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How To Cut Roof Rafters? - The Hemloft
__ C. Barge Rafters and Fascia- Make a chalk line at rafter ends Cut at 18 1/2˚ for a 4 and 12 roof. __ D. Marking and Cutting Rafters -Measure the building width. This is the rafter span. Use a rafter book to find rafter length __ E. Sheathing- Snap a “control line,” a chalk line, to …
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CONSTRUCTION/CARPENTRY TECHNOLOGY PROGRAM
Feb. 5 Identify Elements of Roofs Identify different types of roof structures. Layout and cut plumb, seat, and overhang details for common and hipped rafters. Identify roofing membranes and trims. Identify types of roof openings and connections. Identify common, hip, header, jack, and cripple rafters. Identify commonly used roofing products.
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[DOC File]Maine.gov
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Roof Framing. 1. Understand the terms associated with roof framing. 2. Identify the roof framing members used in gable and hip roofs. 3. Identify the methods used to calculate the length of a rafter. 4. Identify the various types of trusses used in roof framing. 5. Use a rafter framing square, speed square, and calculator in laying out a roof. 6.
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[DOC File]Framing Roofs, with Larry Haun
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2. Establish suitable slope of the roof using appropriate framing materials. 3. Calculate proper spacing and lengths of roof rafters . 4. Measure and cut sheathing to ensure that the rafters are on center. 5. Ensure that all parts are perfectly square and plumb 8) Introduction to Concrete, Reinforcing Materials and Forms a. Identify the ...
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[DOC File]December 2006 SPALD Item 1 Attachment 2k - Information ...
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a) Plan a roof system. b) Calculate, layout, cut and erect rafters to build a gable roof. c) Calculate, layout, cut and erect rafters to build a hip roof and/or other type of roofs. d) Cut and install jack rafters. e) Cut and install ceiling joists. f) Install purlins, collar ties, and knee walls. g) Frame roof openings and roof saddles. h ...
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[DOC File]Layout ceiling joists
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-Measure and cut in pairs-Nail 16” O.C.-Be sure not to punch rood up when nailing into the top. Lookouts- From the first inside rafter, through the notches on the rake rafters, these 2x4s attach to the barge rafters. Purlins- braces for over-spanned rafters.-Toenail down off of rafters into purlins, which are overlapped and nailed together.
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Cut material within 1/16" to drawn lines for rafters. Use a tape measure to measure and mark within 1/16" of desired length of rafters. Properly assemble roof parts by nailing off ridge to rafters and toenail rafters to double top plate.
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How to measure and cut roof rafters