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Xl-5 X!-6 1. Strengthening of the e~ isting bridge deck tie-down ~y,terns, dnd instal- ling f I otat ion prevent i on ~ ent i ng at the Ford Street dnd Wash i ngton A~ en ue br idges. Toe,e measure, woul d a id against loss of the br idge deck, during a major flood, but would not reduce impact force~ nor pre- vent o.ertopping of the bridges by flood flows. o Floodproof doorways, garage openings and otner opening~ at vdrious structures along the creek SUCh dstnebre..erybuiloing, the po.."r oui ld ing, the welllless Center, the greennouse, the residence dno tn~ container ouilding. o Install a flo..restrictor at the entrance to the Farmer> Highline Canal conduit to pre.ent surCharge of the canal downstream. o Raise approximately ~OO l.f. of the concrde channel wdll along tne south ,ide of the creek bet..een tne po..er building footbridge dnd the residence. o Remo~e dnd re locate the drop s tructur" dt the fa i1 road br idge n"ar Ml; Intyre Str""t to I a..er the cr"ek i n~ert and a 110.. the 100- yedr flow to remain witnin the channel banKS. the citi zens of Golden would be gi~en information regarding floOd hazards alongelear Creek. Tnisc<I1lpaigllI<<Culd supplenent the Urban Drainage dnd Flood Control's progr3'll of notification of resiaellce" busillesses, etc. which lie in a flood hazdrd area. Remedial improvenent~ ~nder tne inter im pI an ...:luld include the fallowing; 2. Install ing a 1 alldscap8d berm along the west side of Mapl e Street bet..~en 9th and 10th Streeb would divert initidl av~rflow, ~outnward ta..ard the c~eek. KoO/enr, sub~equent illulldation of the residential il~ea by back. ....ater effccts...:lul:1sti1l be possible. AI,Q,thebermcouldbebreilClJed by an e.ent g~eilter than the lOO-year flood. In addition to the above ~asures, the engineering staff dt Coors IndJstri~s 1, re~ i,:win',j the impilc t of lOO.year fload leve 15 on crit ica 1 s tructure~ ilnd eQui iJIlleot. rhe oen~f i ts and costS of th~ ~ ar iOus f1 ood protect ion d Her- nat ives Shall De eva luated by Coors Industries witM r~spect to their loog range goa Is and oDJect i ~ es. In the interim, the consultant recoll'll1<ond, tne "stilblishment of il Flood Emergency Plan by ..hieh persallnel aoa equi~€nt wouldbemooilizedforemeryencyfloadprooflng,deorisre'l\Oval,etc. J. The con~ul tdllt reCCll...-nends implEl1lentillg uv~rfl ow dnd ri prap protec tion at thH Water Treatment PI <lilt ber;n dQw~stre<<:1 of U.S. 6, due to the critic al nature of the berm, far mainte~ance of an Mequate supply of raw water for the plant. Because toe tlerm is comprised of relati.ely small sized material, it Cdll be expected to be washed out 011 th~ dv.:rage of at least ollCe every 20 years. On thb bilSis the immediate e~peoaiture of funds lntnisareawouldbejustifled. ~~A~H t (TU~KER GULCH TO ~iNTYRE STREET) II/right-l'o::Laughlin Engilleers have identified the following structural mea- ,ure~ by which fl ood n~zards may be reduced at spec ific 10Cdt ions along the AdolPh Coors Industries property: REACH 3 (l>\:.;l~TYRE STREET TO YO:JNGflELC SfREET) TM" consultant', recommendation for this reach i, Floodplilln Reguldtion. Tnis reach is relativelyvacilnt and ulldeveloped, occupied only by salld ano gril~lll Ollerat ions, dn aSima It pl ant,ana Coors Illdu,tries corrrnodit ie, tril~S- load Oiler at ions. rneri!fore, the on ly pract ica 1 alld economi ca 1 a I terllat i ~e is to r"gulatll tne flooaphin anll control future development in this drea. fh..:CO<lSultillltreCorm1endstndttnedrainagewaymaintenanceprogram for thls reach include the monitoring of the Denver '~at"r Department raw ..ater trans- mission conduit crossing and thilt milintenance funoillg include re~lacement of the dumpeo concrete rUDo 1e with r i flrap S;lec if ica I Iy des iglled for lOD- !ea~ flO....dnavelocitycollditio!'s. o Remo~ e the Cr aO/ford Street tJr idg e. the 1'O""r bu i Id ing foottJr i Gge and the gr<=enllou~e f,-,otb" idg".