Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 197
ack rafters there are three different kinds:those like / J which run from the valley rafter to the ridge board;those like KL which run from hip rafter to plate; and those likeN T, which run between the hip and valley rafters. These jack raftersdiffer only in respect to the bevels which have to be… … Fig. 205. Roof Plan Showing Hip and Valley Rafters and Jack Rafters side cheek cut—which are similar to the cuts in a valley rafter whereit comes against a ridge board. This cut has been previouslyexplained. The rafter K L has a simple horizontal cut at the bottom likethat used on the common…
Architecture · Building
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