9670

• UCREFRP Catalog Number: 9670
• Author: Pitlick, J.
• Title: Channel Monitoring To Evaluate Geomorphic Changes On The Main Stem Of The Colorado River.
• USFW Year: n.d.
• USFW - Doc Type: Boulder, CO.
• Copyright Material: NO

Figure 21. Locations of channel cross sections within the RM 176 study reach.
Table 4. Summary of flow conditions for the range of modeled flows.
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Q (cfs) Q (cros) Q/QC' Q/Qb2 H (m) U (m/s) n
1300 36.8 0.13 0.06 0.85 0.89 0.037
4400 124.6 0.45 0.20 1.25 1.61 0.029
6200 175.6 0.63 0.29 1.30 1.54 0.032
7910 224.0 0.81 0.37 1.43 1.69 0.032
9820 278.1 1.00 0.46 1.41 1.80 0.030
12200 345.5 1.24 0.57 1.57 1.99 0.030
12800 362.5 1.30 0.60 1.57 2.10 0.028
13900 393.6 1.42 0.65 1.63 2.14 0.028
1. Ratio of observed discharge to initial motion discharge.
2. Ratio of observed discharge to bankfull discharge.
Flow levels within the study reach were observed at discharges ranging from baseflow up
to about 2/3 of the bankfull discharge. Hydraulic conditions within the reach vary in a somewhat
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