Parts Of Roof Construction

A horizontal timber or metal resting at the peak of the roof.

Parts of roof construction.

Parts of a roof decking or sheathing roof edge or eaves edge attic saddle ridge valley underlay membrane eaves membrane underlay membrane drip edge roof vents deflector plumbing vent flashing joint covers shingles. The surface to which the shingles and or panels are applied. The most commonly used types of pitched roof construction are the gable the hip the intersecting and the shed or lean to. The most important item in housing is to have a roof over one s head a roof is a layer which covers the structure from the top.

Rows of shingles or tiles installed horizontally. Other parts of the roof are nailed to this later. A structure composed of walls and a roof surrounding a. The top ends of the rafters often meet at a ridge beam but may butt directly to another rafter to form a pair of rafters called a couple.

It resembles real wood and particularly strong and stable for bearing heavy load. A composite decking made of solid materials. Here s a closer look at several other components of your rooftop system. Roof sheathing or roof decking.

A roof is an important part of all buildings. The construction of a typical roof overhang eave or soffit is shown in our sketch. Flashing if you have vent pipes chimneys or valleys on your roof you need to protect them and seal them against. An example of each is shown in figure 2 1.

Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing. Common parts components of a roof. The soffit is the enclosed portion of the roof that overhangs the house walls at the roof lower edges. Gutter and downspout the key role of a roof is to protect your house from water and to make that.

The main structural parts of a roof are ceiling joists ridge board jack rafter hip rafter common rafters creeper rafters raking plates out riggers and noggings or last rafter overhang. Construction of a rafter roof a simple rafter roof consists of rafters that the rafter foot rest on horizontal wall plates on top of each wall. Using seasoned or dry wood for building the sheathing prevents the wood from buckling or pulling away as the wood dries. Sheathing is a layer used as the base of the roof.

It also prevents the building and inhabitants from the ill effects of the environment. The rafters and trusses are connected to the ridge board for a cohesive framework.