By Jacob Dividian
Preface
Abstract
Introduction
Hydraulic ptrinciples
Steady, uniform flow
Backwater curves
Transition curves
Determination of normal depth
Average profile in a long reach
Use of Ml and M2 curves
Use of S2 and S3 curves
Local effects on profiles
Convergence of backwater curves
Special cases of backwater curves
Flows on very small slopes
Flows on steep slopes
Locus of critical-depth stages
Control sections
Transitions between tranquil and rapid flows
Alternate depths
Energy equation
Standard step method
Subcritical flows
Supercritical flows
Field data
Total reach length
Locations of cross sections
Individual subreach lengths
Weighted length of a subreach
Cross-section attributes
Subdivisions of cross sections
Velocity-head coefficient, alpha
Roughness coefficients
Special field conditions
Verified reaches
Short reaches
Crossing profiles
Transitions between inbank and overbank flow conditions
Flow at tributaries
Flow past islands
Multichannel flows
Bridges
Flow through culverts
Road overflow at culverts
Storage at culverts
Multiple-opening constrictions
Division into single-opening units
Two-bridge openings
Three or more bridges
Alluvial channels
Use of step-backwater method for indirect discharge measurements
Floodway analysis
Encroachment of cross sections
VER option
VSA option
VHD option
HOR option
Selected references
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