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Llmemed THbutary 8 HEC -RAS Model Review <br />Legend .Y <br />Croeele8 Nor Moderd <br />aTAM HEC4M , <br />Model Cram asellon <br />to7-pear Ploodpleln <br />Mapped by8TARR a <br />ZOO&}p <br />l <br />�x <br />_ �- <br />ice'-lk���. . Irncorrert <br />Crossings ¢narked with orange alera) <br />aro not modeled. Session Otiilsr the <br />nmdpkdn dallrteations upalraam and <br />dowrmtraarn of timae amosings aro <br />misneprssontod (true for all kmMlone <br />where 6russinips one not modeled). <br />There IN s Sap in the goodplsln dellnondm In this area due to <br />■ large qap In cram seationa, definition of InaRecdw <br />flow areas In the HFC -RAS nmdpi, end lank of cmasfngs <br />In the mode6 8 IN unclear whether wnbr would overtop <br />the road of Ola location or simply fill the low area and <br />pond behind "rand. <br />I <br />iz18'1 <br />drflniuon ai ank palyds In the model causes Monning's n values to <br />'k .x" , be mapped incorrectly onto eros asaftne. affecting the oamputoom of the <br />-tip_ vrater surface elevation. This occurs froti-rdty throughout the nnodel. An <br />example ofthe pndgern Is shown In the plot of RS 162 above. Bank points <br />we marked with red deft and defined Manning`t n „Huss appear along to <br />— a ----_ K ., ; 1 top of the plot. <br />Review of Zone A <br />Apprtltdnlate Study <br />AreastiMapp d By <br />TARR <br />Unnamed Tributary a <br />ice.. x:a.gr, vw� <br />0 ed i� <br />�FMI <br />f�lY� aa. <br />A& wwrctaxeo <br />