Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 188
ken from the topin order that the roof surface may always be even and smooththroughout. Now the edge of the blade of the square must coin-cide with D, but the position which the square will take dependsentirely on the pitch. In all cases 12 inches is used on the blade of the square and thefigures… … Fig. 192. Diagram Showing Bevel Used onCommon Rafters 145 134 CARPENTRY the cut the rise is 8 inches to the foot, the run is 12 feet, the rise is8 feet, and 12 and 8 are the figures used.
Architecture · Building
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