Cyclopedia of architecture, carpentry, and building; a general reference work .. (1912)
American School (Lansing, Ill.) · Chicago, American school of correspondence · leaf 173
etting them up andsecuring them in place with spikes or nails. The pitch roof, how-ever, is formed on the principle that two pieces which are inclinedagainst each other will hold each other up, and so the rafters must 136 CARPENTRY 125 rest against each other at the top in pairs, as shown in Fig.… … Fig. 178. Construction of Ridge Fig. 179. Placing of Ridge Pole betweenAbutting Ends of Rafters board is called the ridge or the ridge pole and extends the wholelength of the roof. It serves to keep the rafters from falling side-ways, and keeps the roof frame in place until the roof boarding ison.…
Architecture · Building
Internet Archive · Boston Library Consortium · Public Domain Mark 1.0. Free to use for anything.