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<br />~ Ci()' (if Littleton <br /> <br />.~ <br />~..;y'YiJ..I' ':;-.. <br />~--"- <br />-,-' <br />.. <br /> <br />M.:lssey [lr<"'N 2'na 5JCD ISourh) .\t1aJO' DralnagE'N.;:ry P;annlflg update <br />Conceptui1i ~ Report <br />Feoru..'Il)' 2006 <br /> <br />Table B-1 <br /> <br /> Summa 01 Observations <br /> Discharge Max. Flow Max. Flow Approx. Depth of Incised Street Overtopping Depth <br /> Velocitv De th Channel # Flooded <br />Reach From/To Ownership Average 10- 100- 10- 100- 10- 100- IEstimated Structures Comments <br /> Slope Year Year Year Year Year Year 0-3 ft 3-6 ft 6-9 ft 9-12 ft 5-Year lOO-Year Return during 100- <br /> (ft) (ft) i,erio~\ Year <br /> (cIs) (cfs) (Ips) (Ips) (ft) (ft) Years <br />North.Tributary. ~assey. Draw - - - -- - - .. <br /> - . <br /> ._~--~ _,T ~.,","'~~-- - -~ ----,,---..- -- , - -.--- - T_ <br />1 Confluence to Chatlield 1.8% 499 1181 7,6 9,2 4,3 6,2 X Massey Draw Watershed and <br />Wadsworth State Park Ecosvstem Imorovements site <br /> Wadsworth to Wadsworth 1 House <br />2 Private 1.9% 440 1036 8,7 10_5 4.4 6.4 X 5-10 lOut <br /> Allison 1.2 building <br /> Allison 1 House Carr 81. culvert and downstream <br />3 Allison to Carr Private 1.9% 440 1036 20,3 24,6 3_1 6,2 50-100 lOut concrete channel constructed in <br /> 0,9 build inn 1968 <br /> Carr 81. culvert and downstream <br />4 Carr to Chatfield Private 1.7% 263 681 8_1 10,3 5.4 6,9 X concrete channel constructed in <br /> 1988 <br /> Dudley Dudley <br />5 Chatfield to FP&AD I 1.5% 234 549 6,5 8,1 8,6 9_6 X 0,8 1.6 2 1 House <br />Garrison Private Chatlield Chatlield <br /> 1,1 1.8 <br /> Garrison to Garrison Channel stabilization <br />6 FP&AD 2.2% 168 393 6.2 7,4 2,9 3,9 improvements downstream of Iri <br /> Kipling 0,9 10-25 St. constructed in 2002 <br /> Kipling to Homeowners Kipling <br />7 Continental Association 2,1 87 191 4,7 7,3 3_0 3,6 0.5 25-50 <br /> Divide <br /> <br />0\ <br /> <br />B-2 <br />