Roof Truss Analysis And Design

If you re looking for a complete guide for roof trusses then you ve come to the right place.

Roof truss analysis and design.

To design a truss structure you can draw frame element insert element load horizontal vertical add nodal load horizontal vertical or moment assign support horizontal vertical roller hinge. The photo below shows a truss girder painted gray supporting the roof of a gymnasium. Design of industrial roof truss 1. Total roof load including roofing purlins sagrods and bracings 2 0 1 5 1 0 4 5 psf purlin spacing s p 21 54 truss spacing s t 30 concentrated roof loads on truss joints 4 5 s p s t 1000 2 91 kips.

2d truss analysis is yet another free truss design and analysis software. When it comes to roof trusses you need to consider everything from design to cost to the pros of using trusses instead of stick framing a roof. Concentrated on the truss joints for subsequent analyses. Three truss assemblies l shape t shape and a complex assembly were analyzed.

Roof truss design 1 24 span 2 web with plywood gussets figure 1 figure 1 roof truss 24 span 2 web with plywood gussets detailed information for a 2 web roof truss with a 24 span with plywood gussets. 2 0 load analysis span of roof truss 7 2m spacing of the truss 3 0m nodal spacing of the trusses 1 2m. This system design procedure sdp is being proposed as a tool to analyze and design 3d roof truss assemblies. The truss analysis is being performed by our fea solver which is also used in our structural 3d program.

Such structures are frequently used in long span structures such as truss bridge design and roof trusses. The calculations made are based on splitting the member into 10 smaller elements and calculating the internal forces. Structural design i steel structures prof. Permanent dead loads self weight of long span aluminium roofing sheet 0 55mm gauge thickness 0 019 kn m 2 weight of ceiling adopt 10mm insulation fibre board 0 077 kn m 2 weight of services 0 1 kn m 2 weight of purlin assume ch 150 x 75 x 18 kg m 18 x 3m 1 2 x 3 15.

Sres sanjivani college of engineering kopargaon. Ce 331 fall 2010 example. Practical analysis and design of steel roof trusses to eurocode 3. You can use the links below to navigate throughout the guide.

Calculation of point dead load. Selection of gantry girder design of cross section check for moment capacity buckling resistance bi axial bending deflection at working load and fatigue strength. 6 6a design of gantry girder. Sppu pune page 1 unit no.

6b roof truss. Like other software in this list it also lets you design truss and calculate internal forces and stress along members.