Girders are trusses specially designed to carry extra loads that are a result of the structural framing members they support.
Roof truss girder.
Scissors provides a cathedral or vaulted ceiling.
The top chord is always in compression and the bottom chord is always in tension.
Hip girder truss a pitch truss with a truncated or flat apex so that it can support more load.
They have a top chord and a bottom chord separated by diagonal webs and vertical webs.
A truss is essentially a triangulated system of straight interconnected structural elements.
Using these structures in roof design eliminates the need for a load bearing wall below resulting in open floor plans.
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Truss and girder options include straight pitched rolled and curved.
A girder truss is designed to support other secondary roof supports.
Long span curved roof trusses.
Creates roof plane by scotching over main trusses.
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What is a girder truss.
Component to create gable end verge.
Also in pairs with their high ends abutting on extremely long spans with a support underneath the high end.
Mono used where the roof is required to slope only in one direction.
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Girder trusses have a long straight design.
Sometimes a single ply girder truss is insufficient to carry the entire load so the truss designer designs a multiple ply girder.
Common truss configurations for the most widely designed roof shapes.
The most common use of trusses is in buildings where support to roofs the floors and internal loading such as services and suspended ceilings are readily provided.
These loads can be other trusses that attach by sitting on top of the girder or they may attach to the side of the girder using truss hangers.
Girder truss that supports hip end trusses such as hips and jacks trusses.
Hip roofs are more stable than gable roofs and more resistant to strong winds and hurricane.
Girder truss that creates dutch hip style roof by supporting hips and jacks trusses.
Buildings constructed in l or t shapes use girder truss systems where the roof changes direction.
Girders may also be designed to accommodate special applications or designs.