|
<br />, .' .
<br />. ,'. ,
<br />GllotllCIIJ):icIlIEv.lthl'ai:ion.. Soil c1assification,gramsize dilSiI'r'bation, topMIl 'l'lutrient contetit,ttlol~~\lj@:n:tent,
<br />and.gr(;)ut'l.~wateri!1ata'are containe1f ma.ge0ter.l~c(l)lengip"eenm:gl'eJrort,prellarl'l<a"'y'Ferracl!ln. .jt)a:t'Wivi~a!lso
<br />avaiJablefromteRex:isting.grounawater m6mt@l'ingwel1&10Ctlte"illlll(l~L;ow~t~0lj,ItI(jlrClillek _M'~t~~g of
<br />the ground-waterwell'leveIsluthe JOwelIsshallcontinue. ~tlWlili~,p);~()Sedwl!ltk:tobe pe~~il.d1ll.l'llud-es
<br />saJ.'llp'lingand anlllyzing bed-andbank: material satbples as well-aslilu1llngs:n-omproposed wetl~~CF.llllti(ll!lsltes. '
<br />
<br />Sufveys. Cross-section surveys ofthe clianniH ahdovet@auk:ai'ettswrll'ihemiediti tb.ehydrau1-tchiolil~t.~1sd,
<br />detailed information on existing culverts, bridges, siphons,etcw1iU-b'eo1ftaiin:eld. To:p,owraphic s1:llWe$fswr1lbc
<br />necessary itr areas of proposedwetlahdcteatian to develop the I1fans an-dd-etel1l1'line thequantities0'fti1aterials
<br />for constructi0n. '
<br />
<br />
<br />. will'be evaluated; Existing topogF<iPhy (!tata as wellasfututecta~ssectidnsurveyswillheused to Ot1"jlfsJt'Q.i?t
<br />E1,o0dplaj,nhydl'amieml!ldels(HB~>2IHEe-RAS);andstable 0H"ll.M.el'm0'detsE~.M4,et'c.)1\hesemo1:iW~~;1];be
<br />_sedt.o,'cl, evelop thedllta neoessarytocompare-a;J:tematives,' and\tod;eY(l10pthedetaiI.ed;deSignOft1te\S.~e. "4l1red
<br />ltemati-ve. " '.' . ' ,,' .',
<br />
<br />El1vil'ol'fnte!1taI.ExistIng data incllidean (lxtimsiveinvemtory of flora and fauna, cliltliralreSel\!l.rees, 'stream
<br />systems, add site features including scenic vistas. ":PI~ngandttlanageme1lt recommendations areib.illl1!ided in
<br />the various, reports. ' ,
<br />
<br />Pl'oposedwork:tobe-perfomred inCludes:, a fleldsite surveytbco"hfirln1.frel~~8 B0lil<fer COUJ1tY~1isfi1."ltce '
<br />inventory~s jdeniificatiOll of speci'ficptobl"emareas(weedd~tedllireas~;,a J1e;Yiew0faerialphllto~!lJii~ to
<br />det(jlrtnineaGlreages for the various vegetatian conmrUhities;a€l<Utiohalsife visits to examine tlleiUrde.l'stbry
<br />species composition ,il1,cottonwoodgroves;and"surveys t0dete1'.U!1.metn"ePl'ese.llce of the fe€ler!f11yJ;istedi
<br />threatened Ute, ladies' tresses ol'chid (Spiranthes divuvialis) and ",the fedel'llllylisted threatenedPfehle's!ttleadow
<br />.pingniOUSe, as necessary. ' " , ,', , '
<br />
<br />Alternatives. The MasterPlan established a listing ofp0telit'ialitrtemaiives. These altemativeswoure1i1~e
<br />updat.ed and studied'0nareacl1..,bY~l'eaGllbasisi . The . iltematlvesfU&YFangeEF0I11rest0ringseleoted\ASEjilated
<br />areas to restoring entire reaches in the channel, and from wetlandenhancementtowetlandcreation infue
<br />overbanks. THese alternatives would be configured to follow the general intent for restoration as deseribed for
<br />eachreac:h in the Master Plan. '
<br />
<br />Views Of The Sponsor. the sponsor is Boulder County Patksand Open Space Department (BCPOSy' Boulder
<br />County has long been cortunitted to stewardship ,of open space landswithiFl. itsjurisdietion. The BbuWer,., '
<br />County CompreHensive Plan (BCCP) states that the County' senv;"tt0hm:eN,talheritage,includes "irre.piJI~elible
<br />resources that warrant preservation from destruction or harmfulaIteration".'Jihe Boulder Countyparband
<br />OpenBpace Departmentoversees the acquisition, preservation,eonserv"ation,ahdmanagement of these
<br />resources. In its letter, dated August 20, 2002 fue sponsor indicated its wi1Iingriessandabilityto sPOllS'0r the
<br />projeetcon.ceivedherein.
<br />
<br />
<br />ViewS Of Federal, State And Regional Agencies. Pl'elimirtatydiscussi<1hs with the U.S. Fish and WiMlife
<br />Service indicate slj,pport for theproJeet because the proj ect area cOhtains potential habitat for fue, PreBle's
<br />Meadow Jumping Mouse, a species listed as threatened undetthe Endangerei:! Species Act. . The pto:jeethas
<br />been incorporated into the countywide Habitat Conservation. Plan-currently being developed for review and
<br />approval ofthe U.S; FiSH and Wildlife Service. Based on discussions witH tHe Enviroumentalprotecti00
<br />Agency (EP A) concerning nitrogen levels in the Creek, it is anticipated thatEPA wiII provide technicaFsUPP0rt
<br />.1' tHe wetlands desi?l1.. The Colorad,o Department of Public Health.and tHeEI!'viro~ent, theYrban.Dt-aihage
<br />and FloodC0ntrol DIStnCt, and the City of Lafayette support thel!lro]ectandWlllpraVlde funding aSScTstanee.
<br />The City of Boulder Utilities Department will likely be ihvolved in the project through its Greenways Program.
<br />.7-
<br />L:ISecUon FolderslSECAIBoard MeetingslSeptember 2002IAgenda item 19-Corps report attachement.doc 09/03/2002 PM
<br />01:22
<br />
|