FLOOD00150

• 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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....lplla
Fretn Loss (ff~)
C & E loss ( .)

2.15
1.12
0.01

StreaJIIPower(lb/fts)
Cum volume (acre-fc)
cum SA (acres)

0.20
104.28
43.29

C?~~alRi'it.ro~j~
97.39 83.49
22.07 41.02

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warning: Oivided flow computed for this. cross~sectiol'l.
warn; ng: ~~7 5 e~:?r n~~~:t:a~h~r~:~r f~~a~d~;~i~~a fO~~o~~. s~~~~~~i. the current and previous cross section.
Note: Multiple critical depths were found at this location. The critical depth with the lowest. valid, water
surface was used.

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CROSS SECTION

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RlvEII.:Crystal
REACH: Nilrb1e

IN"UT
Description:
Station Elevation Data num_
Sta Elev Sta Elev
07966.81 2.247966.53
18.277962.94 21.497962.3
42.~':l 795S.~9 43.05 7'i1SIL1
57.437952.92 64.627950.91
79.27946.3 88.787943.69
10],367935.8104.067935.39
127.597931.65130.567930.39
176.3 7929182.967929.51
11A.l~ 7<:l11>.n "'.41.7S. 7911.%
377.937931.]1 380.897931.32
409.657931.31 413.117931.39
430.697931.64445.597931.73
483.467932.4488.717932.66
504.737931.19509.497930.11
530.087930.48532.637931.06
546.227931.49560.597931.58
576.647931.4578.157931.25
605.827928.71 611.927928.72
624.67930.42629.097930.38
1'.42.42 7~2i.87 64).68792L&4
669.317930.27 671.227931.16
684.097930.25686.597930.33
706.237931.58707.157931.94
720.07 7933 122.12 7932.6
732.877931.23 743.87931.66
7S'ii.S9 79)1.3 761.427930.83
774.197933.03776.597933.66
786.597934.95 793.87933,78
806.747933.08807.457932.99
823.997932.S9824.677932.68
846.597933.1 853.87933.15
893.87933,7896.597933.7
923.87933.81 926.597933.83
946.597934.23956.597934.56
976.597934.99 983.87935.04
1020.447935.921026.72 7936.09
1036.67937.61039.967938.22
1049.227938.061055.257937.88
1059.417938.781063.827939.66
1076.597938.231079.037937.49
1096.597937.741103.87937.83
1118.647938.191130.77938.44
115),87939.381166.597939.88
1193.47940.881196.597940.9
1226.597941.591233.87942.11
1252.427942.961263.87942.8
1286.597943.131296.597943.53
1323.87944.061326.597944.09
1368.857944.871375.697944.31
1392.577944.741403.437944.71
1426.597946.071436.597946.54
1466.597947.591473.87947.82
1513.87948.271516.597948.29
1536.597948.811543.87948.96
1566.597949.631576.597950.21
1596.597950.951603.87951.05
1656.597950.951663.87950.95
1681.687950.421692.797950.14
1712.297951.751716.597951.8
1743.87952.61746.597952.67
I 1764.637953.921766.597954.47
1781.947958.121783.787958.01
1798.87957.56180],837957.66
1826.597957.811833.87957.62
-187T:-8-7~~-Wffl~ 7~Jg.vg
1886.597958.72 1893.87959.74
1913.8 79641919.777966.65.

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Mannin9'snvalues
Sta nVIIl Sta
o .06115.92

