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<br />l J <br />• <br />Parameter <br />Calculation Method <br />Channel Flow <br />Construction Method <br />Maintenance Required <br />DESIGN PARAMETERS <br />DITCHES AND DIVERSIONS <br />Ditch Identification Number <br />Manning's Equation For Open <br />Channel Flow <br />Scrapers. Motor Graders, <br />Crawler Tractors <br />Annual Inspection, Repair <br />Channel Section to <br />Prevent Overtopping and <br />Erosion <br />23-59 <br />