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<br />1 ABLE 3 <br />r_LK RiVER <br />ROUI I (.UUNIY. COLORADO <br />Sff<eAMBANK EROSION STUDY <br />ANALYSIS OF eCONOMIC, eNVIRONMENTAL, AND SOCIAL FAC10f<S <br /> <br />----------------~----~------------------------------ <br /> <br />Al tar-ndtive Treatment (1) <br /> <br />----------------------------------- <br /> <br />Factors <br /> <br />,-------------------------------------------------------------------------------------------- <br /> <br />Remarks <br /> <br />Rock <br />Riprap <br /> <br />Anchorad <br />Trees <br /> <br />Rack <br />Jetties <br /> <br />Jack s <br /> <br />Buffer <br />5tr-\p.s <br /> <br />Spr j 9 <br />~ R'IO!.~'@,tm~nt <br /> <br />h'iparjan <br />Zone <br /> <br />----------------------------------------------------------------------------------- <br /> <br />l ros i on Reduced <br /> <br />Sedimentation <br />RtHjuced <br /> <br />floodwater <br />Reduced <br /> <br />Wetiands <br /> <br />W I I d 1 i fa <br /> <br />C:.'C(,)u.nd....o.\.e.'C <br /> <br />N <br />U1 <br /> <br />W.ader QuOd! tv <br /> <br />Jcation <br /> <br />rndal1g<>,,,J <br /> <br />o l On;_ <br />. '''''''..~ <br /> <br />and AnImals <br /> <br />Net Economic <br />.!jene-fits <br /> <br />Recreation <br /> <br />1 r .ao',P{)' t ,I t ion <br /> <br />t Ish Hat);tdt <br /> <br />':)OCldl h't'sou'-(,;~s <br /> <br />V:'...l;.J! ~c:"o:..Jj~;~S <br /> <br />H <br /> <br />H <br /> <br />H <br /> <br />H <br /> <br />+ <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />+ <br /> <br />H <br /> <br />+ <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />. <br /> <br />H <br /> <br />o <br /> <br />o <br /> <br />o <br /> <br />+ <br /> <br />o <br /> <br />+ <br /> <br />c <br /> <br />+ <br /> <br />o <br /> <br />. <br /> <br />+ <br /> <br />H <br /> <br />+ <br /> <br />++ <br /> <br />o <br /> <br />o <br /> <br />o <br /> <br />o <br /> <br />o <br /> <br />+ <br /> <br />. <br /> <br />+ <br /> <br />H <br /> <br />H H <br /> TT <br />+ H <br /> <br />, <br /> <br />o <br /> <br />o <br /> <br />+ <br /> <br />++ <br /> <br />o <br /> <br />o <br /> <br /> + . <br />+ + T+ <br />+ + + <br />u c' - <br /> + <br /> <br />H <br /> <br />+ <br /> <br />+ <br /> <br />H <br /> <br />t <br /> <br />+ <br /> <br />o <br /> <br />o <br /> <br />o <br /> <br />. <br /> <br />N,) Ff f tlC t <br />H~fJeflCldl lff~ct <br />t+ V~)ryB>:III"'r,<..ldil_f"'(! <br /> <br />(<)j'',,1 Jer~J Vdldl:' f.(citIIIY": <br /> <br />u <br /> <br />Adver!->l;! rfleet <br />\.[., ~ '; p."t,~ ~ ( ~-,.., t t "_', J, <br /> <br />Streambank <br /> <br />Roughness coefficient <br />of stream <br /> <br />Habitat <br /> <br />Recharge and water use <br /> <br />Reduces erosion <br />and sedimentation <br /> <br />;-",-OL.,<..; i.." <br /> <br />! ga t ! on <br /> <br />;.,~.:u"tu,uo <br /> <br />Increases habitat <br /> <br />High installation cost <br /> <br />Reduces erosion <br />and sedimentation <br /> <br />Reduces damage to <br />roads and bridges <br /> <br />Reduces sedimentation <br /> <br />Rsduces cutbank ar~d~ <br />