Roof Framing Made Easy a Practical And Easily Comprehended System Adapted to
Roof Framing Made Easy a Practical And Easily Comprehended System Adapted to
Owen B Owen Bernard Maginnis
The book Roof Framing Made Easy a Practical And Easily Comprehended System Adapted to was written by author Owen B Owen Bernard Maginnis Here you can read free online of Roof Framing Made Easy a Practical And Easily Comprehended System Adapted to book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Roof Framing Made Easy a Practical And Easily Comprehended System Adapted to a good or bad book?
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In order to find the shape of the level covering boards, Fia. 42. 34 ROOF FRAMING MADE EASY. FIG. 43. divide the curve Fig. 43, into 6 equal parts and draw line from division points parallel to plate. Join A 1. 1 2, 2 3. 3 4, 4 5, 5 6, and produce these joining lines till they cut the centre line produced indefinitely. The points where these produced lines intersect the centre line will be the centres for the curves of the covering boards as represented in the engraving. CHAPTER XVII. To FRAME ...A CIRCULAR ELLIPTIC DOME. READERS will observe that I have here treated a roof with which most mechanics are unfamiliar, and it is a pleasure for me to de- scribe it for this reason. A C D B, Fig. 44, is the plan or outside line of the plates which measure 12' 0" x 20' 0", or the roof will be 20 feet long and 12 feet wide. Across IK R its section will be a semi-circle, or A E B and across F K S its section will be a semi-ellipse (not an oval, as this figure is often mis- called). As there may probably be some readers who are not acquainted with the proper methods of striking a semi- ellipse, as H M L H C really is we will proceed to illustrate and describe the best in use.
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