. Bulletin of the Department of Agriculture. Agriculture; Agriculture. 54 BULLETIN 194, tJ. S. DEPARTMENT OF AGRICULTURE. 6 stops, Up to , or 30 feet per hundred. Third. For very rough materials, for earth channels and for cobble-bottom ditches (fig. 8). The values of n range from to while the slopes cover aU ranges likely to be encountered. On this chart the values of n cover. In r\> i» 4:^ yi (7^ -nI R^Hvdrauilc Radius. I I 1 I 11111 ¥ I I ] Fig. 5. I I I I I I I 111111111 ' I ' I I I ' Depth of Channel, in feet. -Areas, io square feet; hydraulic radii, in feet and hyd
. Bulletin of the Department of Agriculture. Agriculture; Agriculture. 54 BULLETIN 194, tJ. S. DEPARTMENT OF AGRICULTURE. 6 stops, Up to , or 30 feet per hundred. Third. For very rough materials, for earth channels and for cobble-bottom ditches (fig. 8). The values of n range from to while the slopes cover aU ranges likely to be encountered. On this chart the values of n cover. In r\> i» 4:^ yi (7^ -nI R^Hvdrauilc Radius. I I 1 I 11111 ¥ I I ] Fig. 5. I I I I I I I 111111111 ' I ' I I I ' Depth of Channel, in feet. -Areas, io square feet; hydraulic radii, in feet and hydraulic economic dimensions (broken line) for channels having side slopes of IJ to 1. such a wide range that the guide Imes through any particular zone have not quite the same slant, but the results obtainable from any of these charts are more accurate than the agreement between pre- liminary figures and results of tests made after 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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