Hence, the advantages and disadvantages of the available choices are weighed against each other and then the most appropriate type of truss for a bridge is chosen. So, to answer your question, no single choice of truss is always found strongest or most stable. read more
The most common truss types are Warren truss, Pratt truss and Howe truss. Warren truss contains a series of isosceles triangles or equilateral triangles. To increase the span length of the truss bridge, verticals are added for Warren Truss. read more
Warren Truss. Howe Truss. Pratt Truss. When determining which truss is best for a project, it is generally best to look at the weight of the bridge, the length of the bridge as well as the anticipated traffic. The Howe and Pratt trusses are most stable when they are 250 feet or less. read more