24/06/2026
BBS (Bar Bending Schedule)
Bar Bending Schedule (BBS) is a detailed document that provides the complete information of reinforcement steel bars required for a structural element, including bar shape, diameter, length, bending details, quantity, and total weight.
BBS is prepared from structural drawings and is used for: β
Accurate steel quantity estimation
β
Cutting and bending of reinforcement bars
β
Reducing material wastage
β
Cost control and billing
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Easy site ex*****on and quality control
Example:
A BBS contains:
Bar Mark
Diameter (Γ)
Shape Code
Cutting Length
Number of Bars
Total Length
Total Weight
Simple Definition:
"A Bar Bending Schedule (BBS) is a tabular statement showing the details, dimensions, quantity, cutting length, and weight of reinforcement steel used in an RCC structure." ποΈπ
Civil Construction Knowledge #01 BBS = Accurate Estimation + Minimum Wastage + Better Construction Control.