FLOOD10454 ‎(2)‎

• Designation Number: 593
• County: Douglas
• Community: Douglas County and Incorporated Areas
• Title: FIS - Douglas County and Incorporated Areas - Vol 3
• Date: 9/30/2005
• Prepared For: Douglas County
• Prepared By: FEMA
• Floodplain - Doc Type: Current FEMA Regulatory Floodplain Information

T ABLE OF CONTENTS - Volume 1
Page
1.0 INTRODUCTION 1
1.1 Purpose of Study 1
1.2 Authority and Acknowledgments 1
1.3 Coordination 3
2.0 AREA STUDIED 4
2.1 Scope of Study 4
2.2 Community Description 12
2.3 Principal Flood Problems 13
2.4 Flood Protection Measures 19
3.0 ENGINEERING METHODS 19
3.1 Hydrologic Analyses 20
3.2 Hydraulic Analyses 32
3.3 Vertical Datum 37
4.0 FLOODPLAIN MANAGEMENT APPLICA TIONS 39
4.1 Floodplain Boundaries 39
4.2 Floodways 40
5.0 INSURANCE APPLICATIONS 87
6.0 FLOOD INSURANCE RATE MAP 88
7.0 OTHER STUDIES 88
8.0 LOCATION OF DATA 91
9.0 BIBLIOGRAPHY AND REFERENCES 91

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