Raymond, William Galt, 1859-1926, Raymond, William Galt, 1859-1926. cre · New York, J. Wiley & sons, inc · leaf 102
of the road. Road crossings atgrade will be eventually abolished. 78 CULVERTS, BRIDGES, AND MINOR STRUCTURES Cattle Guards. — A cattle guard is a structure intended toprevent cattle passing from a highway crossing to the right of wayof the railroad. It should be so designed as to make the passageso… … PLANFig. 30. Surface Cattle Guard form of which is shown in the figure. The type is called surfaceguard to distinguish it from the older common type of pit guard,which was a pit about 2 feet deep crossed by the rails on stringers,and otherwise open on top or partly covered by triangular slats.…
Railroad engineering
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