Primary, Secondary & Tie Beam

Primary Beam:

The beams that are connecting columns for transferring loads of a structure directly to the columns are known as primary beams. Usually, primary beams are shear connected or simply supported and they are provided in a regular building structure. The depth of the primary beams is always greater than secondary beams. Primary beam act as a medium between columns and secondary beams.

Secondary Beam:

The beams that are connecting primary beams for transferring loads of a structure to the primary beams are known as primary beams. These beams are provided for supporting and reducing the deflection of beams and slabs.

Tie Beam:

The beams that are connected by two or more rafters in the roof or roof truss for stiffening the whole building structure, known as tie beams.

 

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