These two chords meet at the truss’s apex. It has two upper chords, with one longer than the other. The gambrel roof truss resembles the appearance of a barn roof. While among the most common types, this truss is considered as less efficient because the stress on the webs of the flat trusses is greater compared to other types. This can be cantilevered at one or both ends.Ī flat truss is not necessarily flat, as it slightly slopes to prevent the pooling of water on the roof and prevents the damaging or collapsing of the entire structure. The flat truss can be designed as bottom or top chord bearing or for multiple and simple spans. Aside from the common wood roof trusses, there are still other types that are built using different materials to effectively support and distribute the load to the walls.
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February 2023
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