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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warning:
warning:
warning:

CrystalRiver.rep
aivided flow complIted for this cross-section.
:::~~ 5 e~:~g~ n~~~~t:a~h~r~:~~r f~~a~d~;~i ~~afo ~~o~~. s~~~~~~~. the current and previous cross section.

~~~~~~ ~~: ~~~~~~~~e~t:~t~~e~~~~~~~, c~:n b~~~ ~~f~:e~r1~~~~1 Sd~:~~~ w~~i ~ef n~~~:~e;O t~~~ t~~:~e ; 5
not a valid subcritical answer. rhe program defaulted to critical depth.

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CROSS SECTION OUTPUT profile,fSOO-year
~~~'H:~~II(~W 7816.60 Element LeftOB channel Rig~~5gB
0.65 lOt. n-Val. 0.050 0.035
w. ~. Elev ~ft~ 7815.95 Reach Len. (ft) 523.49 532.79 600.34
ern 10.5. Fe 7111S-9S Flow Area (sq ft) 246.83 193.52 38.58
E.G. Slope (ft/ft) 0.010826 Area ~5~ fe) 246.83 193.52 38.58
Q Total Cds) 2515.00 Flow cs) 883.98 1510.78 120.25
TO~ Width ~ft) 322.81 TOp OIi dth ~ft) 200.48 82.34 39.99
ve Total ft/s) 5.25 AV~. vel. ft/S~ 3.S8 7.81 3.12
Mll~ Chl Opth (ft~ 3.35 Hyr.Depth(ft 1.23 2.35 0.96
Conl/. Total ~efs 24172.1 COny. (ds) 8496.0 14S20.3 115S.7
Length wtd. ft) S40.29 Wetted per. (ft) 201.14 82.37 40.25
MinchEl (ft) 7812.60 shear (lb/sqft) 0.83 1.59 0.65
Alpha 1.51 stream power (lb/fts) 2.97 12.40 2.02
Fretn Less ~h'~ :'.2<) Cum VOlume (atre-ft) 37.:.11 59.20 39.114
C & E LOSs ft 0.01 cum SA (acres) 22.35 14.40 21.04

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Warning:
warning:
warning:
warning:

