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[ <br /> ?1 :Ahlc tu adjust cun;truuiun ��I.uis ;ind �lircct �unsu�uctiun acti��ilics on-sitc in respunsc <br /> � tn s�icci(ic unforesccn sitc cunditiuns ��•hicii m.n� F�c rc��c,ilcd duri�tg consu'ucli�,n: and <br /> niost impurtanUy <br /> � 3) Kes�ionsihic fin' ;idhcrcncc of Ihc n�ork tu Ihc imcnt and spccilic;itions u� thc Fir�nl <br /> rllrtrgrurun Plun. <br /> � Implenicntation of thc /�r�ral Alitignlion Plon :uul correspondim� ]�inal Ntitieation Sitc Pl.ui <br /> requires some or ali of the following ten steps depcnding on specific site conditions: <br /> I j Pre-construction meetinc; <br /> � 2) Stakine of construction boundaries; <br /> 3) Installation of temporary crosion and conu'ol measures; <br /> 4) Clearii�g and grubbing; <br /> I 5) Over-excavation of wedands and :nitigation area; <br /> � G) Stockpiling of wedand soil materinls ard contained root-s�ock; <br /> 7) 12eplacement of soii materials; <br /> � 8) Planting; <br /> 9) Cstablishment of t�ydrologic regime and satisfaction of post-planting requirements; <br /> 1 and <br /> 10)Post-conswctian meeting. <br /> ( In the enhancement of the buffer area, orade will be maintained to a depth sufficient to insure <br /> at least 12 inches of suitable soil medium. lluring the coincident construc[ion phase and <br /> buffer enhancement, wetland soils and plants suitable for use in the mitigation area will be <br /> I either stockpiled or purchased to provide a replacement planting medium in Ihe wctland <br /> mitigation arca containing native seed and root seurces, organic matter, nutrients and <br /> optimmu water holding capabili[ies. Any additional wedand soils (if needed) will be secured <br /> I from approved off-site wedand sources. Only native vegetation typical of that found in <br /> � wetlands on-sitc will be used in die mitigation area. Vegetation sper.ies typical to wedand <br /> mitiga[ion are listed in Table 1 -- Lrst of Potential Plnnt Species for Use in iYetland <br /> � Nlitigntro�t. <br /> 'Che wetland mitigation arca is currencly vegetated wid� a scrub-shrub layer of small willow <br /> ( saplings, Himalayan blackberry, Douglas spiraea, red osier dogwood, and salmon berry, <br /> �vith overstory comprised of western henilock, western red cedar, and black cotromvood. <br /> � Understory is comprised of cattail, soft rush, and recd canary grass. <br /> I � INIPLEMENTA'TION OF PLANTING � <br /> IThis plan presents site preparation requirements, suggested enhancement plant materials, <br /> plant installation methods, performance standards, a monitorine plan and contingency plan. <br /> � Assistance of a wcdand biologist cxperienced in wetland enhancement design, plan <br /> implementation and constn�ctioii monitoring will be required for supervision of this plan. <br /> Thc project biologist shall be notificd 48 hours prior to ficld implementation by the landscape <br /> Iconu'actor. Adjustments to thc plan regarding actual t7eid conditions will bc discussed at this �� <br /> /� <br /> I Knucris Properl�� -- Fiun! lYe((nnd�llitigntrat Plnu Pagc 10 <br /> Prepared b��SIIOCFI'.l'/Iiltli\7'. inc. �eK:w�ai,io�� <br />