In: Civil Engineering
Q2. a) Explain the penetration test carried out on bitumen, state its significance and draw the test apparatus.
b). Mention the main factors considered in the choice of construction materials at the design office – is any of them more important than the other?
c). What factors affect the weldability of steel?
d). Consider the iron value chain from material extraction to disposal, at what point according to your assessment is the most energy used? As a design engineer, at what stage do you think is your intervention most important and what role can you play in making iron more sustainable?