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Consolidated Forward ..::. Landfill Page 18 <br />Rodenticides and methods of application used at the landfill shall be re\;ewed by a qualified <br />biologist to determine ifthey reflect the most effective and safe methods for controlling ( <br />rodents. That biologist shall make recommendations for improvement if needed. <br />63 Austill 1994 (Fl.a, Fl.b, alld Fl.c) (simi1ar but updated), Austill 1000 (Fl.a) <br />(Creek realigrzmellt) MOlli/oring muJ mailltellallce for five years following COllStroctioll. <br />64 Austill 1000 (Fl.c) <br />Restoration of the ripariall area shall illclude revegetatioll with trees, shnlbs, and grasses <br />lIalive to the area: Plalltillgs shall have a millimllm 80% survival afier the first year, and 100 <br />% survival thereafter; or shalllun:e attailled a 75% cover afier three years alld a 90% cover <br />afier five years. Plalllillgs shall be mOllitored each year alld maintailled as necessary IIl1til <br />success criteria have bew met. In order to assure implementation, the Wetlands Mitigation <br />and Monitorillg Plall shall be modified to include these criteria. <br />65 Austill 1000 (Fl.a) <br />A 4.3·acre detentioll basill 'will be cOllStructed in the southwest comer of the project site, as <br />depicted on the project plallS (Beck 1993). <br />66 Austin 1994 (F2.a) (~imilar), Austin 1000 (Fl.a) <br />Undercwrent project plallS, 31 of the 32 valley oaks are along the perimeter of the site or <br />are in the desigrzated wildlife preserve adjacent to the creek and wOllld 1I0t be removed. <br />67 Austin 1994 (n.b) (similar), Austin 2000 (F2.b) <br />Prior to initiation of QIIy activity ..... ithin a 100-/00t radius of a valley oak proposed for <br />retention, the project proponent shall illStall clearly visible temporary fencing around the { <br />dripline of the Valley oak to pre"."ent illadvertwt damage durillg on-site activities. Fellcing \ <br />shall be removed UpOIl completion of activity withillthe oak's vicinity. Site workers shall be <br />advised of the sensitivity of on-site oaks to disturbance. <br />68 Austin 1994 (F1.c) (similar), Austin 20()(} (F2.c) <br />Where avoidance of a valley oaA:(s) as specified above is determined infeasible, the project <br />proponent shall replace each oak as required by the County's Natural Resources <br />Regulations: three oaks shaD be planted ill appropriate locations for each oak removed. <br />Replacement trees shall be the same species as the removed trees. Replacement trees shall <br />be planted all the site ill association with the Wetland Mitigatioll and Monitorillg Plall . <br />described above. <br />69 Austin 1994 (F2.d) (similar), Austin 20(}(} (F2.d) <br />To ensure the success of mitigation. plallted alld retailled trees shall be monitoredfor a <br />period offive years follolVillg initial disturballce within the vicillity of a retained tree or <br />followingplanting of a replacement tree. If, durillg the course of monitoring, a sigrzificant <br />decline in the health of planted or retained trees is identified by a qualified arborist, the tree <br />shall be replaced as described abo,·e. <br />70 Austill 1994 (F3.a) (simi/or), Austin 2000 (similar) (F3.a) <br />Of the Zl9 acres disturbed, a 10.5 -acre wildlife preserve alld floodplain will be retained as <br />foraging habitat. <br />(