7869

• UCREFRP Catalog Number: 7869
• Author: FLO Engineering, I.
• Title: Concept Development Report, Grand Valley Irrigation Company, Diversion Dam Fish Passage Structure, Palisade, CO.
• USFW Year: 1996.
• USFW - Doc Type: Contract No. 1425-6-CA-40-1730A,
• Copyright Material: NO

TABLE OF CONTENTS, Continued
5.5.4 Maintenance .......................................................... 56
5.6 Floodplain Analysis ......................................................... 56
VI. PERMITTING ................................................................... 58
VII. REFERENCES ................................................................. 58
List of Tables
Table 3.1 Peak Discharges by Return Period
for the Colorado River at Palisade .......................................... 7
Table 3.2 Flow Statistics for Monthly Mean Flows, Water Years 1965-1996
at Design Location Upstream from OMID bypass Canal (FLOW 2) ................ 11
Table 3.3 Flow Statistics for Monthly Mean Flows, Water Years 1965-1996
at Design Location Downstream from OMID Bypass Canal
and Upstream from GVIC Canal (FLOW 3) .................................. 12
Table 3.4 Flow Statistics for Monthly Mean Flows, Water Years 1965-1996
at Design Location Downstream from GVIC Canal and
Upstream from OMID Return (FLOW 3a) ................................... 13
Table 3.5 Flow Statistics for Monthly Mean Flows, Water Years 1965-1996
at Design Location Downstream from OMID Return (FLOW 4) ................... 14
Table 4.1 Summary of Cross Sections Utilized to Model Hydraulics
of the Colorado River ................................................... 17
Table 5.1 Alternative 1 Conceptual Design Construction Cost Estimate .................... 39
Table 5.2 Alternative 2A Conceptual Design Construction Cost Estimate ................... 45
Table 5.3 Alternative 26 Conceptual Design Construction Cost Estimate ................... 46
Table 5.4 Alternative 2B (with concrete cut-off walls) Conceptual Design
Construction Cost Estimate .............................................. 47
Table 5.5 Alternative 3 Conceptual Design Construction Cost Estimate .................... 50
List of Figures
Figure 2.1 Project Site Location Map ................................................ 3
Figure 2.2 Overview of Existing Project Site Features ................................... 4
Figure 3.1 Project Plan with Hydrology Design Locations ................................ 10
Figure 4.1 Project Plan View with Cross Section Locations GVIC Diversion ................. 16
Figure 4.2a Grand Valley Irrigation Company Diversion Dam Fish Passage Study,
Head versus Flow for Section 400.24 (Floodgates, Right Side of Channel) ......... 20
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