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Last modified
11/23/2009 1:37:51 PM
Creation date
10/4/2006 9:06:49 PM
Metadata
Fields
Template:
Floodplain Documents
Designation Number
579
County
Gunnison
Community
Marble and Vicinity
Stream Name
Crystal River
Title
Floodplain Information Report - Crystal River Technical Appendix
Date
8/1/2004
Prepared For
CWCB
Prepared By
Icon Engineering, Inc.
Floodplain - Doc Type
Floodplain Report/Masterplan
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<br />I <br /> <br />I <br /> <br />MinchEl(ft) <br />Alpha <br />Fr'"ccnlo5s(ft) <br />C &. E LOSS (ft) <br /> <br />7924.30 <br />1.40 <br />0.13 <br />0.00 <br /> <br />~~~:~ (~~,~~ m'/ft 5) <br />cum volume (acre~ft) <br />cum SA (acres) <br /> <br />0.05 <br />0.04 <br />40.36 <br />22.59 <br /> <br />crystalRiver.rep <br />0.08 0.04 <br />0.16 0.04 <br />67.73 35.21 <br />19.91 22.19 <br /> <br />I <br /> <br />Note: Multiple critical depths were found at this location. The critical depth with the lowest, valid,water <br /> surface was use,:!. <br />CROSSSECTlONOUTPUT Profile ISO-year <br />~~r'H;lav(~g> 7930.88 ElelMnt leftOB charmel Rig~~5~B <br />0.02 Wt. I'I-va'. 0..0:'0 O.,H5 <br />w.~. Elev ~ft~ 7930.86 Reach Len. (ft) 461.26 577.52 747.59 <br />crlt\rj,S. fe 7928.26 Flow Area (sq fe) 1117.29 261.56 569.34 <br />E.G. slo~e (h/ft) 0.000156 Area ~s~ ft) 1117.29 261.56 569.34 <br />QTctal(cfs) 2031.00 Flow cs) 1050.15 476.72 504.13 <br />TO~ Width ~ft) 508.67 Top .....ldth ~ft) 276.08 41.11 191.47 <br />ve Total ft/s) 1.04 AVa' vel. ftfS~ 0.94 1.82 0.89 <br />Maxchl Opth (ft) 6.57 Hyr.oepth(ft 4.05 6.36 2.97 <br />Cony. Total ~tfs) 162441.1 Conv. Cds) 83992.0 3812ILl 40320.& <br />length wtd. ft) 546.97 Wetted Per. (ft~ 278.88 41.11 192.82 <br />MinChEl (ft) 7924.30 shear (lb/sq ft 0.04 0.06 0.03 <br />Alpha 1.32 streampower(1/fts) 0.04 0.11 0.03 <br />Frctn loss ~ft~ 0.10 Cum volume (acre-ft) 49.62 75.95 45.98 <br />C 4. E Loss ft 0.00 cum SA (acres) 24.70 19.91 26.00 <br /> <br />I <br /> <br />I <br /> <br />Note: <br /> <br />Multiple critical depths werl:' found at thiiS location. The critical depth witll tile lowest, valid, .....ter <br />surface was used. <br /> <br />I <br /> <br />CROSS SEeTlON OUTPUT <br />~~~. H~~~V (~W <br />w.s. Elev (ft) <br />critw.s. (ft) <br />E.G. s1ope(ft/ft) <br />QTotal (cfs) <br />~~~ ~~~~~ m3s) <br />MaxchlOpth(ft) <br />~~~~i:h T~d~ ~~W <br />MinchEl (ft) <br />A'phll <br />frctnLoSs(ftl <br />C 4. E LOSS (ft <br /> <br />Profilell500-year <br />7932.05 Element <br />0.02 wt.n-val. <br />7932.03 Reach Len. (ft) <br />7928.40 Flow Area (sq ft) <br />0.000108 Area (sq ft) <br />2$15.00 Flow (ds) <br />548.42 TOp width (ft) <br />0.98 Avg. vel. (fth) <br />7.74 Hydr. Oepth (ft) <br />242379.6 