Roof Truss Analysis And Design

Ce 331 fall 2010 example.

Roof truss analysis and design.

Concentrated on the truss joints for subsequent analyses. 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. Selection of gantry girder design of cross section check for moment capacity buckling resistance bi axial bending deflection at working load and fatigue strength. Sres sanjivani college of engineering kopargaon.

Design of industrial roof truss 1. 6 6a design of gantry girder. 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.

You can use the links below to navigate throughout the guide. Structural design i steel structures prof. 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. Sppu pune page 1 unit no.

Calculation of point dead load. Roof truss analysis 1 6 in this example a parallel chord steel roof truss is analyzed for typical dead and roof live loads. A sample design eurocode 3 ubani obinna uzodimma january 10 2017 27 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. The truss analysis is being performed by our fea solver which is also used in our structural 3d program.

2d truss analysis is yet another free truss design and analysis software. Like other software in this list it also lets you design truss and calculate internal forces and stress along members. The photo below shows a truss girder painted gray supporting the roof of a gymnasium. 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.

This system design procedure sdp is being proposed as a tool to analyze and design 3d roof truss assemblies. Such structures are frequently used in long span structures such as truss bridge design and roof trusses. If you re looking for a complete guide for roof trusses then you ve come to the right place. Practical analysis and design of steel roof trusses to eurocode 3.

6b roof truss. 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.