The energy equation could not be balanced within the specified nu mberofiterations. The
pro~ram used critical depth for the water surface and continued on with the calculations.
OiVlded flow computed for this cross-section.
:::~~ s e~:?rn~i~~t:a~h~r~:~~r f~~a~d~~~i~~a lOc~o~~' s~~ii:;~~. the current and previoLls CrOSs section.
~~~~~~ ~~: ~~i~~i~~e~t;~t~~e~~~~~~~. c::\~~~ ~~~~:e~r7~~~~ 1 s~~~~~~ w~~i ~e~ n~~~:~e~o t~~~ t~~:~e is
not a valid subcritical answer. The program defaulted to eritical depth.
C/l.OSSSECTION

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RIVER: crystal
REACH: Marble

RS: 11815

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INPUT
Description:
StationElevat:ionDatil num_ 259
Sta Elev Stil Elev Stil Elel/ Sta Elev su Elev
07828.83 6.527827.84 10.467827.73 14.757827.S1 20.467827.28
30.467826.S1 34.757826.17 40.467825.73 44.757825.39 53.677824.7
54.417824.64 57.517824.69 60.467824.56100.467819.64104.757819.04
110.467818.37 117.277817.52 120.1S7817.06 261.34 7814.7 265.45 7814.5
270.467813.88274.757813.59280.467812.98 284.757812.99 290.467813.02
294.757813.03300.467813.03314.757813.29 320.467813.29 324.757813.15
BO.467813.11 B4.75 7812.98 340.467812.79 360.467812.79 364.757812.77
374.75 7812.7 380.467812.63384.757812.63390.467812.59400.467812.59
414.75 7812.5 420.46 7812.5 424.757812.47430.467812.47434.757812.44
440.467812.41 480.467812.41 484.757812.29 490.467812.08 494.757811.118
500.4671111.52503.117810.93 505.17810.48507.527810.18510.467809.77
514.757809.16520.4678011.41525.267807.74 527.267807.46 530.46 7807.5
534.757807.58540.527807.66545.497807.76 550.717807.57 551.66 7807.5
553.987807.17 559.697807.02561.4171106.96 S67.717806.59 571.867806.18
579.867806.22 5a5.127804.75 588.57803.8605.197803.8605.1571103.86
607.457804.62608.827805.1613.897806.91 614.997807.28 622.971107.69
624.097807.75 631.97807.92 614.S17807.94 639.927807.96 644.987807.99
647.957807.96655.427807.114 660.S37607.82 662.37807.57 665.747807.06
668.217806.68670.4771107.01676.2971107.115 6112.87807.81686.767807.83
692.397807.91696.097807.97699.737608.07 701.2>7808.13 704.017807.94
707.657806.98712.487805.78715.747804.94 732.317805.01 73S.65 7805.5
738.997605.85744.057806.41 745.127a06.;2 746.1127806.58 749.437806.66
752.257806.76 759.887807.13 761.77 7807.02 769.957806.68 771.947806.14
774.827806.38780.777808.017119.477810.44 791.967811.03 797.727810.58
801.6671110.22 1104.7117810.03 810.47809.7812.617809.77 819.597l!10.33
1122.S57810.49 824.477810.59 830.87810.49 8B 7810.4S 848.547810.39
IID.89781O.16 864.3471110.13 874.787809.94 877.517809.96 881.15 7809.97
884.927809.92 890.57809.91894.947809.91899.867809.89904.977809.77
913.271109.69914.7371109.93 9111.687l!10.67 919.147810.75 922.677811.59
924.947811.43 931.97810.95 935.057810.78 941.S27810.15 944.117810.011
955.17810.09965.127809.94968.537809.93 974.717809.94 984.067809.88
99S.2 7809.891005.22 7809.77 1012.13 7809.78 1015.25 7809.74 1021.411 7809.63
1025.2871109.621031.7271109.941035.347810.08103a.787810.361049.JS7811.09
1052.22 7811.11055.157811.121058.917811.051065.387810.941068.267810.99
1075.471110.841077.627810.941085.437&11.31 1095.46 7811.751105.411 7811.79
1115.527811.661123.797810.39 1124.97810.191111.757810.051143.1.l7l!10.01
1 1145.587810.051152.4671110.061155.617810.061165.637810.081171.177810.08
1180.51 7l!10.11185.69 7810.11195.717810.121205.74 781012011.67809.97
1215.767809.941217.9571109.921225.797809.771235.8171109.66124S.847809.61
-t2e.t:-73-nM~..-ttTT:-1'j 7Bll~.]] 1.Bj.j4~H~~n37tt j~~&..l
1295.977812.11613~.IS7815.261105.997I1H.531311.4271119.47111S.537820.2
1310.167819.911318.647819.691341.557818.97 1346.17817.771347.447817.47
1348.637817.211354.7871117.331358.29 7l!17.271366.H 71117.73 1367.64 7817.82
1376.1771118.37 1386.27819.151390.777819.l!11392.497820.051400.497820.94
1402.697821.291409.037822.291414.7171122.751418.527823.25 1423.45 7823.91
1426.7371124.231430.667824.641436.55 7825.21437.877825.331438.75 782>.39
1445.08782>.6111450.777826.021454.587826.22 1459.57826.451462.7117826.6S
~.7Z7826.U1472.6278Z7.Z11473.q!7U7.3Wl.147827.7~6.n7U7.98
1490.6578211.181495.567828.581498.1147828.831506.977829.721511.011 78Z9.1l
1513.967828.611 1522.35 78211.591530.16 711211.541>31.118 71128.69 15H.89 7829.06
1>38.837l!29.491544.74 7830.21546.047830.351546.917830.461553.257831.22
1558.927832.31567.677833.551582.967837.091593.477818.86

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Manning's n Values
Sta nval Sta
o .06 S25.28

num_
n val
.0;

\
'"
715.74

n val Sta
.015 712.31

n val Stil. n Val
.05789.47 .06

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Banksta:Left Right Lengths: Left Channel Right
71S.74732.31 655.25 667.1694.85
Ineffective Flow num_ Z
StaL staR Elev Permanent
0644.987807.99 T
791.961593.477811.03 F
CROSS SECTION OUTPUT profile#lOO-year

Coeffcontr. Expan.
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~e~'H~~r(~W
W.S. Elev (ft)
critw.s. (ft)
E.G. slope (ft/ft)
QTotal(cf5)
~~~ ~~~;~ m~S)
Maxchl0pth(ft)
Conv.Total (ds)
LengthWtd. (ft)
MinchEl (ft)
Alpha
~rit~ ~~~~ ~m

71109.84
0.67
71109.17
7809.17
0.008292
2181.00
270.24
4.72
5.37
23950.9
668.88
71104.94
1.94
5.05
O.OS

Element
wt.n-val.
Reach Len. (ft)
flow Area (sq ft)
:l~: ~~~s~t)
Topwidth(ft)
Avg.vel. (ft/s)
Hydr.Depth(ft)
conv. (cfs)
wetted Per. (ft)
~~~:~m (~~~~~ m/ft s)
cum volume (acre-ft)
Cum SA (acres)

LeftoB
0.050
655.25
264.70
435.55
860.69
201.06
3.25
1.32
9451.8
202.74
0.68
2.;10
27.71
16.44

Channel
O.OlS
667.30
69.35
69.35
696.22
16.57
10.04
4.19
7645.7
16.57
2.17
21.75
52.89
13.110

Rig~~5gB
694.8S
128.23
128.23
624.011
52.51
4.87
2.44
6853.5
51.17
1.25
6.08
32.24
111.45

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warning: The ener9Y equation could not be balancedwithiro the specified number of iterations. The
Pa.ge41

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