Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 433
ven in the tables(pages 243 and 244). Fig. 1000 is a section of one of these foundationsbeneath a pier, but equally applicable to the supportof walls. The space between the beams is filledwith cement, mortar, or concrete, which adds to thestiffness of the structure and is a preservative of… … Fig. 999. STEEL I BEAMS iiii!LiiTzs^s,iiiii3LiJLJLiJLiij^s:YJ3r ^^y^
Mechanical drawing
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