Note: Intro -- Contents -- About the Editors -- 1 Hydraulic Design of Reservoir in Permeable Pavement for Mitigating Urban Stormwater -- 1.1 Introduction -- 1.2 Types of Permeable Pavement -- 1.3 Permeable Pavement Design Criteria -- 1.3.1 Reservoir Layer -- 1.3.2 Hydraulic Design -- 1.4 Result and Discussion -- 1.5 Maintenance and Cost -- 1.6 Conclusion -- References -- 2 Analytical Expression for Measurement of Discharge Using Conical Obstruction in Small Rectangular Channels -- 2.1 Introduction -- 2.2 Development of Analytical Expression for Computation of Flow Rate -- 2.3 Experimental Analysis -- 2.4 Conclusions -- References -- 3 Efficient Numerical Algorithm for Flow Field Around Vertically Submerged Tandem and Aligned Circular Cylinders -- 3.1 Introduction -- 3.2 Experimental Setup and Procedure -- 3.2.1 Experimentation -- 3.2.2 Coordinate Systems and Sections of Measurements -- 3.2.3 Numerical Model -- 3.3 Results and Discussions -- 3.3.1 Flow Field in Horizontal Plane -- 3.4 Effect of Reynolds Number -- 3.4.1 Effect of Re in Tandem Configuration -- 3.4.2 Effect of Re in Staggered Configuration -- 3.5 Spectral Analysis -- 3.6 Conclusions -- References -- 4 Experimental and Numerical Analyses of Boundary Shear Stress in Non-prismatic Compound Channel -- 4.1 Introduction -- 4.1.1 Non-Prismatic Compound Channel -- 4.2 Methodology -- 4.2.1 Measurement of Boundary Shear Stress -- 4.2.2 Numerical Model Analysis -- 4.2.3 Models Descriptions and Governing Equation -- 4.2.4 Methodology of ANSYS (Fluent) -- 4.3 Result -- 4.3.1 Validation of Numerical Result with the Experimental Result -- 4.4 Conclusion -- References -- 5 Turbulence Flow Statistics Downstream of Grids with Various Mesh Sizes -- 5.1 Introduction -- 5.2 Experimental Setup and Procedure -- 5.3 Experimental Results and Discussion -- 5.3.1 Variation of Time-Averaged Velocity. , 5.3.2 Evolution of Turbulent Intensities and Turbulence Kinetic Energy -- 5.4 Conclusions -- References -- 6 Review on Hydraulics of Meandering Rivers -- 6.1 Introduction -- 6.2 Early Studies -- 6.3 Field Studies -- 6.4 Laboratory Studies -- 6.5 Research in India -- 6.6 Conclusion -- References -- 7 Prediction of Discharge Coefficient for Side Rectangular Weir Using Group Method of Data Handling (GMDH) -- 7.1 Introduction -- 7.2 Data Collection -- 7.3 Analysis of Data, Results and Discussion -- 7.3.1 F-test -- 7.3.2 Effect of Dimensionless Parameters on cd -- 7.3.3 Proposed GMDH Model for Coefficient of Discharge of Rectangular Side Weir -- 7.3.4 Verification of Previous Available Relationships for Cd -- 7.4 Conclusion -- References -- 8 Enhancement of Energy Dissipation Using Combination of Solid Roller Bucket and Type II Stilling Basin for Ogee Stepped Spillway -- 8.1 Introduction -- 8.2 Methodology -- 8.3 Results and Discussions -- 8.4 Conclusion -- References -- 9 Estimation of Coefficient of Discharge for Side Compound Weir Using the GMDH Technique -- 9.1 Introduction -- 9.2 Experimental Programe -- 9.3 Analysis of Data, Results and Discussion -- 9.3.1 Proposed GMDH Model for Coefficient of Discharge of Side Compound Weir -- 9.3.2 Sensitivity Analysis -- 9.4 Conclusion -- References -- 10 Flow Distributions in a Compound Channel with Diverging Floodplains -- 10.1 Introduction -- 10.2 Experimental Setup -- 10.3 Discharge Distributions -- 10.3.1 Flow Percentage in Main Channel and Floodplains -- 10.3.2 Results on Flow Distribution -- 10.4 Sources of Data -- 10.5 Model Development -- 10.5.1 Single Regression Analysis -- 10.5.2 Multivariable Regression Analysis -- 10.5.3 Validation of the Model -- 10.6 Error Analysis -- 10.7 Conclusions -- References. , 11 Boundary Shear Stress Distributions in Compound Channels Having Narrowing and Enlarging Floodplains -- 11.1 Introduction -- 11.2 Experimental Setup -- 11.3 Preliminary Analysis -- 11.3.1 Development of Boundary Shear Distribution Model -- 11.3.2 Formulation of the Multi-variable Regression Model -- 11.4 Conclusions -- References -- 12 Turbulence Characteristics in a Rough Open Channel Under Unsteady Flow Conditions -- 12.1 Introduction -- 12.2 Experimental Set-up and Procedures -- 12.3 Results and Discussions -- 12.3.1 Reynolds Shear Stress Distributions -- 12.4 Conclusions -- References -- 13 Study of Scour Near Pier of Gandhi Setu in Ganga River -- 13.1 Introduction -- 13.2 Methods to Predict Scour Depth -- 13.3 Results and Discussion -- 13.4 Conclusions -- References -- 14 Optimisation of Hydraulic Design of Uri-II Dam Spillway, Jammu and Kashmir -- 14.1 Introduction -- 14.2 Model Studies on 1:50 Scale 3D Comprehensive Model (CWPRS Technical Report Nos. 4210, 2005 and 4265, 2005) -- 