Data for use in designing culverts and short-span bridges (1913)
Moorefield, Charles H. (Charles Henry), 1883-, United States. Bureau of Public Roads · Washington : U.S. Dept. of Agriculture, Office of Public Roads : G.P.O. · leaf 29
011.191,145 S .523 .829 .232 .464 39.3 Local conditions will frequently require modifications in thisdesign. For example, where the bed of the stream is likely to erodeor where deep freezing is likely to occur, an apron should extendbelow the end wall. Moreover, where the foundation material…
Culverts Design · Bridges Design and construction
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