Answer / vikash

It is because the bottom reinforcement rebars are not sufficient to withstand the tensile stress. It generally happens in the case of doubly reinforced section. Since the bottom reinforcement are not able to nullify the tensile strength so we provide the top reinforcement in compression zone to withstand the remaining tensile stress.

if a 1 storey building is constructed without columns&beams and having the thickness of walls 12" in which cement&sand mortar is used what is the lifespan of building

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what is shear force 

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explain the advantages of total stasion

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04. a. Slenderness ratio…………… 1 b. If the height of a stage is 15-0 & dia. of the prop is 5, the slenderness ratio is….… 1 c. If the height of a stage is 10-0 & dia of prop is 3, the number of bracing will be…… 1

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what is the difference between two way slab and flat slab? what is the benifits of flat slab?

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) Design a gussetted base for a column section consisting of one sc 250 with two cover plates 300 x 25 mm carrying an axial load of 2500 KN. The S.B.C. of soil is 250 KN/m2 and the permissible bearing pressure on concrete is 4000 KN.

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Hi is it any equation or relationship that describe the stress-strain diagram in concrete deep beam?

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Formula of mid span bar

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what bending moment?

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what are the types of bridges

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what is the proportion of stones and concrete inplum concrete??

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mix design procedure, i.e m15 to m40

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