COIW. (cfs) <br />5S0.05 wetted Per. (ft! <br />7924.30 shear (lblsqft <br />1.27 Stream power (11ft s) <br />0.08 cum volume (acre-ft) <br />0.00 Cum SA (acres) <br /> <br />LeftOB <br />0.050 <br />461.26 <br />1441.58 <br />1441.58 <br />1327.05 <br />278.07 <br />0.92 <br />5.18 <br />117892.1 <br />281.19 <br />0.03 <br />0.03 <br />62.85 <br />29.56 <br /> <br />ehll,nnel <br />0.035 <br />577.52 <br />309.68 <br />309.68 <br />524.22 <br />41.11 <br />1.69 <br />7.53 <br />50520.9 <br />41.11 <br />0.05 <br />0.09 <br />86.00 <br />19.91 <br /> <br />Rig~55~B <br />747.59 <br />818.15 <br />818.15 <br />663.74 <br />229.24 <br />0.81 <br />].57 <br />63966.6 <br />230.60 <br />0.02 <br />0.02 <br />61.14 <br />30.50 <br /> <br />I <br /> <br />I <br /> <br />Note: Multiple critical depths were found at thiiS location. <br />surface was used. <br /> <br />,he critical depth with the lowest, valid, water <br /> <br />CROSSSECTtON <br /> <br />I <br /> <br />RIVER: crystal <br />REACH: Marble <br /> <br />RS: 18783 <br /> <br />I <br /> <br />INPUT <br />Description: <br />StationElevationDlI,ta nurn- <br />Sta Elev Sto. Elev <br />07957.48 5.967951.66 <br />31.997941.75 36.47938.85 <br />56.77927.03 58.57926.53 <br />66.73 7924.3 66.857924.27 <br />52.617922.9 85.587922.92 <br />97.297923.39 100.97923.58 <br />116.157924.29116.777924.32 <br />117.411914.37117.917924.37 <br />152.72 7924.5 154.467924.46 <br />170.617922.63200.897922.63- <br />212.147927.44216.867926.64 <br />229.57926.49233.147927.19 <br />243.567927.05254.977927.55 <br />265.837927.12265.937927.11 <br />278.767933.71 292.737933.81 <br />308.597914,,630J:l.667H4.56 <br />330.437934.58 333.44 7934.6 <br />340.937933.25348.327932.98 <br />36Q.1179J4.48 363.55 7934.3 <br />395.267933.95402.35 7934 <br />432.37 7934.79 4J2.587934.82 <br />452.34 7936.26 4H.267936.28 <br />mb l'Jj/.b.L 4"8T.'17791T~'J <br />497.637939.24 498.557939.33 <br />511.817942.14 535.267942.35 <br />565.267943.21 572.297943.58 <br />592.287945.08595.267945.33 <br />615.267946.7622.277947.21 <br />645.267949.06652.267949.56 <br />675.267950.86682.237951.64 <br />656.717952.74689.597953.63 <br />698.297952.86702.287953.09 <br /> <br />I <br /> <br />Manning's n lIalues <br />Sta nval sa <br />o .06 72.27 <br />Banksta:Left Right <br />170.61200.89 <br />Ineffective Flow nu,"", <br />Stal StaR Elev <br />272 708.77 7935 88 <br /> <br />'" <br />sa Elev sta Elell Sta Elev <br />6.217951.41 12.947944.83 27.947944.72 <br />40.757935.78 46.557931.34 49.417930.02 <br />58.637926.47 59.167926.32 65.337924.67 <br />67.267924.15 72.277922.75 74.497922.83 <br />88.67922.96 89.17922.98 91.187923.1 <br />107.13 7923.88 107.677923.91 110.697924.04 <br />118.247924.33 119.187924.33 124.67924.35 <br />H1.lI17924.42 139.97924.51 