How to Cut a Simple Common Roof RafterDear Tim: I'm now retired and starting to attack a huge list ofprojects. One of them is building...carter, tim
Align a speed square along this plumb mark and read the pitch along the common rafter scale. Roof Pitch Chart Use this pitch chart to give you an idea how steep a roof is when someone says the pitch of the roof is 4/12 or whatever it is. Tips on Roof Pitches There are several fact...
If you don’t have a roofing calculator, thisroof rafter calculatorwill help you accurately take your measurements. It’s also particularly easy to use, and it’s a good secondary tool to have handy, even if you have a roofing calculator. Once you’ve crunched all your numbers, run them ...
While cutting the rafters use a rafter table, which comes in an instruction manual with the rafter square, to determine the length of the rafter. For a 5/12 rafter, that will be 13, or 13 inches of rafter for every foot of run; with a 12-foot run, that is 13 feet. Mark that sp...
Adding a bird's mouth to a roof raftershould be the last step in the completion of your rafter but is the most difficult to get right. This cut allows the rafter to sit squarely on the top plate and when cut right gives a solid foundation for attaching the rafter to the wall. Step...
The rafter angle square is thicker so the saw cut will be precise. How to Cut Rafters with a Rafter Angle Square Determine the building’s width and length and the rafter span in order to evaluate how many rafters are needed. Then determine the pitch. Divide the rafter’s span by two...
A pitch of 7/12, for example, would mean that the roof rises 7 inches every foot that it extends. Length of each rafter segment (in feet). After determining the previous measurements, you'll need to calculate the length of each individual segment of the trusses–the lumber for the run,...
roof trussesbracingstrappingend restraintuplift restraintstructural adequacystructural stabilitySpecialising in surveys of domestic residential properties and, in particular, clients with large housing stocks such as local authorities, the author's company is finding an increasing number of defects in the ...