FLOOD06421

• County: Statewide
• Basin: Statewide
• Title: Highways in the River Environment
• Date: 2/1/1990
• Prepared By: Federal Highway Administration
• Floodplain - Doc Type: Educational/Technical/Reference Information

4.2 Fluvial Cycles and Processes
4.2.1 Youthful, Mature and Old Streams
4.2.2 Floodplain and Delta Formations
4.2.3 Alluvial Fans
4.2.4 Nickpoint Migration and Head-cutting
4.2.5 Geomorphic Threshold

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T ABLE OF CONTENTS (Continued)

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CHAPTER III - FUNDAMENTALS OF ALLUVIAL CHANNEL FLOW (Continued)

3.5 Beginning of Motion
3.5.1 Theory of Beginning of Motion
3.5.2 Relation Between Shear Stress and Velocity

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3.6 Sediment Transport
3.6.1 Terminology
3.6.2 General Considerations
3.6.3 Source of Sediment Transport
3.6.4 Mode of Sediment Transport
3.6.5 Total Sediment Discharge
3.6.6 Suspended Bed Sediment Discharge
3.6.7 Meyer-Peter Muller Equation
3.6.S Einstein's Method
3.6.9 Colby's Method of Estimating Total Bed
Sediment Discharge
3.6.10 Comparison of the Meyer-Peter Muller and
Einstein Contact LOad Equations
3.6.11 Power Relationships
3.6.12 Relative Influence of Variables on Bed Material
and Water Discharge

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3.7 Sediment Problems at Bridge.Openings and Culverts
3.7.1 Sediment Transport in Coarse Material Channels
3.7.2 Sediment Transport at Bridge Openings
3.7.3 Sediment Transport in Culverts

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CHAPTER IV - RIVER MORPHOLOGY AND RIVER RESPONSE

4.1 Introduction

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4.3 Stream Form
4.3.1 Classification of River Channels
4.3.2 The Straight Channel
4.3.3 The Meandering Stream
4.3.4 The Braided Stream-

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