Raymond, William Galt, 1859-1926, Raymond, William Galt, 1859-1926. cre · New York, J. Wiley & sons, inc · leaf 64
s not flowing, as in the winter in northern latitudes. Tiesshould be thoroughly seasoned before being used, as their life inthe track is thus materially increased. The seasoning should notbe less than six months, and need not exceed twelve months.Ties are either hewn or sawn. A hewn tie as a rule… … Fig. 15 must of necessity be somewhat across the grain, and if carelesslydone may give a badly cross-grained tie. Sawing also leaves arough surface holding moisture. For these reasons hewn tieshave been generally preferred. At least one engineer claims hehas secured better results with sawn than…
Railroad engineering
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