(a) One of the recommended ratios of mixing ingredients for making concrete blocks is 1 : 3 : 4. Name the ingredients represented by the numbers...

      

(a) One of the recommended ratios of mixing ingredients for making concrete blocks
is 1 : 3 : 4. Name the ingredients represented by the numbers 1, 3 and 4 in the mixture.
(b) If stronger concrete blocks were to be made, name the ingradients that would be
increased.
(c ) State three properties of concrete that make it suitable for constructing farm buildings.
(d) In addition to concrete, name three other materials that would be required to construct
the floor of a milking shed.

  

Answers


Kavungya
(a) 1 – Cement
3 – Sand
4 – Aggregate / ballast / gravel
(b) Cement
(c ) - It is durable
- It is easy to clean
- It is fire proof
- It can be moulded to various shapes.
(d) Murram / quarry dust
Weldmesh / wiremesh
Stones / hard core
Kavungya answered the question on April 1, 2019 at 07:14


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