Shapes and uses differentiate the types of trusses. Normally, not every construction and not every plan is the same. So, depending on the size, depending on the type and depending on the needs, you should pick the adequate truss. First of all, you should know that there are several types according to the characteristics (simple, planar and space frame trusses). Afterwards, there are more types of the trusses like the warren truss, king post truss, pratt truss, bowstring truss and etc. Also, you should beforehand make all the statistics and the analysis of the truss, the plan and the construction site.