A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 52
diameter at tlie smallest end, and that when walls, piers, orposts rest on them, they shall be spaced not more than 30inches from centers, and shall not carry more than 20 tonsto each pile. 79. Slioeing Piles.—When piles are driven throughsoft material to rock or hard gravel, the force of the…
Architecture · Building
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