Hatfield, Robert Griffith, 1815-1879. [from old catalog] · New York & London, Wiley and Putnam · leaf 169
us,if the bearing is 6 feet, the depth will be 3 inches ; bearing. 8feet, depth 4 inches, &c. 276.—Fram,ed floors. When a good ceiling is required, andthe distance of bearing is great, the binding-joists, instead ofreaching from wall to wall, are framed into girders. These areheavy timbers, as… … Fig. 201. ing-joists in these, are the same as those in double floors justdescribed. The distinctive feature of this kind of floor is thegirder. 277.—Girders should be made as deep as the timber will allow:if their being increased in size should reduce the height of a storya few inches, it would be…
Carpentry · Architecture
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