. Bulletin of the Department of Agriculture. Agriculture; Agriculture. UNITED STATES DEPARTMENT OF AGRICULTURE BULLETIN No. 832 Contribution from the Bureau of Public Roads. THOS. H. MACDONALD, Chief Washington, D. C. PROFESSIONAL PAPER June 7,1920 THE FLOW OF WATER IN DREDGED DRAINAGE DITCHES THE RESULTS OF EXPERIMENTS TO DETERMINE THE ROUGHNESS COEFFICIENT, n, IN KUTTER'S FORMULA By C. E. RAMSER, Senior Drainage Engineer CONTENTS Introduction Field Measurements . Computations Tabulated Results ........ Description of Channels Accuracy of Results ....*... Description of Experiments ..&qu
. Bulletin of the Department of Agriculture. Agriculture; Agriculture. UNITED STATES DEPARTMENT OF AGRICULTURE BULLETIN No. 832 Contribution from the Bureau of Public Roads. THOS. H. MACDONALD, Chief Washington, D. C. PROFESSIONAL PAPER June 7,1920 THE FLOW OF WATER IN DREDGED DRAINAGE DITCHES THE RESULTS OF EXPERIMENTS TO DETERMINE THE ROUGHNESS COEFFICIENT, n, IN KUTTER'S FORMULA By C. E. RAMSER, Senior Drainage Engineer CONTENTS Introduction Field Measurements . Computations Tabulated Results ........ Description of Channels Accuracy of Results ....*... Description of Experiments .."... Experiments In Lee County, Miss. • Experiments in Bolivar County, Miss. Page Description of Experiments—Continued Experiments in Western Tennessee. 24 Experiments in Western Iowa . 36 Experiments in North Carolina . 45 Experiments in Florida 51 Variation of n with Stage .... 58 Application of Results 58 Conclusions . 69. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , G. P. O.
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