Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 423
Fig. 13. Method of Finding Relative Height of Hip or Valley per Foot of Run to that of Common Raf tei*. the various pitches to the foot of run. For the i-pitch roof, the figuresas shown, from 12 on tongue to 12 on blade, are those to be used onthe steel square for the common rafter; and for f… … rn Ridge Pi l/Valle\NrShoTtAValley \| K N ^ a Plate ri r> Fig. 14. Diagram to Illustrate Use of Steel Square In Laying Out Timbers of Roofs of Equal Pitch. To understand this figure, it is necessary only to keep in mindthat the pitch of a roof is reckoned from the span. Since the run iu…
Architecture · Building · Carpentry
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