147.777924.56 <br />159.667924.28 163.867923.64 165.747923.37 <br />202.797924.06 207.47927.47 208.27928.06 <br />223.067925.65224.057925.45228.047926.23 <br />233.287927.13 239.57927.08242.527927.03 <br />255.267927.56259.077927.44264.737927.17 <br />266.437927.74 273.447932.91 276.17933.36 <br />294.087934.1295.137934.12297.537934.17 <br />YJ9.2679!4.6! !lfi.3-57'J3-o\.5li 317.93-793-0\.62 <br />335.26793-4.23 339.987933.32 340.417933.26 <br />3527932.92 353.527933.17 356.77933.87 <br />365.267934.17 372.36 79B.9 375.267933.69 <br />405.267934.01415.267934.08431.687934.76 <br />437.47935.54 442.027936.21 445.267936.23 <br />::~:~~ mHi-1~~rnH~-HtR-~HH~ <br />501.937940.07509.147941.67511.667942.12- <br />542.37942.53555.267942.62 562.37943.04 <br />575.267943.76582.297944.22 585.267944.48 <br />602.287945.84605.267946.04612.287946.5 <br />625.267947.42635.267948.15642.277948.84 <br />655.267949.78662.267950.24672.257950.71 <br />683.257951.75683.367951.78683.97 7952 <br />693.317953.44695.267953.35697.357953.01 <br />708.777953.39 <br />, <br />'" <br />170.61 <br /> <br />nVal Sta <br />.035200.89 <br /> <br />nval Sta <br />.05266.43 <br /> <br />nval <br />.06 <br /> <br />I <br /> <br />I <br /> <br />num_ <br />nval <br />.OS <br /> <br />Len9ths~1~~g C~~~~~l ~~g~~ <br />, <br />Permanent <br />, <br /> <br />coeffContr. <br />., <br /> <br />Expan. <br />.3 <br /> <br />I <br /> <br />CROSS SECnONOUTPUT profilenOO-yur <br />~~~'H~~~V(~W 7931.17 Element Left 08 Channel R-;g~6s8B <br />0.05 ". n-val. O.oSt 0.035 <br />~r~i: ~~~~ ~m 7931.12 Reachlen. (ft) 216.69 205.74 150.30 <br /> Flow Area (sq ft) 832.54 257.04 290.96 <br />E.G. slope (ft/ft) 0.000198 :~~: ?~~s~t) 832.54 257.04 290.96 <br />QTotal(cfs) 2181.00 1231.91 639.23 309.86 <br />~~~ ~~~~~ Hns) 223.98 TOp Iot'1 dth ~ft) i23.58 30.28 70.12 <br />1.58 Avg.llel. ft/s) 1.48 2.49 1.06 <br />~~~v ~h~o~~ih (~m 8.49 Hydr. Oepth (ft) 6.74 8.49 4.15 <br />154936.2 Cony. (cfs) 87513.7 45410.6 22011.9 <br />Lengthwtd. (ft) 203.79 wetted per. (ft~ 125.16 30.28 73.75 <br />MinchEl (ft) 7922.63 Shear(lb/sqft 0.08 0.11 0.05 <br />Alpha 1.29 Stream Power (l Ifts) 0.12 0.26 0.05 <br />Frctn LOSS (ft~ 0.11 cum volume (acre-ft) 42.62 75.55 42.65 <br />C&ELOiSS(ft 0.17 Cum SA (acres) 23.53 19.43 24.76 <br /> <br />I <br /> <br />I <br /> <br />warning: <br />warning: <br /> <br />Thevelocityheadhll,schangedbymorethanO.5ft(0.15m). This m",y indicate the need for <br />additionll,l cross sections. <br />The conveyance ratio (upstream conveyance d1vided by downstrea mconveyance) is less than <br />\\.7 \lTgreate.r th.." 1.4. This!\\lI,yil\dicate. the. ne.1I!d fC.f ildd'itic.l\al cro!o!ouct;ons. <br />page 18 <br /> <br />I <br /> <br />I <br />
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