While this article focuses on configurations we also have a very cool set of illustrations showcasing the different parts anatomy of roof trusses.
2 way truss roof.
Just as there are many types of roofs with many roof parts there are many different types of roof trusses this extensive article explains through a series of custom truss diagrams the different truss configurations you can use for various roofs.
Up to 40 open framing for plumbing.
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Valley sets are used to form the ridge line and framing between the main and secondary roof structure and can be common dual pitch or mono shaped in their design.
As you go make sure that you allow the appropriate overhang for the gable on each side.
At the peak common trusses are used to complete the run.
There will be step down trusses from the girder truss to the peak.
The roof truss will have a horizontal lower chord and 2 angled upper chords that follow the roof line.
These chords will be connected by web members which will be oriented to form triangles.
Do one at a time and secure them into place.
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Custom trusses up to 100 span.
Your design should call for the same size lumber for each member.