Measurement of Peak Discharge at Width Contractions by Indirect Methods (Techniques of Water-Resources Investigations of the United States Geological Survey, Book 3: Applications of Hydraulics, Chapter A4)

44 pp. CONTENTS: Preface; Symbols and Units; Abstract; Introduction; The Discharge Formula; Approach Section; Contracted Section; Water-surface Levels; Velocity Head; Friction Loss; Froude Number; Classification of Contractions; Field Procedures; Discharge Coefficient; Computations; Combination Sites; Multiple-Opening Contractions; Selected References.