a) Explain why a highway eng.neer must endeavor to understand the effects of the following; i) Construction materials [4
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a) Explain why a highway eng.neer must endeavor to understand the effects of the following; i) Construction materials [4
a) Explain why a highway eng.neer must endeavor to understand the effects of the following; i) Construction materials [4] ii) Climatic conditions [3] iii) Traffic [3] b) Explain each of the following tests and their importance in road construction; 1) ii) Aggregate tests (Toughness and durability) [3] Bitumen tests (Viscosity and solubility) [3] UCS and CBR [4] 11;)
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