Hasluck, Paul N. (Paul Nooncree), 1854-1931, ed · Philadelphia, D. McKay · leaf 152
owever, is notserious; the stirrup weakens the timberleast, and can be tightened up readily. TIMBER ROOFS. 133 Joint between Principal Rafter andTie = beam. In designing the joint between the principalrafter and the tie-beam, the object should beto obtain the best form of resistance, it beingnoted… … Fig. 502.—Improper Way of forming Joint atToe of Principal Rafter. rafter would ride on the heel A (Fig. 503), andthe toe b would rise and split off the abut-ting piece c ; not admitting the possibilityof sagging, even then the greatest thrustwould be to the point, and there would stillbe the…
Carpentry · Joinery
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