what is the weight of 1 meter iron road if its diameter is 20milimeter.
2.when we find the weight of 1meter iron road we help the following formula
dxd162 .what is 162 plz tell me

10 sq m ,25mm thickness 1:2:4 cement and concrete floor how much cement required? Â Â Â 2 , if truck has a capcacity of 8 ton then how many bricks we can put on it ?

I'm preparing to to build a simple house, but i don't know how to calculate how much cement, gravel and sand and hollow blocks i need to prepare. How many pcs of 4" or 6" hollow blocks I need for my planned 3mx6m house? thanks.Â