FLOOD07745

• County: Larimer
• Community: Fort Collins
• Stream Name: Spring Creek
• Basin: South Platte
• Title: Master Drainageway Planning Study
• Date: 3/1/1988
• Prepared For: Fort Collins
• Prepared By: Engineering Professionals
• Floodplain - Doc Type: Floodplain Report/Masterplan

TAaLE OF CONTENTS

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TABLE OF CONTENTS....... ...... ............. ... ..........
LIST OF TABLES .......... ........ ........... ... ............
LIST OF FIGURES...........................................

Page
i. ii

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PREFACE.................................................. .

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1. INTRODUCTION
1.1 Authorization................................... 1
1.2 Purpose......................................... 1
1.3 Scope........................................... 1
1.4 Basin Description............................... 2
1.5 Flooding Problems ............................... 3
RECOMMENDED IMPROVEMEN~ PLAN
2.1 Plan Selection.................................. 5
2.2 Summary Description ............................. 5
2.3 Preliminary Design .............................. G
2.4 Plan Implementation............................. 1)
2.5 Estimated Cost.................................. 13
HYDROLOGY
3.1 Introduction.................................... 16

SPRING CREEK
HASTER DRAINAGEWAY PLAll

Prep3red for:

City of Fort Collins

2.

March,1988

3.2 B35in Description............................... 16
3.3 pata Acquisition ................................19
3.4 Existing and Developed Basin Peak Discharqes .... U
3.5 Hydrology with Recommended Improvements..... .... 22
HYDRAULICS

Pleep<l red by:

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Engineeleing Pleofesslonals,
2000 Vermont Drive
Fort Collins, co 30525
[phone]

Inc.

4.1 r,..neral ........................,................ 24
4.2 Flooded Area Description........................ Jj
4.3 Recom,,,ended Improvements........................ J5
4.4 Burlington Northern Railroad
Embankment Stability Analysis ....... ........... 35
4." Floodway........................................ 36

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