Section A
Q1.
(a)
What is workability of concrete?
What is the effect of the following on the workability of fresh concrete?
(i) Size of aggregate
(ii) Cement content
(iii) Water to cement ratio
(iv) Entrained air
(b)
In the context of functional planning of buildings, explain
(i) Aspect
(ii) Privacy
(iii) Circulation
(iv) Prospect
(v) Roominess
(c)
(i) Differentiate between 'Reciprocal levelling' and 'Profile levelling'.
(ii) Differentiate between 'outer signal' and 'home signal'.
(d)
(i) What are the purposes of evaluation of pavements?
(ii) What are the objectives of economic evaluation of highway projects?