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<br /> WASSEAL
<br /> WCLSEAL
<br /> C32130TW450
<br /> 0130T_PLAT_N �yETLAND MITIGATIQN AREA NOTES
<br /> S130TY220 � '�;,� . V���--� �
<br /> S32130T8190
<br /> C32130N700 � 5�'�`f � \ �
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<br /> � �Q i<=�s � EDGE OF WEfLAND
<br /> PLANTING NOTES: , � ';�' , `�" ~��'N�1� �
<br /> CLEARING AND TREE PROTECTION: '�.� ��t�� �'� � ��,A'���
<br /> 1)ALL INVASIVE SPECIES SHALL BE ERADIGATED PRIOR TO INSTALLATION USING METHODS APPROVED BY THE STATE OF � � � ��� � —��= 79,83 � n
<br /> WASHINGTON NOXIOUS WEED CONTROL BOARD. �
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<br /> 2)PRESERVE AND PROTECT ALL EkISTING TREES AND VEGEI'ATION NOT DESIGNATED FOR REMOVA�. � ����``E : ;� �'� a � ^� ,� � ! v�
<br /> 3)DO NOT DRIVE OR PARK ANY VEHICLES OR EQUIPMENT, STORE MATERIALS, STOCKPILE SOIL OR GRAVE�, OR DISPOSE OF ANY O �t� '! �'� � � � � ��� � � d � � ���lJ �� �
<br /> CONSTRUCTION OR WASTE MATERIALS WITHIN DRIPLINES OF EXISTING OR NEWLY INSTALLED PLANTS. RESTRICT FOOT TRAFFIC l��t'= } �� �+`�-- ��������� `�
<br /> WITHIN PROTECTED AREAS. Q 1`.}={'';, ; �`� � � � W
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<br /> PLANTING: �i � �� �
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<br /> 4)PLANTING AREAS SHALL BE STAKED IN THE FIELD FOR ACC�PTANCE BY THE PROJECT REPRESENTATIVE PRIOR TO INSTALLATION. `1j��, � � � � Q
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<br /> 5)P R I O R T O P L A N T I N G, P L A C E A L L P L A N T S A S I N D I C A T E D O N P I,A N S, O R M A R K E A C H L O C A T I O N W I T H W O O D S T A K E S O R C O L O R � � -� �
<br /> WIRE FLAGS MARKED WITH THE FIRST TWO LETTERS OF BOTH PLANT GENUS AND SPECIES (E.G. TS HE FOR TSUGA ;��,`�a '�, WETLAND MITIGATION AREA: CLEAR & GRUB �
<br /> HETEROPHYLLA). NO PLANTING HOLES SHALL BE DUG OR BACKFILLED WITHOUT PRIOR APPROVAL OR PROJECT � �' � t, i _ � APPROX. 3,700 SF OF INVASIVE SPECIES
<br /> �� �C � INCLUDING: HIMALAYAN BLACKBERRY REED
<br /> BIOLOGIST/LANDSCAPE ARCHITECT. NOTIFY PROJECT BIOLOGIST/LANDSCAPE ARCHITECT A MINIMUM OF 72 HOURS BEFORE �t'� + • ��_� CANARYGRASS, & YELLOWFLAG IRIS.� LIMITS TO �
<br /> PLANTING TO ALLaW PROJECT BIOLOGIST/LANDSCAPE ARCHITECT AMPLE TIME TO ADJUST PLANT LOCATIONS. PROVIDE EXTRA _}_ • � � BE FLAGGED BY ENGINEER. SEE WETLAND �
<br /> STAKES OR FLAGS SUFFICIENT TO MARK LOCATIONS OF PLANTS NOT LOCATED ON PLANS. � :.• ` �� + %����'��W�� � MITIGATION AREA NOTES, THIS SHEET
<br /> .�:-:. .
