How do I figure out how much concrete I need for my roof?

Cement required for 100 sq ft roof slab 4 inch thick Wet volume of concrete is equal to 100 sq ft × 0.334 ft = 33.4 cu ft. For converting wet volume of concrete into dry volume of concrete we will multiply 1.54 into wet volume of concrete.

What is the thickness of RCC roof?

RCC roof slab thickness is considered generally 150mm (6 inches) for residential buildings and commercial buildings with reinforcement details as per design.

How much sand and cement do I need for a slab?

Paving slabs are bedded in a mortar mix with four parts sharp sand to one part cement. Measure your quantities using a shovel or a bucket – for example, four buckets of sand for every one bucket of cement.

How much cement do I need for 1 cubic meter concrete?

Example calculation Estimate the quantity of cement, sand and stone aggregate required for 1 cubic meter of 1:2:4 concrete mix. Ans. Materials required are 7 nos. of 50 kg bag of cement, 0.42 m 3 of sand and 0.83 m 3 of stone aggregate.

What is the ratio of cement sand and aggregate in roofing?

2) cement sand and aggregate ratio for different grade of concrete which are used in roof casting process. Ratio of cement sand and aggregate in M20 grade of concrete is 1:1.5:3 in which 1 part is cement, 1.5 part is sand and 3 part is aggregate.

What is the quantity of material required to build a concrete slab?

Assume Grade of concrete is M20 (1:1.5:3) For M20 grade (1:1.5:3) as per mix design the quantity of material required is Cement = 400kg/m3, Total Cement required for that concrete is = 400*12.8 = 5120Kg = 5120/50 = 103Bags So Steel required for the above area is = 70*12.8 = 896 kg.

How many bags of cement required to build a 1500 SFT building?

So it is not fixed that how much number of bags of cement, sand, stone chips and steel is required to complete a 1500 sft G+1 building.