Overbuild Roof Framing

This new roof with a higher pitch can be accomplished with premade roof trusses and typical asphalt shingles.

Overbuild roof framing.

Box beam gable framing new gable overhang is framed in the form of a box beam hanging off of a new layer of roof plywood roof sheathing cantilevered over the top of the 3 layers of rigid insulation. Line length is the hyptenuse of the triangle whose. Over frame means just that you over frame another roof on top of another roof. Up from the valley center.

Nail 2 boards onto your walls as top plates. 1 8 pitch is given so 24 x 1 8 equals 3 or unit of rise in inches. The option would to frame it true meaning the joining roofs would share a common connection ie. Replacing a roof can be expensive but if a roof contains only a small slope it s possible to raise the roof pitch of a house by building a roof over the old one.

Use 8 penny nails to attach the first 2 in 4 in 5 1 cm 10 2 cm board to the wall studs. The exposed edges of the 3 layers of rigid insulation are no longer exposed. A third gable roof is joined to a main roof in an overbuild remodeling situation. A third gable roof is joined to a main roof in an overbuild remodeling situation.

Use of rafters trusses and a truss base polyline are demonstrated. When you nail in the second boards offset the seams of the upper and lower layers by at least 24 in 61 cm. Figure 2 2 roof framing terms. Bed the end of each shingle in a 2 in wide ribbon of roofing cement placed 4 in.

10016 chief architect quick tip roof design. 1030 automatic framing exposed rafter tails sub fascia and sheathing. Shingle the addition roof letting the new shingles fold through the valley center and onto the old roof deck by at least 1 ft. Hip or valley rafter.

If the unit of rise in inches is 3 then the cut is the unit of rise and the unit of run 12 inches or 3 12.