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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 />e~~' H~laV (~g> <br />.,..'!!. Elev eft) <br />ent 01.5. Cft) <br />E.G. slope (ft!ft) <br />Q Total Cds) <br />ToP Width (ft) <br />vel Tonl (ft/s) <br />M<lIlChlOpth(ft) <br />conv.Total (cfs) <br />L1!.l\gth Wed. (ft) <br />.olin eh El eft) <br />Alpha <br />~rit~ t~~~ UU <br /> <br />I <br /> <br />I <br /> <br />7865,98 <br />0.99 <br />7864.99 <br />7864.99 <br />0.016567 <br />1657.00 <br />114.18 <br />7.02 <br />3.01 <br />12873.6 <br />,50.62 <br />7861.98 <br />1.29 <br />7.56 <br />0.02 <br /> <br />crysulRiver. r~p <br />CB~8~~1 Ri8~6sg8 <br />542,09 587.67 <br />49.70 28.13 <br />49.70 28.13 <br />545.99 160.02 <br />17.42 16.55 <br />10.98 5.69 <br />2.85 1.70 <br />4241.9 1243.2 <br />17.44 16.86 <br />2.95 1.73 <br />32.38 9.82 <br />53.49 26.74 <br />16.57 18.90 <br /> <br />Element <br />wt.n-val. <br />Reachlen. (ft) <br />Flow Area (sqft) <br />~~~: ~~1s!t) <br />Top width (ft) <br />Avg. vel. (ft/s) <br />Hydr. celleh(ft) <br />(cmv. ecfs) <br />wettedi>er,Cftl <br />Shear (lb/sqft <br />Stream power (l/fts) <br />cum volume (acre-fe) <br />cum SA (lI.cres) <br /> <br />LeftOB <br />0.050 <br />552.68 <br />158.32 <br />158.32 <br />950.99 <br />80.21 <br />6.01 <br />1.97 <br />7388.4 <br />110.46 <br />2.04 <br />12.22 <br />27.88 <br />18.77 <br /> <br />war"i"g; The energy equation could not be balanced withi" the specified number of iterations. The <br />program used critical depth for the water surface and continued 0 nwiththecalculations. <br />war"i"g: The energ'l' loss WaS greater than 1.0 ft (0.3 m). betWf!en the current and previous cross section. <br />This maYlndicate the need for additional cross sections. <br />warni ng: ~~~~~~ ~~: ~~~~i~~e~t:~t~~e~~~~~~~, c~~n b~~ ~~~:e~r~~{~~ 1 s~~~~~~ w~~i ~e{ n~~~:~e~O t~~~t~~~~e is <br />notavalidsubcriticalanswH. The programdefal./lted to critical depth. <br />CROSS SECTION OUTPUT profile ISO-year <br /> <br />e~~'H~~~V(~W 7866.40 Element LeftOB Channel Rig~~5gB <br />1.12 Wt. n-val. 0.050 0.035 <br />w.~. Elev ~ft5 7865.29 Reachun.{ft) 552.68 542.09 587.67 <br />cnt II/.S. ft 7865.29 Flow Area (sq ft) 182.02 54.80 33.06 <br />E.G. Slope (ft/ft) 0.016583 Area ~sj! ft) 182.02 54.80 33.06 <br />QTotal (<::fs) 2031.00 Flow c s) 1184.15 642.74 204.12 <br />~~~ ~~~~~ m~S) 116.43 TOp W1 dth ~ft) 81.85 17.42 17.15 <br />7.53 AV9.vel. ft/s5 6.51 11.73 6.17 <br />MaxchlOpth(ft5 3.30 Hyr.oepth(ft 2.22 3.15 1.93 <br />cony. Total (cfs 15771.5 conY. (cfs) 9195.4 4991.1 1585.0 <br />Length wtd. (ft) 554.35 wetted per. (ft5 82.13 17.44 17.53 <br />MinchEl (ft) 7861.98 shear (lb/sqft 2.29 3.25 1.95 <br />Alpha 1.27 Stream power (1b/fts) 14.93 38.16 12.05 <br />Frctn LOSS ?ft~ 6.49 Cum Volume (acre-ftJ 34.12 59.83 34.72 <br />cO , Loss ft 0.09 cum