Cut Roofs
- A 'cut roof' - this is the traditional method of cutting the timber on site and building up the roof using rafters, ridge boards, joists and purlins etc - the exact details being determined by the size of roof, size of timbers etc.
- A 'truss roof' - using factory made trusses which are delivered to site complete and just erected.
What is the difference between a cut roof and truss roof?
A 'cut roof' - this is the traditional method of cutting the timber on site and building up the roof using rafters, ridge boards, joists and purlins etc - the exact details being determined by the size of roof, size of timbers etc. A 'truss roof' - using factory made trusses which are delivered to site complete and just erected.
What is a cut roof?
A cut roof. In simple terms this type of roof consists of rafters and joists. The joists prevent the outward spread of the rafters/walls, and conveniently give support for the ceiling below.
What are the different methods of roof construction?
There are two basic methods of pitched roof construction; A 'cut roof' - this is the traditional method of cutting the timber on site and building up the roof using rafters, ridge boards, joists and purlins etc - the exact details being determined by the size of roof, size of timbers etc.
What is a'cut roof'?
A 'cut roof' - this is the traditional method of cutting the timber on site and building up the roof using rafters, ridge boards, joists and purlins etc - the exact details being determined by the size of roof, size of timbers etc.
What is a cut roof?
Where are rafters nailed?
Can you cut a timber roof?
Can trusses be cut?
Whats the difference between a cut roof and a truss roof?
Trussed Rafters may have a lower impact on the environment as they are manufactured off-site to reduce the amount of waste created whereas a cut roof, by its very nature, is hand built on site creating waste which will need to be removed when the project is completed.
What is a traditional roof?
1900s. A typical roof comprised a series of sloping timbers known as rafters fixed, at the top to a ridge board, and at the bottom to a wall plate. Ceiling joists supported the ceiling and acted as a tie to the rafters - to stop the rafter feet from spreading.
What's a cut roof?
A 'cut roof' - this is the traditional method of cutting the timber on site and building up the roof using rafters, ridge boards, joists and purlins etc - the exact details being determined by the size of roof, size of timbers etc.
What are the components of a cut roof?
This type of roof consists of rafters and joists. The joists prevent the outward spread of the rafters/walls, and conveniently give support for the ceiling below.
What is a traditional roof made of?
It supplies and installs slate, clay, metal, and ornamental metal, wood, and even synthetic and natural thatch that's made from vegetation such as palm fronds or straw.
Does a cut roof need purlins?
A 'cut roof' will be constructed using timbers that are cut on site and built up using rafters, ridge boards, joists, collars and purlins.
What is the cheapest style roof to build?
The cheapest roof design is a roof with just hips, which are the sloping part, while the gable is the triangular bit on the end of the roof. A lot of subdivisions require a roof with hips and gables (rather than just a hip roof) so that is the most common form of roof construction.
Which is better trusses or rafters?
If you plan on increasing the amount of room or storage space in your attic, rafters are the right choice. If you're looking to keep your attic the way it is and want stronger support and quicker roof construction, we recommend installing roof trusses.
Is a truss roof cheaper?
On the majority of buildings, roof trusses will be the more affordable option.
What is the wood called that holds up the roof?
rafters is the fact that trusses are prefabricated wooden structures while rafters are usually built on-site. For trusses, the triangular webbing of structural pieces not only provide support for the roof, but they also tie the outside walls of the home together.
What is the wood under the roof called?
Sheathing The sheathing is the layer of flat wooden boards that attach to your home's rafters or trusses. The most common materials used for sheathing are plywood and oriented strand board (OSB).
What is cheaper trusses or rafters?
Trusses Are Often More Affordable Because they are prefabricated, their initial costs seem high. However, it's important to remember that rafters require more installation time and labor, which tacks hefty fees to the overall construction price.
What were roofs made of in 1950s?
However, in the late 1950s and 1960s, a material called mineral felt – a bituminous felt roofing sheet – became popular since it was lightweight and affordable.
What were roofs made of in the 1920s?
Asphalt Shingle Roofs During the 1920's the price of cotton rags were raised, and the base material for asphalt shingles at the time being felt, manufacturers began using other organic materials. By 1939, 11 million squares of shingles were being produced.
What is the top of a house roof called?
Roof RidgeRoof Ridge: The roof ridge, or ridge of a roof is the horizontal line running the length of the roof where the two roof planes meet. This intersection creates the highest point on a roof, sometimes referred to as the peak.
What were colonial roofs made of?
Clay, Skate, and Wood The earliest types of roofing found in the colonies were clay tile, wood, and slate.
What is a cut roof?
A 'cut roof' - this is the traditional method of cutting the timber on site and building up the roof using rafters, ridge boards, joists and purlins etc - the exact details being determined by the size of roof, size of timbers etc.
Where are rafters nailed?
Rafters are nailed to a wall plate at the top of each supporting walls, these are normally 100x75mm (4x3 inches) timber embedded on cement mortar on top of the inner skin of a cavity wall, or the inner part of a solid wall. The wall plate timbers along the top of each wall should be joined with a half lap joint where they meet.
Can you cut a timber roof?
No part of a timber roof should ever be cut, modified, remove or the covering of the roof changed (i.e. replacing a slate roof covering by a concrete tile covering) without consulting a structural engineer.
Can trusses be cut?
As each truss is designed to form part of the complete roof structure, they should never be cut, modified or their use changed (i.e. replacing a slate roof covering by a concrete tile covering) without consulting a structural engineer.
What is a cut roof?
A 'cut roof' - this is the traditional method of cutting the timber on site and building up the roof using rafters, ridge boards, joists and purlins etc - the exact details being determined by the size of roof, size of timbers etc.
Where are rafters nailed?
Rafters are nailed to a wall plate at the top of each supporting walls, these are normally 100x75mm (4x3 inches) timber embedded on cement mortar on top of the inner skin of a cavity wall, or the inner part of a solid wall. The wall plate timbers along the top of each wall should be joined with a half lap joint where they meet.
Can you cut a timber roof?
No part of a timber roof should ever be cut, modified, remove or the covering of the roof changed (i.e. replacing a slate roof covering by a concrete tile covering) without consulting a structural engineer.
Can trusses be cut?
As each truss is designed to form part of the complete roof structure, they should never be cut, modified or their use changed (i.e. replacing a slate roof covering by a concrete tile covering) without consulting a structural engineer.
