. A practical treatise on railways, explaining their construction and management ... being the article "Railways" in the seventh edition of the Encyclopedia britannica, with additional details . Fig. 7. 394 KAILWAYS. Fig. 8 Longitudinal section of the Great Western, (see p. 240.) At every 15 feet in length along the railway, beechpiles are driven into the ground at 15 feet distance aparttransversely ; they are driven from 8 to 10 feet in cuttings ;and in embankments they are generally sufficiently long toreach the ground on which the embankment rests. Fig. Fig. 9—Transverse section. The pi
. A practical treatise on railways, explaining their construction and management ... being the article "Railways" in the seventh edition of the Encyclopedia britannica, with additional details . Fig. 7. 394 KAILWAYS. Fig. 8 Longitudinal section of the Great Western, (see p. 240.) At every 15 feet in length along the railway, beechpiles are driven into the ground at 15 feet distance aparttransversely ; they are driven from 8 to 10 feet in cuttings ;and in embankments they are generally sufficiently long toreach the ground on which the embankment rests. Fig. Fig. 9—Transverse section. The piles are formed tothe proper length, and driven in without any being cut offtheir heads, which are nearly level with the top of the bal-lasting ; they do not stand in the middle of each line ofrails, but are nearer each outside of the two lines. Fig. 9. ,^i-. 1-Zi—«
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