What is the minimum size of column for 3 storey building?

What is the minimum size of column for 3 storey building?

Column size for 3 storey (G+2) building:- For this general thumb rule, we will assume a structure of G+2(3 storey) residential building, using standard 5″ walls, size of an RCC column should be 12”x 12” (300mm x 300mm) with 6 bars of 12mm Fe500 Steel with m20 grade of concrete and stirrups of T8@6″C/C.

What are the sizes of iron rods for construction?

They come in different sizes, sometimes the structural engineer may recommend the 12mm, 16mm, 20mm, 25mm, 10mm, 8mm, or others depending on the strength of material and other design specifications.

How thick is a column?

Steel columns (lally columns) are typically 3 inches or more in diameter with a wall thickness of about 3/16 of an inch. Standard top and bottom bearing plates are four inches by four inches by 1/4 inch thick.

What is the size of iron rod for 1 storey building?

Iron rod size for 1 storey (G+0) building:- According to general thumb rule, we will assume a structure of G+0 (1 storey or ground floor) residential building,using standard 9″ thick walls,we should use iron rod size of 10mm for footing, 12mm size used for column, 12mm size used for beam and 10mm & 8mm iron rod size used for rcc roof slab casting.

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What are the different types of iron rods available?

Before you have a look at the iron rods prices, let us see the types available. Iron rods comes in different size starting from 1/4 (6MM) to 32MM (40FT) HIGH TENSILE. The building project you are embarking on will actually determine the type of iron rod needed. Consult a building contractor if you have little knowledge about the types of iron rods.

Can a 12mm reinforcement rod be used in a storey building?

Yes, 12mm reinforcements can be used in building a storey building. It can be used in a structural element like slab and it is not advisable to be used for columns and beams. Ya sure .. its based on the design and load imposed to the structure . Not ‘ iron rods ‘ as you call them, but reinforcement steel.

What is the maximum size of a rod in a building?

It depends on the design. ..if the buildings is designed for commercial purposes It is required of the structural engineer to increase the size of the rod to 18 or 20 mm.. to avoid collapse due to live loads…and the beams depth should also be increased, nt less than 30cm and the columns spacing should nt be 5m….for commercial buidings.

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