �� NDPE �[PE. 2 cy
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<br /> �}' POND GRADING TO BE � �� � a'
<br /> � COORDINATED WIT� MII�ING 1. INFILTRATI�I� BASIN TO 8E USED AS TEMPORAR� SEUIMENT �'OND. LOT 1 `fU BE � � � � �
<br /> � � �
<br /> E RECLAMATI{?N � STABfLfZED PRIOR TO OVER-EXCAVATING P4ND AND F"LACEMENT UF SAND LAYER. � � {„� } � ��-.
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<br /> � 2. CONTRACTOR TO OVER-�X�AVATE A MINIMUM OF 5 FEET BELOW THE BASlN "" � c 5 �
<br /> B O T'T O M A N D R E P L A C E W{T N 5 F E E T O F W A S N E D C�M E X S A N D. T F�E P O N D �"' � �� +' �
<br /> 80TTOM SHAL� BE EVALUATED DURING CONSTRUCTION BY THE ENG�NEER TO "'� �} � � �
<br /> ' D�TER�iINE IF ADDITIUI�AL EXGAVATION IS REQUIRED TO REMOV� ALL EXISTlNG � Q e� � w
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<br /> 3. PERMANENT S�OPES AfJJACE�3T TO THE PONC3 SHALL 8E CUT 1�3TC1 THE DENSE � I��■rI Q
<br /> � �5C} 55C} NATIVE S�ILS Tfl 7HE 50UTH AT �H:1V FOR PERMANENT SLOPES AS SNC}WN. ANY
<br /> � P�RMANENT SLOPES TNAT ARE CUT {NT0 EXISTING FILL TNAT WAS NQT � �
<br /> ,� .� i,r. _„�,. � _..._._....__..._ �. .._.__._.-_. _.� .__. _,. PREVI�USLY COMPACTED TO ENGINEERED STANDARDS �NA�� BE REMOVED,
<br /> y� �4Q __ _ __ - � �'"' ��.0 PREPARED AND COMPACTED IN AC�ORDANCE VVfTF� THE SLOPE RECONSI'RUCTIC}N
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<br /> `�,� 530 - - i��r J r 53t? REVISION�: APPD.
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<br /> � 5�0 - / 520 1, OBSERVE ERQSION CONTRQL MEASURES AT THE BEGINNINC? AND END � �- �, � W m � 4-11-18 JNM
<br /> m � OF EACH DAY. REPAIR AND OR REPLACE AS �fECESSARY TQ ASSt1RE � �' `� �• �� °
<br /> � E�ISIING GRADE ��' ca %� .� a
<br /> �; I'ROPER FUNCT�ON. �, � � �` �. �
<br /> �-' S10 � 510 �i a. �- o -�� v
<br /> � i� 2, OBSERVE �C7LLECTIO� FACI�.ITIES DURlP�G PERIODS OF HEAVY � � �, � � ��
<br /> � ,,�' RAfNFA�� AND WET WEATNER CONDITlU�S. � � � ��
<br /> m 5p0 - _ r __ __ -POND GRADiN� TO BE -- - 5C}Q �, � � � �
<br /> r� COORDI�fATED WITN MINING 3. OBSERVE AND M4NI1'OR STABII�I�A110t� TECHNIQUES. MAKE REPAIRS �`z °.'; _ � �
<br /> r � �� RECLAMATION AND/OR ALTERATIONS AS NECESSARY T� PREVENT EROSION. �� � � �' �
<br /> w 49C} _ __ -- r - - 49Q � c� m�. �:� ,
<br /> � ,,-f 4. �OMPLY WlTH AI.L WASHINGTON STATE DEPARTIMENI" QF ECO�OGY � �; �o °' �� ��� �
<br /> � .a� � � PAD ELEV-=484,0 � .� w ,� w
<br /> � �' 1 !-' �D.O.E�� AND CITY OF EVERETT {C.C}.E.� REQUIREMENTS FQR � � �- o � ��,-� QATE: SEPTEMBER, 2017
<br /> � 4F30 __.__ _ _t _ 480 DIS�NARGE OF STOR#vIV+1ATER. � � � �'a `'� `� ���`�
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<br /> � �.70 _ __ _ ��o UVPPP B►E T �/�A � a � � � �� ��awr�: �o
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<br /> c`�.n _ __ _. � _ TNE LOCATION AND TYPE OF� PR�}POSED M�ASURE� FQR TEMPORARY �RO N ? � � � .��, NUMBER:
<br /> � 4 6 q j 460 CONTRO� SHALL 8E �S FOLLOWS:
<br /> �
<br /> �� �
<br /> oa. 6' WIDE BERM lf SED(MEi�T $ASti�f -- �JETE�iTiO�i POPID TO BE t.�T4C,[ZED A5 SCAt���
<br /> a.°� 450 ------- -' TOP=435.� � ! � � 450 TEMP�RAE2Y SED�ME�IT BA5lN
<br /> r �" M�J�CFf AND HYDROSEED --- AL�. EXPOSED SOIL tJPON ATTAINME�T OF FINISH PRt�JECT NUMBER;
<br /> � � FINISHED GRADE .�'� GRA�E
<br /> � awi. - �'' �` - 44t� SILT FENCES -- AT DOWI�SLOPE S1DE 0� AREAS TQ BE ���ARED U�7C}XC�QQ�
<br /> _ �,� 444 � �/ J -� �--�---
<br /> m m � 434.0 / AND AT TOE t��' FILL S�4PES
<br /> � � `, �'-i�1 _ -._ ,� � ,•' _ _ - 43C3 E�RAWING FILE:
<br /> �� ��o � �� � 1,�� -�� � , W ET W EAT H E R G RAD��l� & S1lU F'P P �1 C�T E EG-009--IB-UGbXOQ03�[?EX-AB.dwc
<br /> ¢� �� 3 1�
<br /> cvM� 1. �ROM OCTOBER 1 TO APRIL 30, NO DENUDED SOIL AREAS ANR SOIL STOCK�IGES
<br /> ,cv, `�-______________ ____ ___..___�_______�.�__..__------'�
<br /> ;r 420 ._ - -- 42Q MAY REMAIf� �XPQSED �(7R Mt}F�E THAN 2 DAYS AR1[� NO MORE THAN 7 DAYS SHEET NU.
<br /> �o �� BOTTQM tJ� INFILTRATION BA�IN 5 FT DEPTH CLEAN FROM MAY 1 TO S�PT�MBER 3Q. �,� �i':=� ������ �}"
<br /> 410 �'� � �� � a # �
<br /> �� CALL 410 EI.EVATI{}N = 427.C} PIT SAND I ���`� ,;��� :,� '1���.�"����� �
<br /> ��' 2 BUSINES� DRYS /� � ••
<br /> �� BEFORE YQU DIG a+oo �+o0 2+oa �+oo �+�o ��E���� � ��t1.��� ���� � ����� � � 2�3� ��
<br /> � ..� ��� .�
<br /> � � FOR UT1�.ITY LC)CATE SE�TI�}� A-A: I-IARDE�iQN INFILTI�ATI�'}� BA�II'�I
<br /> o� �-�t�c�-�2�-���� „ : OCTCJBER 31 , 201�3 ��"��` �� ��1����1�� oF 1 �
<br /> �, � 1 = 20 Ht}RIZONTAL 8c VERT{CAL
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<br /> � UTILITY DRAWINGS 7301 HARDESON RD
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