## Submitted Questions

• #### Steel quantity by thumb rule

How can we get the steel quantity by thumb rule ? I know that it is 1% for slab and 2-3% for RCC column & beams. If I have 10 Cum RCC work for column & beam then how can we get the steel quantity in kgm or Qntl.?

#### Qaisar Abbas

• Apr 21st, 2021

My concern is why we are taking density of steel. I think density of concrete is more relevent. Density of concrete is Density of concrete is 2400 kg/m3 and steel is Density of steel is 7850 kg/m3

#### Akshay kamble

• Oct 18th, 2019

Answers are different According to percentage of steel.
1)If I take 2% of steel,then answer is 1570kg.
2) If I take 2.5%,then answer is 1962kg.
3) If I take 3% ,then answer is 2355kg.

• #### VDF

What is the VDF?

#### P.Natarajan

• Nov 16th, 2017

VDF- Vacuum Dewatered Flooring

#### Amit Kumar

• Mar 11th, 2017

VDF means Vacuum Dewatered Flooring

• #### Required quantity of steel

what is the method of calculate the requirement steel quantity in 1 cum RCC.

#### gkgoyal

• Aug 16th, 2014

For slabs and beams steel should be 80 Kg./Cu.M. and for columns it should be 120 Kg./Cu.M.

#### rajaneesh kumar ojha

• Apr 12th, 2014

M S Tmt bal waight

• #### Required Cement quantity

what is the method of calculation for require Cement qty. in 1 Cum brick work with CSM 1:6.

#### Md. Nesar Uddin, PowerPac, Bangladesh.

• Jan 12th, 2014

We know, for 1 cum brickwork done to need 35% dry cement mortar.
So, Cement Mortar for 1 cum=1 ×0.35=0.35 cum
Given, Ratio is 1:6 = 1+6 = 7
1. Cement= (0.35×1)/7=0.05 cum.
2. Sand= (0.35×6)/7=0.3 cum

#### Md. Nesar Uddin

• Jan 12th, 2014

We know, for 1 cum brickwork done to need 35% dry cement mortar.
So, Cement Mortar for 1 cum=1 ×0.35=0.35 cum
Given, Ratio is 1:6 = 1+6 = 7
1. Cement= (0.35×1)/7=0.05 cum.
2. Sand= (0.35×6)/7=0.3 cum

• #### Trimex Flooring

What is the TRIMEX or TRIMAXE FLOORING?

#### ZAKIR

• Oct 20th, 2011

It is the process done by machinery first we put the concrete in level by Skid vibrator, Second ; remove the excess water from concrete and Third finish the surface by power disc trovel .