SA (acres) 20.73 16.57 22.25 <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />wunil'l9: <br />warning: <br />war"in9: <br /> <br />'the energy equation could not be bll.hm:edwithin the specified number of iterations. The <br />pro9ramusedcriticaldepthforthewatersurfaceandcontinuedonwith the calculations. <br />~~~ s e::?rn~~~:t:a~h~r~:~:r f~~a~d~;~i~~afOc~o~~' 5~~~~~~. the current and previous cross .section. <br />During the standard 5tep iteration5, when the assumed water surface was set e'lual to critical <br />depth, the calculated water surface came back below critical depth. This indlcates that there is <br />notavalid5ubcriticalanswer. The program defaulted to critical depth. <br /> <br />CROSS SECTION OUTPUT profilel500-year <br />e~~' H~~~v (~g) 7866.91 Element LeftOB Channel R-;g~55ZB <br />1.25 .<- n-val. 0.050 0.035 <br />11/.5. Elev (ft~ 7865.66 Reach Len. (ft) 552.68 542.09 587.67 <br />crit 10'.5. (ft 7865.66 Flow IIrea (5q ft) 212.99 61.31 39.61 <br />E.G. Slope (ft/ft) 0.016071 ~1~: ~~~srt) 212.99 61.l! 39.61 <br />QTotal (cfs) 2515.00 1488.99 762.85 261.16 <br />~~f ~~~~ ~~~~5) 119.30 TopwidthCft) 83.95 17.42 17.93 <br />8.01 ~~9;..v~1Pt~fI~g 6.99 12.44 6.64 <br />Ma~ chl Dpth (ft~ 3.68 2.54 3.52 2.21 <br />Conv.Total Ccfs 19838.7 conv. (cfs) 11745.4 6017.5 2075.8 <br />LengthWtd. (ft) 55s.n wetted per. (ft~ 84.26 17.44 18.H <br />MinchEl (ft) 7861.98 shear (lb/sqft 2.54 3.S3 2.16 <br />Alpha 1.25 Stre.... power (1 jftsJ 17.7] 43.89 14.36 <br />fr~l:~ ~~~~ ~m 6.55 cum\lt>lume(atre-h.J 4).54 67.6"- 46.04 <br />0.10 cum SA (acres) 25.20 16.57 26.31 <br /> <br />I <br /> <br />I <br /> <br />:1 <br /> <br />I <br /> <br />Warning: <br /> <br />The energy equation could not be balanced within the specified number of iterations. The <br />program used critical depth for the water surface and continued on with the calculations. <br />~~i s e~:~gr n~~~:t:a~hr~:~~r f~~a~d~; ~i~~afl)c~o~~' s~~~i~~~. the current and previ ous cross section. <br />Ouring the standard step iterations, when the assumed water surface was Set "'lual to critical <br />depth, the calculated water surface came back below critical depth. Thi5 indlCate5 that there is <br />not a valid subcritlcal answer. The program defaulted to critical depth. <br /> <br />CROSS SECTION <br /> <br />warnin9: <br /> <br />warning: <br /> <br />RIVER; crystal <br />REACfl;Marble <br /> <br />RS: 14378 <br /> <br />Description: <br />Station Elevation Data <br />Sta Elev Sta Elev <br />07902.98 .287902.87 <br />11.1>57B91>.D5 lB.7789S.56 <br />35.057888.51 36.197888.02 <br />5t.H 7883.6 57.557881.74 <br />72.947874.14 75.397872.5 <br />94.547854.44 95.427853.81 <br />117.377850.87117.737850.97 <br />129.697850.41130.197850.26 <br />168.87 7849172.587849.6 <br />188.247852.35 191.337852.32 <br />222.157852.01240.487851.55 <br />252.987850.4257.527849.46 <br />273..