Steel Beam Flat Roof

Beam supporting flat roof joists.

Steel beam flat roof.

If there is also a beam in the middle of the roof divide the total load by three. For additional stability you can also use steel joists that are built into one or both of the walls. Structures that use steel roof beam construction usually have flat roofs but some smaller structures may have a peaked roof. Most skyscrapers use steel for their roof beam construction.

Loads are calculated in accordance with table 3 1 of as nzs 1170 1 2002. Material specifications colorbeam is made from galvanised high tensile steel complying with as1397 2011 g550 and has a zinc coating of 275g m2. See more ideas about flat roof steel structure steel house. The information contained in this manual demonstrates the use of colorbeam as roof members in home improvement applications such as patios carports awnings and verandahs.

Most larger structures such as skyscrapers use steel for their roof beam construction. 152 x 89 x 16 ub s275. 05425 cold formed steel trusses roof truss spans every trussteel roof truss is a custom design based upon the unique load span bearing use and code criteria of a particular project. You can add your own text diagrams and photos here.

This is set by the roof use you selected in the previous screen and cannot be modified. Project number calcs for date. Live load point load kn. The load span tables shown below demonstrate only a tiny subset of the possible combinations available with trussteel cfs roof trusses.

The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls. If our example roof has only one beam it must carry half of the total load or 4 000 pounds. This will give additional stability to the roof structure. Flat roof with no permanent access and altitude not exceeding 100m 0 75 kn m udl 0 9 kn point load most areas exceeding 100m but not exceeding 200m excluding parts of scotland pennines north east england refer to bs 6399 3 1 kn m udl 0 9 kn point load.

They are also widely used for institutional shade applications such as covered walkways and lunch areas because of their durable low maintenance finish. 7 6 mm mass per metre. Steel can hold significant amounts of weight and it can carry a load across a large area meaning a roof supported by steel beams can be much wider or longer than other types of roofs. Jun 3 2017 explore anthony valentine s board flat roof on pinterest.