Sample Design Of Steel Roof Truss

Steel roof truss design example pdf cross gabled roof.

Sample design of steel roof truss.

Design of truss for 12 meter span as per is 800 1984. A sample design structville 1 0 introduction the most widespread alternative for roof construction in nigeria is the use of trusses of which timber and steel are the primary choice of materials. Ce 331 fall 2000 truss design example 1 8 design a typical steel truss girder to support the roof of the office building shown below. Roof truss analysis 1 6 in this example a parallel chord steel roof truss is analyzed for typical dead and roof live loads.

Design of roof truss should follow the general layout that is prepared first. This type of steel roof truss design example pdf is typically seen in structures with an extra intricate format as an example houses with an affixed garage. Ce 331 fall 2010 example. Main features steel roof truss design example pdf.

The photo below shows a truss girder painted gray supporting the roof of a gymnasium. Beams columns braces plate trusses and fasteners. The truss is made up of howe truss configuration spaced at 3m intervals. Fy 36 ksi purlins are z 7 x 2 5 light gage steel weighing 2 7 lb ft use wt sections for the chords double angles ll for the verticals and single angels l for the diagonals.

It is desired to specify the appropriate angle sections that will safely carry the anticipated loading using eurocode design code specified steel grade s 275. The steel roof truss design example pdf can go up against different style that when nitty gritty right can ooze a cutting edge feel. As this project is located near the sea the wind force is heavier the corrosion of sea water is bigger so this project needs to be maintained at certain time for example. The roof purlin is cold pressing rectangular steel tube the roof cladding is hyk anti corrosion sheet.

The skeletal structure of a roof system 18 0m long and 7 2m wide is as shown in figure below. Span of truss 12 m bay spacing 6 0 m wind speed 33mpers slope of roof 1 in 3 theta 18 44 degree material for construction shs rhs of tata structurayst 310 s w of sheeting 60 n sqmt s w of purlin 58 86 n mt nodal load 60x1 5x6 0 100x6 0 1140n nodal load 60 x 1 5 0 9123 2 x6 0 100x6 0 1035 n nodal load 60 x 0 9123 x 6 0 100x6 0 682 n nodal load 60 x 0 9123 2 x 6 0 100x6 0. Composition 4 ply felt gravel 18 ga metal deck. Buy levitra cross gabled roof go across saddleback roof is a style that contains 2 or even more saddleback roof ridges that converge at an angle many frequently vertical to each other.

After that the external load is to be estimated including the self load of the truss. Structural steel the structural elements that make up the frame that are essential to supporting the design loads e g. There are parallel and triangular and trapezoidal trusses. Pipes made up by anti rust paint repairing destroyed roof panel on time etc.

Different steel roof truss designs are prepared depending upon the shape of the structure. Structural shapes standard steel configurations produced by steel mills such as wide flanges channels angles pipe tubes etc. The design use life of this pipe truss structure is 50 years roofing cladding system use life is no less than 15 years.