<br /> 6)NGPA WEfIAND AND BUFFER ENHANCEMENT AREA INCLUDE PLACEMENT OF HABITAT LOGS. SEE SHEET SD10 AND SD11 FOR _,�,.f o + • . • -� � y�� �,_� �
<br /> QETAILS AND LOCATION NOTES. -:= o � • �
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<br /> PERFORMANCE STANDARDS: ,�."��� � n � o ° � . . ,� ,► s� �r
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<br /> 7)ATTAIN 100 PERCENT SURVNAL OF ALL INSTALLED PLANTS WITHIN ONE YEAR OF MITIGATION INSTALLATION. ACHIEVE 80 PERCENT � � . . � � - - _ ��` � o ca
<br /> SURVIVAL OF ALL WSTALLED PLANTS DURING YEAR 2 MITIGATION MONITORING. � ��' � � � ' ' � • � � � � � ' ' ' + + + ° ° ° o -}- � � `�'" �
<br /> ,, -�- -}- � -� • .'�-- . •
<br /> 8)PROVIDE GREATER THAN 60 PERCENT COVER OF NATIVE TREES AND SHRUBS IN THE ENHANCED BUFFER QURING. YEAR 3 '�_, -r-� � � � �- -I- � o o • •
<br /> MITIGATION MONITORING, INCLUDfNG RECRUITED THE NATIVE PLANT SPECIES (RED ALDER AND BLACK COTTONWOOD ONLY). YEAR ; f ` °�°�� `�°�. . � � � � � � + • `� • � �-
<br /> .
<br /> . .
<br /> 4 AND YEAR 5 PERCENT COVER SHALL BE GREATER THAN 75 PERCENT AND 85 PERCENT, RESPECTIVELY. �, �� � � � . � • ' • • • . • + --� • •_ ;, �'�� �`��
<br /> �� �__.w___�_. � ' • . . • . . . . . �'�o ��,�
<br /> 9)ENSURE LESS THAN 10 PERCENT COVER OF NON-NATIVE INVASIVE SPECIES EYERY YEAR OF THE MONITORING PERIOD. NATIVE EROSION - -------------------___�__._______�__ _____�_
<br /> CONTROL GRASS I ,� ���4 f�
<br /> SCHEDULE:
<br /> SEED PLANTING, � `�.ti�,
<br /> 10)AN INITIAL STEM COUNT OF THE INSTALLED PLANT MATERIAL WILL BE CONDUCTED FOLLOWING CONSTRUCTION (AN AS-BUILT SEE SHEET C5.32 � �
<br /> COUNT) IN MONITORING YEAR 0. MONITORING OF MITIGATION AREAS WILL CONTINUE FOR 5 YEARS POST-CONSTRUCTION. A �'� 100TH STREET SW
<br /> QUALIFIED BIOLOGIST OR LANDSCAPE DESIGNER WILL CONDUCT THE MONITORING. THE AS-BUILT PLAN WILL BE USED AS THE
<br /> BASIS FOR MONITORING OF PLANT SURVIVAL/COVER DURING SUBSEQUENT YEARS. _�.
<br /> 11}MONITORING WILL BEGIN THE FIRST FULL GROWING SEASON AFTER CONSTRUCTION IS COMPLETE AND THE PLANTS HAVE BEEN ���
<br /> INSTALLED (YEAR 1). AT THAT TIME, PERMANENT SAMPLING POINTS AND PERMANENT PHOTO POINTS WI�L BE ESTABLISHED. THE
<br /> BIOLOGISi� WILL DETERMINE THE SIZE AND NUMBER OF SAMPLING AND PHOTO POINTS DURING THE INITIAL SITE VISIT.
