,, F .+w. s+7 I � 7 t , • l ""! MEI �r 1 v ' aml1 "ar oLor"7/lit gull mom a <br /> f if ' ' t ` � A go I�Iw+ l ai - 4- ' `t' 1111.4 gall • • i r' g • ' <br /> it .% <br /> A <br /> �! ,,f � 9 ai9�1 X11 '*- I Y/ . � Ni h ies , <br /> _ - - s ,w. � may, f t w <br /> - 4 + p ���'I{r'•ii^I = 1 �' 4 A 1+/a (n � � - I :.d � <br /> lI!t: L71ikie . ii•alir O�i i �� . y � 7 m�r <br /> �,�G., 1st • . � E 15th R Ye � � IB ®a bk ' - MW <br /> il <br /> I. p ✓�° ��'! an <br /> IIW MIL Mir . pi <br /> , 3 _ -a ". ■.. al m ,_1141 11 tnlf , Iles a� <br /> aa. . Y v. in m � 1i10 k ,. "', iii , E h — <br /> e,3 ,' - r _14 _ . <br /> 1 � sbil> 'M�1♦I "r pail LY� M1111 0�S E♦ q 1 1 !T• r - I <br /> rQz �" • r.. <br /> F r , ,.. a „al 1 ; a+ Dr� � 1 it • <br /> IRy + ,. .4 r";, td't;a° - «. � - _ ! ' r — L ' — { k� " 9 + 4'a <br /> ,„ _ smite'- t @ �!1 I ' ?�o <br /> SIP Channel Enhancement C oncept (Alternat A) '.• <br /> " Cross Section R " � ? <br /> 2, vant tree* top �{ 1 e.lt.;. E. 19th Ave. <br /> •o. ore.*topre.iee • . Y 4[ +- 9 • E i ' <br /> .rat. <br /> P `. :41 4. <br /> {J1 y <br /> i . , ' to R� §r 1 5ou[h <br /> I' E . , rt I L — , E,.,,,—! Vt a e� i i i i —1 \ 1{ ah <br /> a 11 �JJ { { <br /> _1 <br /> Estill acmu —.it�� y, t , • <br /> ml `c'>yE `` r <br /> ,a,.._2_,1 Y a t' v • 1 Civic I / I 'mod chen <br /> ;7M1 r a Stadium • �, <br /> Notch channel bottom / ..� 1 -` <br /> toconcentrateno. ' , , <br /> 4• r- y - • . . al- f _ . . • k. � a t � ; Ro osevelt i <br /> .. ., — . • _ t .' amwner.p.w.r.a • • <br /> Proposed Enhancements: w„, „Y M - r _ Middle <br /> r t • Notch the bottom of the concrete lined channel in order to concentrate low flows to prevent - i t , , Schools. <br /> heating of water and formation of algae mats during the summer months (notching can meander — �; a . <br /> within the channel bottom) 7 i !'" _ '' . ^ r ' <br /> • • Retrofit the concrete drop structure at 24th Avenue to better allow fish and turtle migration. F .,_\ I , L . , ® r n <br /> • Plant trees and shrubs along the to of the concrete channel where feasible to provide additional , l ' ; , E ° f " e _ <br /> shading. i y,y III <br /> as <br /> Enhancement Concept Diagram Legend <br /> Amazon Creek (Reach 3) <br /> "% Amazon Creek <br /> 24th Avenue to Jefferson Street: Alternative A <br /> — Tax Lot Lines <br /> �� Parks or Land in Public Ownership <br /> M ETRO wATeK1wAvs P Existing Stormwater Outfalls 30" or Larger <br /> 1111 Arca of Proposed Channel Bottom Enhancements <br /> Waterway Assessment Results <br /> Amazon Creek Physical Water Natural total <br /> • (24'" to Jefferson) Condition Quality Resources Recreation Pointe / \ Index Map <br /> Highest P Bible Score 40 40 50 30 160 , <br /> Edsung Score 8 4 14 3 29 i <br /> Protected Score' 10 9 18 3 40 .'^..t..: - ♦ ft • Amazon <br /> ■ 404 •• --{t�� Planning <br /> `Projected score is based on successful implementation of the enhancements � - r_ Aroa - <br /> proposed in the alternative shown. - I, 55 <br /> N m <br /> 0 200 400 Feet Draft: June 2008 t "� <br /> w E Scale Produced by LCOG Amazon Creek at 24th (looking north) N Sit <br /> 5 <br />