What is the approximate percentage of cost of different building materials constituted in total construction cost?

The approximate costs for different materials that are used in construction are given below –

The %age of cement cost should vary from 16 to 17%.

The %age of sand cost should vary from 12 to 14 %

The Aggregates cost %age should vary from 7 to 8%.

The steel cost %age should vary from 24 to 26%.

The cost of Brickwork vary from 4 to 5 %

Cost of Paint should vary from 4 to 5%

Cost of tiles should vary from 7 to 8%

The Plumbing cost ≈ 5.5 %

Cost for Windows ≈ 2.5%

Cost of electrification ≈ 6%

Cost for Doors ≈ 3 to 4%