FLOOD01055

• County: Phillips
• Community: Haxtun
• Stream Name: North Fork Frenchman Creek
• Title: Floodplain Study and Master Drainage Plan
• Date: 1/1/1987
• Prepared For: Haxtun
• Prepared By: Simons Li & Associates Inc.
• Floodplain - Doc Type: Floodplain Report/Masterplan

Table!.

Table 2.

LIST OF TABLES

Summary of ~ai nfall Data - Major Basin Hydrology
Summary of Rainfall DepthandOistributionOata
In-TownOrainageBasins ............

.... .

.... .

Table 3. Basin Characteristics Major Drainage Basins 1 through 3.

Table ..
Table s.
Table 6.
Table7.
Table 8.
Table 9.
Table 10.

Taboe

Summary of Peak Flows Major Drainage Basins

Summary of Peak
Drainage Plan

Discharges - Town of Haxtun Master

................ .

Summary of Flooding Effecting Commercial
Town of Haxtlln, Colorado. . . . . .

Area-

... .

Summary of ReSidential Flood
Town of Haxtun, Colorado. .

Damages

.... .

LIST OF FIGURES

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8

Figure 1. Off.site basin map
Figure 2. Master drainage plan
Figure 3. 10-year flood hydrographs
Figure .. lOO-year flood hydrographs
Figure s. Existing drainage structures and floodplain .
Figure 6. Alternative !, Flow through system
Figure ,. Alternative ll: Divertedflows. .
Figure 8. Alternative 111:Flow through system with the use of ponds
Figure 9. Alternative ! .

9
II
II

12

20

22

Summary of Conceptual Alternative Evaluation Figure !O. Alternative 2
Reach A: Northeastern Quadrant . . . . . . . . . . . . . 30
Figure II. Alternative 3
Summary of Conceptual Alternative Evaluation
ReachB: FletcilerStreet!lasin . . . . . . . . . . . 31 Figure 12. OamagefFrequencyCurves

SummaryafCat1ceptualAlternativeEvaluation
ReachC: Southwestern Portions of Town Draining
to Fletcher Street. . . . . . . . . . . . . .

..
u.

Summdrj of Concept~al "i ternativ~ E.aiuation.
Reach 0: Northwestern Portions of Town

Table 12. Summary of Unit Costs

'.' .

Table 13. Constr~ction Cost Estimates

Table 14. Summary of Annual Costs

Table 15. Cost Estimate for Selected Plan

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45

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