Lumpsum quantity of steel in residential as well as a commercial building:
Here I will tell you the meaning of lumpsum in a simple way, have a look;
Meaning Of Lumpsum:
The lump-sum is simply a single payment of money which is opposed to a series of payments made over time such as an annuity.
The quantity of steel is different in different structural elements because the load taken by different elements are different.
- Slab or lintel – 0.7 to 1% (55 to 78.5 kg per metre)
- Columns – 0.8 to 6% (62.8 to 471 kg per metre cube)
I hope so your doubt is clear.