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TOC
Chapt 1 : HEC 15 Introduction
Chapt 2 : HEC 15 Background
Lining Types
Flexible Linings
Performance Characteristics
Information on Flexible Linings
Permanent Flexible Linings
Temporary Flexible Linings
Chapt 3 : HEC 15 Design Concepts
Open-Channel Flow Concepts
Resistance to Flow
Channel Bends
Freeboard
Stable Channel Design Concepts
Equilibrium Concepts
Tractive Force Theory
Design Parameters
Design Discharge Frequency
Channel Cross Section Geometry
Channel Slope
Chapt 4 : HEC 15 Design Procedure
Design Procedure
Flexible Lining Design
Permissible Shear Stress
Determination of Normal Flow Depth
Manning’s Roughness Coefficients for Non-Vegetative Linings
Manning’s Roughness Coefficients for Vegetative Linings
Determination of Shear Stress on Channel
Side Slope Stability
Maximum Discharge Approach
Design Considerations for Riprap Lining
Riprap Gradation and Thickness
Filter Design
Design Procedure
Flexible Lining Design Procedure
Maximum Discharge Design Procedure
Example Problems
Chapt 5 : HEC 15 Steep Gradient Channel Design
Steep Gradient Channel Design
Steep Slope Design
Gradation, Thickness, and Filter Requirements
Design Procedures
Steep Slope Riprap Design Procedure
Steep Slope Gabion Mattress Design
Example Problems
Chapt 6 : HEC 15 Design Composite Lining
Composite Lining Design
Special Considerations
Design Procedure
Composite Lining Design Procedure
Example Problem
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