14.2.1 Optimisation of Size of Spillway spans-Discharging Capacity of Spillway -- 14.2.2 Flow Conditions Upstream of Spillway, Over Spillway and in Front of Head Regulator -- 14.2.3 Suitability of Profile of Spillway for Passage of Flood -- 14.2.4 Performance of Ski-Jump Bucket -- 14.2.5 Flow Conditions in the Open Channel of Head Regulator -- 14.2.6 Assessment of Scour Downstream of Spillway -- 14.2.7 Flow Conditions Downstream of Spillway and Recommendations to Prevent Downstream Erosion -- 14.3 Conclusions -- References -- 15 Modification of Spillway Ski Jump Bucket Subjected to Higher Tail Water Levels -- 15.1 Introduction -- 15.2 Performance of Ski Jump Bucket for Higher Tail Water Levels -- 15.2.1 The Original Design of Energy Dissipator and Its Performance -- 15.2.2 Modifying Ski Jump Bucket -- 15.2.3 Scour Downstream of Spillway -- 15.3 Conclusions. , References -- 16 Prediction of Submerged Vegetated Flow in a Channel Using GMDH-Type Neural Network Approach -- 16.1 Introduction -- 16.2 Analytics of Flow-Vegetation Interaction -- 16.3 Modelling Using GMDH-Type Neural Network -- 16.4 Results and Discussion -- 16.5 Conclusion -- References -- 17 Turbulent Flow Over a Train of K-Type Roughness -- 17.1 Introduction -- 17.2 Experiments -- 17.3 Results and Discussion -- 17.3.1 Variation of Mean Velocity Profile Within the Cavity of the Rib -- 17.3.2 Variation of Turbulence Intensities Within the Cavity of the Rib -- 17.3.3 Reynolds Shear Stress -- 17.4 Conclusion -- References -- 18 Shifting of Main Course of River Ganga Within the Reach Bhagalpur to Kahalgaon Using Remote Sensing and GIS -- 18.1 Introduction -- 18.2 Study Area -- 18.3 Erosion in Study Area -- 18.4 Social and Economic Aspect of River Bank-Line Shifting -- 18.5 Methodology -- 18.6 Results and Discussions -- 18.7 Conclusions -- References -- 19 Depth-Averaged Velocity Distribution in a Meandering Compound Channel Using Calibrating Coefficients -- 19.1 Introduction -- 19.2 Theoretical Background -- 19.3 Calibrating Coefficients -- 19.4 Experimental Setup -- 19.5 Measurement of Boundary Shear Stress -- 19.6 Boundary Conditions -- 19.7 Results and Discussions -- 19.8 Conclusions -- References -- 20 Study of Flow Characteristic of Trapezoidal Labyrinth Weir -- 20.1 Introduction -- 20.2 Experimental Set-Up and Experiments -- 20.3 Experimental Results and Analysis -- 20.4 Conclusions -- References -- 21 Calibrating Coefficients of Emerged Vegetative Open Channel Flow -- 21.1 Introduction -- 21.2 Theoretical Background -- 21.3 Model Parameters -- 21.4 Experimental Setup -- 21.5 Results -- 21.6 Conclusions -- References -- 22 Trend Analysis of Water Flow and Suspended Sediment Flow of Lower Godavari Basin, India -- 22.1 Introduction. , 22.2 Study Area and Data Set -- 22.3 Analysis Methods -- 22.3.1 Trend Analysis -- 22.3.2 Change Point Analysis -- 22.3.3 Sen's Slope Estimator -- 22.4 Results -- 22.4.1 Mann-Kendall Test -- 22.4.2 Change Point Analysis -- 22.5 Discussion -- 22.5.1 Controlling Factors for Water Discharge and Sediment Discharge -- 22.6 Conclusion -- References -- 23 Characterization of Flow Turbulence Around Bridge Pier on Rigid Bed Channel -- 23.1 Introduction -- 23.2 Experimental Set-Up and Data Collection -- 23.3 Results and Discussions -- 23.4 Conclusions -- References -- 24 Countermeasures Against Local Scouring at Circular Bridge Piers Using Collar and Combination of Slot and Collar -- 24.1 Introduction -- 24.2 Mechanism of Local Scour at Bridge Piers -- 24.2.1 Traditional Types of Scour Protection and Principles of Working -- 24.3 Experimental Program -- 24.4 Analysis of Data -- 24.4.1 Scour Reduction Due to Collar -- 24.4.2 Scour Reduction Due to Slot -- 24.4.3 Scour Reduction Due to a Combination of Slot and Collar -- 24.5 Conclusion -- References -- 25 Influence of Pier Shape and Interference Effect on Local Scour -- 25.1 Introduction -- 25.2 Experimental Setup -- 25.3 Results and Discussion -- 25.3.1 Isolated Piers -- 25.3.2 Tandem Arrangement -- 25.4 Conclusions -- References -- 26 Energy and Momentum Correction Coefficients in Compound Open Channel Flow -- 26.1 Introduction -- 26.2 Theoretical Analysis -- 26.3 Experimental Setup and Procedures -- 26.4 Model Development -- 26.4.1 Multiple Regression Analysis -- 26.5 Results and Discussions -- 26.5.1 Regression Models for Asymmetrical Compound Channels -- 26.6 Error Analysis -- 26.7 Conclusions -- References -- 27 Development of Hydraulic Geometry Equations for Middle Tapi River, India -- 27.1 Introduction -- 27.2 Study Area -- 27.3 Results. , 27.3.1 Development of Hydraulic Geometry Equations for Stream Gauging Stations Along Middle Tapi River.