<br /> DATA COLLECTION: Z
<br /> 12)TOTAL INSTALLED PLANT COUNTS WILL BE CC?NDUCTED DURING YEARS 1 AND 2 AND SNRUB AND TREE COVER WIL� BE -_- -� O
<br /> . _,
<br /> EVALUATED QUANTITATIVELY DURING YEARS 3 THROUGH 5 IN MONITORING PLOTS/TRANSECTS THAT WILL BE ESTABLISHED DURING �� �
<br /> THE YEAR 0, POST CONSTRUCTION. A MINIMUM OF FOUR TRANSECTS WILL BE USED IN THE MITIGATION AREA. TO FURTHER �R�� ^ � �
<br /> �,,,.�- �_.______V_.._.�
<br /> ASSIST IN THE EVALUATION OF THE SITE, PERMANENT PHOTO POINTS WILL BE LOCATED THROUGHOUT THE MITIGATION AREA TO �
<br /> PROVIDE A PANORAMIC DOCUMENTATION OF PLANT COVER, SPECIES PRESENT, AND GENERAL PLANT HEALTH. THE FOLLQWING 20' 0' 20' 40'
<br /> WiLL BE RECORDED DURING THE DETAI�ED MONITORING SITE VISITS: �
<br /> •SURVIVAL RATES OF INSTALLED VEGETATION, AS APPLICABLE; SCALE IN FEET
<br /> •PLANT COVER OF INSTALLED AND VO�UNTEER SPECIES, AS APPLICABLE;
<br /> •GENERAL PLANT HEALTH ASSESSMENT; INVASIVE SPECIES REMOVAL -� WETLAND BUFFER PLANTING �
<br /> •DOCUMENTATION OF THE PRESENCE OF UNDESIRABLE PLANTS (WEEDY AND/OR NON-NATIVE SPECIES) WITH ESTIMATED
<br /> PERCENT COVER, 1 ��_20� �
<br /> •PHOTO DQCUMENTATION OF SITE CONDITIONS; �
<br /> •IMPACTS TO THE WETLAND/BUFFER FRQM HUMAN USE (E.G., DUMPING OF DEBRIS); ANQ
<br /> •SIGNS OF WILDLIFE USE OF THE AREA. �
<br /> REPORTING:
<br /> 13)REPORTS WILL BE SUBMITTED EVERY YEAR THROUGHOUT THE MONITORING PERIOD, IN ACCORDANCE WITH THE LOCAL �Y ��. �
<br /> JURISDICTION IMPACTS AND MITIGATION OCCURS IN. THE REPORTS WILL COMPARE THE FINAL MITIGATION PLAN TO THE FIELD O
<br /> OBSERVATfONS AND RECOMMEND SPECIES REPLACEMENTS, IF NECESSARY (SEE MAINTENANCE SECTION BELOW). ALL REPORTS �
<br /> WILL PRESENT PERCENT SURVIVAL OR PERCENT COVER DATA COLLECTED, SITE STABILITY, WILDLIFE USE, AS WE�L AS DOCUMENT
<br /> SUCCESSES AND PROBLEMS. PHOTOGRAPHS WI�L BE INCLUDED TO DOGUMENT SITE CONDITIONS. -� '_ �
<br /> 'LAN�vING 8 COMMUNt.t�
<br /> DEVELOpMEN -r- . �
<br /> � MAINTENANCE:
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<br /> � 14)MAINTENANCE OF THE MITIGATION AREAS WILL BEGIN AFTER COMPLEfION OF THE PROJECT AND CONTINUE AS NEEDED FOR UP
<br /> . ---
<br /> �; TO FIVE YEARS. AFTER THE INITIAL PLANTING ACCEPTANCE BY THE PROJECT BIO�OGIST, THE LANDSCAPING CONTRACTOR WIL� BE `''�� - _ I
<br /> o RESPONSIBLE FOR PLANT SURVIVAL FOR A PERIOD OF ONE YEAR. AFTER THAT, THE COMMUNITY TRANSIT CONTRACTED � I
<br /> z LANDSCAPE CREW WILL PERFORM MAINTENANGE. DURING YEAR 1, EVERY FAILED PWNT MUST BE REPLACED. MAINTENANCE
