The Architect & engineer of California and the Pacific Coast (1905)
San Francisco, Calif. : Architect and Engineer Co · leaf 372
The Architect and E!is:inccr 99 … 100 Tltc .trdiilict and Jlni^iuccr groups of four abreast, called bents, tu an average depth of 20 feet. Thesepiles are 14 inches square, the lower five feet being tapered to facilitatedriving. They weigh from three to five and one-half tons each, accordingtn length. Thev were conveyed frcmi the…
Architecture · Building
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