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In England its is 'generally' 400mm (centres) but it depends on the live loads (wind) and dead loads (tiles etc. on the truss).
Consult your local building regulations department or a structural engineer, architect etc.
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How many trusses do you need for a 30wx45lx15h garage?
For a gable end to gable end installation on 16" spacing you would need 34 trusses, 2 of which would be the gables. If your roof-line has hip ends or will be incorporated into an existing structure there will be more trusses.
What is better a roof truss or rafter?
They each have their place, but on the same style roof, trusses would be stronger.
Why do trusses deflect?
Roof trusses are designed to counter the weight imposed on them. If your roof is completed tiled EC. and looks out of shape. I could be. Wrong design/ trusses too wide apart/ roofs 600mm apart tended to sag between/ the load bearing partition under truss higher than external walls. seen this before completely distorted the whole roof.
What is a cantilever overhang trusses?
If you need to ask, you don't need to know !
How much to tansform a flat roof into a slopping roof?
Usually the best way is to simply build a new sloped roof onto the flat roof.
What is the standard spacing of a roof rafter?
Rafters are 16" on center. Trusses are 24" on center. Or 450mm & 600mm australia
How many trusses do you need for a 30wx45lx15h garage?
For a gable end to gable end installation on 16" spacing you would need 34 trusses, 2 of which would be the gables. If your roof-line has hip ends or will be incorporated into an existing structure there will be more trusses.
What is roof construction?
The building of trusses and roof coverings .
Why you need trusses?
Roof trusses are used to support the roof and to make certain that the weight of the roof is distributed equally across the building for maximum support.
What is the standard spacing of a roof rafter 2x6?
Rafters are usually on 2 ft. centers.
If you bought roof trusses do you need delivery?
It is dependent on where you live, but roof trusses are available to purchase and be delivered to your house. Or you could pick up the trusses yourself if you prefer those means.
Is it more expensive to order prefabricated trusses and get a crane or build the trusses on site?
prefabricated trusses and typically less expensive when they are fabricated for repetitive use in housing project with similarly designed roofs. If the roof is a standard Gable this helps in cost reduction. A Hip roof or a roof with numerous offsets with try or coffered ceilings it is more cost effective to stick frame or conventionally frame this roof. (answered by a framing contractor of 33 years)
Can I add roff trusses as an addition to my house?
You can add roof trusses to your new addition unless you are wanting a flat roof on your addition. You can get information at http://ufpi.com/product/rooftrusses/index.htm
A Tip or Securing Roof Trusses?
Roof trusses are essentially the triangular frames that form the top of the house. More than likely, you're familiar with roof trusses and you're interested in a tip on installing and securing your roof trusses. In some cases, it would make sense to use a mechanical pulley system, but in other cases, you may find that it's actually cheaper to just rent a crane for the installation of the roof trusses. Most companies that rent cranes out generally charge by the hour that you need the machinery, so be sure that you have everything you need and lots of support before renting.
What is better a roof truss or rafter?
They each have their place, but on the same style roof, trusses would be stronger.
What is the average labor cost to install metal roof trusses?
60062
How can you find more information about roof trusses?
There are many places one might go to find more information concerning roof trusses. The most reputable source of information might be the local library.