<br /> SHALL BE DONE TWICE PER YEAR FOR THE LENGTH OF THE MONITORING PERIOD. MAINTENANCE COULD INC�UDE, BUT MAY NOT �tr} W
<br /> vBE LIMITED T0; �'� ��)7'`� 0�7 �'
<br /> INSTALLING SUPPLEMENTAL PLANTINGS AS NEEDED• � ' C' � Z
<br /> � � � ' �� '��� ��,���, "� � �
<br /> •USE OF HERBICIDE ACCORDING TO THE CITY S INTEGRATED PEST MANAGEMENT PROGRAM; � "'-'-------�-----._._��_�� � �
<br /> 3 •WATERING OR PROVIDING IRRIGATION DURING UNSEASONAB�E DRY PERIODS OR WHEN THE SOILS ARE UNUSUALLY DRY; � _������ � � �" `'`� �I-�
<br /> � � � , HIGH VISIBILITY FENCE �z 9.�cu-• ����T �� ¢ Z
<br /> •WEEDING THE MITIGATION AREA AND MAINTAINlNG MULCH AT A 3 INCH DEPTH• �-��dee� �- .�,x� (f)
<br /> � �REMOVING LITi'ER AND NON-NATIVE OR INVASIVE PLANT SPECIES AS NEEDED; W �ATE - ��: �. � � �
<br /> � � I �r�h-• � � Q
<br /> j •PROVIDING FENCING AROUND GROUNQ PIANTS TO PREVENT ANIMAL DAMAGE; AND I I POST, TYP. ��o;{ W �
<br /> 3 •PROVIDING FENCING TO PREVENT VANDA�ISM OR DAMAGE CAUSED BY HUMANS `vkr�R f�t_c.�L�C�yi��,j�,i O�
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<br /> � CONTINGENCY PLAN: � �` -���
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<br /> EXISTING GRADE s��;�,� t �, ,,,� ,fz� ,
<br /> �p � RE�,�I :D CRZait 70 `T�A�,fiG
<br /> 15}IF THERE IS A SIGNIFICANT PROBLEM WITH THE MITIGATION ACHIEVING ITS PERFORMANCE STANDARDS, COMMUNITY TRANSIT WILL ANY � ,,���.�,- a� � � �E:J � �
<br /> � WORK WITH LOCAL JURISDICTIONS TO DEVELOP A CONTINGENCY PLAN. C�NTINGENGY PLANS CAN INC�UDE, BUT ARE NOT LIMITED �v'�r �u'F 7• ��° J4&ti Fo� T;rs �
<br /> o T0: ADDI:IONAL PLANT INSTALLATION AND PLANT SUBSTITUTIONS OF TYPE, SIZE, QUANTITY, AND LOCATION. � � I�-�'���:;h�'"'�� �''� z
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<br /> Y DRIPLINE 16-120692 LDA
<br /> s NOTES Snohomish Count P/annin & � �
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<br /> � 1. HIGH VISIBILITY FENCE, POSTS, AND INSTALLATION SHALL BE Deve/opment Serv�ces
<br /> PER SPECIFICATIONS. APPROVED FOR C�NSTRUGTION
<br /> o- FENCE.0 WORK SHALL OGGUR WITHIN HIGH VISIBILITY PROTECTION By: HanmiGlobal Partner
<br /> � R/UV Permit No. 11241 Willows Road NE
<br /> 3. NO STOCKPILING OF MATERIALS, VEHICULAR TRAFFIC, OR Suite 200
<br /> � STORAGE OF EQUIPMENT OR MACHINERY SHA�� BE ALLOWED WITHIN THE Date: Redmond, Plashingtan 98052
<br /> � LIMIT OF THE FENCING. Phone: (425) 822-4446
<br /> � FAX: (425) 827-9577
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<br /> N www.otak.com
<br /> � TREE PROTECTION DETAIL 32130T
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