>3785Q.48 2.74.597650.69 <br />294.087852.83 304.35 7852.58 <br />331.57851.96 331.067851.81 <br />346.487853.86346.967853.94 <br />376.287853.93381.7978B.9 <br />400.867851.92 405.997855.48 <br />423.367865.65427.657868.99 <br />448.27873.71 456.617874.3 <br />47].227876.14 475.367876.42 <br />488.327875.38489.867875.44 <br />506.487876.6509.857876.84 <br />530.47882.94531.187883.38 <br />546.867880.21 547.787880.33 <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />Manning's n values <br />Sea nval Sta <br />o .06104.32 <br /> <br />m <br />Sta Elev <br />3.14 7901.6 <br />18.677695.5 <br />39.72 7887 <br />58.937881.35 <br />80.147869.B <br />97.15 7852.9 <br />118.437850.92 <br />132.33 7849.92 <br />180.367850.87 <br />198.927852.21 <br />242.77851.5 <br />262.427848.96 <br />284.5178\.2.\.6 <br />306.987852.57 <br />H5.187852.18 <br />349.247853.93 <br />386.557853.9 <br />407.17855.81 <br />430.787871.54 <br />458.477874.44 <br />476.417876.26 <br />492.237875.62 <br />515.777877.77 <br />531.397883.5 <br />570.087880.07 <br /> <br />Sta .lev <br />6.657900.24 <br />19.07789S.43 <br />44.13788,.75 <br />61.747880.61 <br />83.35 7866 <br />104.327849.11 <br />120.777850.7] <br />135.94 7848.9 <br />181.057850.98 <br />201.67852.19 <br />247.557851-.48 <br />265.837849.05 <br />2.86,8178.5'2.98 <br />314.637852.66 <br />340.237852.98 <br />165.1771153.84 <br />390.117853.85 <br />415.057859.45 <br />433.53 787].73 <br />464.927875.08 <br />478.147875.98 <br />498.177876.04 <br />519.927878.26 <br />B5.787881.59 <br />571.467880.5 <br /> <br />Sta Elev <br />9.11 7899.3 <br />29.73 7890.6 <br />47.127885.02 <br />71.277875.23 <br />93.23 7855.72 <br />110.57848.98 <br />125.877850.68 <br />165.06 7849 <br />185.637851.85 <br />207.237851.92 <br />248.887851.21 <br />2737850.37 <br />2119.017&52.91 <br />324.97852.81 <br />l45.457BSl.66 <br />373.487853.93 <br />396.837853.92 <br />417.377860.77 <br />439.987873.67 <br />468.757875.54 <br />482.777875.21 <br />499.577876.13 <br />521.267878.48 <br />539.047879.87 <br />5787881.92 <br /> <br />nUm- 5 <br />nVal Sta <br />.05135.94 <br /> <br />n val <br />.m5 <br /> <br />nval Sta <br />.05286.81 <br /> <br />nval <br />.06 <br /> <br />'" <br />168.87 <br />~~~~~ <br /> <br />Expan. <br />.J <br /> <br />I <br /> <br />Banksta: Left Right Lengths: Left Channel <br />135.94168.87 535.21 599.19 <br />Ineffective Flow num.. 1 <br />StaL StaR Elev Permanent <br />188.24 5787852.35 F <br />CROSSSECT10NOUTPUT ProfilenOO-year <br /> <br />~~~'H~~~V(~W <br /> <br />I <br /> <br />I <br /> <br />coeffContr. <br />.J <br /> <br />7853.47 <br />0.85 <br /> <br />Element <br />wt.n-val. <br /> <br />Leftoa <br />0.051 <br /> <br />Channel <br />0.03S <br /> <br />Rig~~5ga <br /> <br />pageD <br />
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