liS: 20771

332
Sta Elev sta Elev Sta Elev
6.877965.86 8.557965.35 14.37963.78
26.147961.65 28.687961.35 30.437960.95
43.737957.88 50.247955.;2 54.747953.9
66.97950.28 71.81794B.75 78.917946.38
89.877943.4 96.57939.81 100.567937.55
107.357933.44115.927933.33 123.597933.29
136.547928.2166.817928,2170.967928.54
184.657929.67329.117929.67332.567930.06
344.957911.27 358.637911.31 373.77U1.28
382.947931.33 402.467931.32 407.257931.11
416.B37931.44 419.417931.48 424.027931.49
459.967931.67465.877931.76480.197932.23
497.697932.52499.857932.48502.377931.75
516.327930.18518.647930.22 528,17'H0.36
534.447911.55538.257931.47540.977931.42
565.287931.59 567.787911.59 571.41 7931.57
588.57 7929 5897928,9590.457928.65
61),297928.99 616.717930.43 621.7< 7930.43
631.127930.35634.62793(1.32641.787928.99
655.317928.68665.917928.67666.997929.1B
673.927930.89 676.597930.65 680.7< 7930.26
693.87930.5696.597930.63 704.277930.83
7B.277934.52 714.077934.H 715.667933.87
7<3.797932.05 7<5.33 7931.64 726.427911.17
146.597931.71 749.217931.75 754.347931.46
762.37930.77 766.637931.25773.037932.81
781.357935.12 783.69793L57 7B4.367935.44
796.597933.31 797.057933.23 798.687933.07
8B.15 7931.01 815.86 7931.4 816.597931.52
833.87932.75836.597932.78 843.87933.03
856.597933,22 859.397933.28 885.27933.61
903.87933.75 913.8793LH 916.597933.77
933.87933.98 936.597934.03 943.87934.17
963.87934.7966.597934.79 973.87934.94
986.597935.09 993.87935.291006.597935.62
1030.057936.111032.877936.931033.827937.15
1041.487938.121043.727938.111048.44 19n
1055.747938.021056.447938.171057.297938.36
1069.617939.91070.937939.961071.347939.84
1079.647937.31086.597937,51093.87937.67
1106.59 7937.91108.13 7937.95 1111.52 7937.9
1136.597938.58 1143.8 7938.91146.597918.95
1170.27939.981173.87940.0711&6.597940.75
1209.397941.071216.597941.291223.87941.48
1236.597942.181240.477942.641246.457942.85
1266.597942.77 1273.B794J.05 1283.87943.12
1303.67943,671306.597943.78 111),87943.92
1346.597944.231353.87944.371366.867945.08
BB3.8 7944.35 1386.59 7944.41]g1.41 7944.68
1404.457944.781416.591945.641420.857945.91
1443.87946.681456.597947.17 1463.87947.46
1486.597947.91 1503.87948.141506.597948.17
1523.87948.331526.597948.351533.87948.69
1546.597949.081553.87949.461563.87949.6
1583.87950.461>86.597950.1i3 H93.1\7'HO.91
1606.597951.081646.597951.081653.87950.99
1666.597950.921673.87950.551676.597950.5
1701.057950.031705.187950.651706.597950.81
1726.597951.95 1733.87952.31 1736.59 7952.38
1751.87951.041756.597953.291763.727953.76
1773.87956.391116.597956.981778.777957.45
1786.597957.83 1793.87957.681796.597957.59
1806.597957.871816.597957.941823.87957.79
~:~::~~ I~~~~~~ ~;:~~;~ ~~~~:f~~!~-~t-ffik:H
1896.597960.221903.87961.551906.597962.1

nUm_
nval
.OS

5
",
590.45

nval Sta
.035611.92

nval Sta
.05714.07

nVal
."

llllnkS:ta;L...ft Rill!\t Lengt.!\$;Left.CtI"onll.l Right
590.45611.92 739.92866.01800.58
In~ff~ctive Flow num_ 2
SteaL StaR Elev Permanent
o 485.0179H.76 F
714.21919.777934.67 F

Cl>effcl>ntr. Hpan.
.1 .3

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CROSS SECTION OUTPUT
ee~'H~~~v(gr
W.S. Elev(ft)
cr-itW.s. (ft)
E.G. slope (ft/ft)
QTotal (cfs)
~~~ ~~~~~ m}s)
MaxChlopthCft)
Conv.Totlll(ds)
len9thWtd. eft)
MinchEl (ft)
Alpha
FrctnlOssCft)
C &. E LOSS (ft)

profile#100-)/ear
7933.05 Element
0.22 Vlt. n~va1.
7932.82 Reachlen. (ft)
793:1.1\2 FlOW Mea (sq ft)
oiggi~gg ~l~: ~~~srt)
666.51 Topwidth(ft)
3.14 AV9. vel. (ft/s)
4.62 Hydr. O~pth (ft)
33214.2 COny. (ds)
827.08 "'ettedPer. eft!
7928.65 shear (1b/sq ft
1.47 Stream power (l/ft s)
l.SS Cum volume (acre-ft)
0.01 Cum SA (acres)

Channel
0.035
B66.01
88.73
88.73
493.62
21.47
5.56
4.13
9701.5
21.47
0.67
3.72
87.98
21.81

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LeftOB
0.050
739.92
112.85
1082.59
361.76
465.72
2.09
1.64
7109.8
106.16
0.26
0.55
74.03
33.28

Rig~asgB
800.58
277.55
362.90
835.62
179.34
3.01
2.85
16423.0
98.79
0.45
1.37
58.40
30.71

Warning:
warning:
Note:

oivid~d flow computed for this cro5s-section.
The e~ergl:' loss was greater than 1.0 ft (0.3 m). between the current and previous ,ross section.
This ma)/lndicue the need for additional cross sections.
Multiple criticIIl depths were found at this location, TM critical dept!>''ffittl tl'le h.we$t, valid. wal:et
surface was used.

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CIIOsSsECTrONOIJTPUT
~e~' H~~~V (~~f

profile#Floodwa)/

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7934.10
0.41

LeftOB
O.OSO

Channel
O.OlS

E1eme~t
\!It. (I-va1.

Ri&~6sg8

page 14