BT1_0313

Passing no. 40 to 200 sieve.

• fine sand

• silt-clay particles

• coarse sand

• gravel

Passing 75mm to no. 10 sieve.

• gravel

• boulder

• coarse sand

• fine sand

Division 3 of Master Format

• Concrete

• Metal

• Masonry

• Wood

Standard concrete mix for beams, girders, slabs, stairs and column.

• Class AA

• Class A

• Class B

• Class C

It is the amount of water used per bag of cement

(a)  

The most important component to determine the strength of concrete mix is

• cement

• sand

• gravel

• water

Test used to determine the strength or hardiness of a concrete

(a)  

Portland cement

• ASTM C-150

• ASTM C-120

• ASTM C-130

• ASTM C-140

Concrete mix for Slab on fill

• 1:2.5:5

• 1:3:6

• 1:2:4

• 1:1.5:3

Determine the workability and consistency of concrete mix

(a)