Framing A Barrel Roof

One way to produce a barrel roof is using a single roof plane that starts out flat zero pitch and covers the entire building.

Framing a barrel roof.

First frame your barrel roof dormer up to the top plates in the conventional way but leave the roof sheathing and framing on the main house intact above the dormer top plates. 2x6 ceiling joists toe nailed into header and plywood bearing plate header spring line roof sheathing infill 2x framing ve. Part 1 applies to domed ceilings and part 2 applies to vaulted ceilings. Barrel vaults usg drywall suspension system these installation instructions are divided into two parts.

5 8 curved plywood plate laid on roof sheathing 2x6 ceiling joists toe nailed to curved header. To begin you first need to create your structure. 3 layers of 1 4 plywood backed by diagonal 2x10s on flat with curved cutou. Plywood glued and screwed together.

Make rafters for the complete arch out of two layers of 3 4 in. Barrel roof dormer framing calculator barrel roof semi major axis of the elliptical valley footprint barrel roof plan view run of the ellipse from the intersection of the barrel roof and main roof. If needed you can use temporary dimensions to. Next select build wall straight exterior wall and in a clockwise fashion draw a completely enclosed rectangular.

Launch home designer pro and start a new plan using the default style template. One way to produce a barrel roof is using a single roof plane that starts out flat zero pitch and covers the entire building.