The document discusses steady and uniform flow in open channels, focusing on Chezy's and Manning's formulas, roughness coefficients, and uniform flow computations. It covers hydraulically efficient sections for various shapes, the concepts of specific energy and types of flow, along with specific force and discharge. Additionally, it includes derivations of relationships and numerical examples related to these topics.

1. UNIT-2 : STEADY & UNIFORM
FLOWTHROUGH OPEN
CHANNELS
Asst. Prof. Anuradha Bodhe
Mtech
Civil engg
RCERT

2. CONTENTS
 Chezy's& manning's formula,
 Roughosity coefficient,
 Uniform flow computations,
 Hydraulically efficient section- considerations for
rectangular, triangular, trapezoidal, circular sections
 Specific energy: definition & diagram,
 Concept of critical, sub-critical,
 Super-critical flow,
 Specific force,
 Specific discharge
 Derivation of relationships and numerical
computations