Framing Edge Of Roof
It is the strongest type of roof because it is braced by four hip rafters.
Framing edge of roof. The framing style of the roof refers to the actual components of each roofing truss and the design of the structural foundation of that roof. You then have rafters running down from this ridge board and resting on the top wall plates. Sometimes the rafter will have a tail and extend out past the wall so that you have a soffit or overhang. A stick framed roof uses 2x4 s or 2x6 s or whatever you are framing with but has a ridge board running down the middle ridge line.
Some of these can support the roof and prevent ridge sagging and wall spreading. Install the drip edge as normal. In most cases the walls have also been sheathed to increase their strength and stiffness. Add the length of the overhang beyond this mark and.
Then bend in the. Position the square at the end of the rafter board with the tongue on your left and facing away from you. Measure form the top of this line down the board to determine the line length or length of the rafter less the ridge. Roof framing begins after the house walls have been framed.
Cut the entire drip edge by your second mark so that it only hangs past the edge by an inch. Nominal 2 lumber is generally used for roof framing but i joists are increasingly common see chapter 13 engineered wood. For our 4 x8 lean to example using a 2 4 rafter the depth of the birdsmouth is limited by the 1 3 depth of the rafter rule. It is the form most commonly used by the navy.
A 2 4 wall with a 2 6 rafter can be notched for a 4 seat. When you reach a corner where an eave and rake edge meet you need to make a cut to ensure a proper fit. Framing can be in the way. For example when you nail on the double top plate keep the nails located over the studs.
Hip the hip roof has four sloping sides. It is simple in design economical to construct and can be used on any type of structure. This tip leaves the area between the studs free for the electrician or plumber to drill holes without hitting your nails. This article describes and illustrates the different types of support that prevents roof sagging and wall bulging at buildings including definitions of collar ties rafter ties and structural ridge beams.
With practice you can make square cuts by aligning the front edge of the saw s base with the far edge of the board. Use a framing square to help lay out the notch based on the slope of the roof. Partially these will depend on the style of roof you ve selected but you ll also have some wiggle room depending on the design elements of the house.