1) What are the two main materials used in road pavements? a) Gravel and sand b) Asphalt concrete and Portland cement concrete c) Wood and steel 2) Which pavement type is known for flexibility and quick repair? a) Rigid pavement b) Permeable pavement c) Flexible pavement 3) What is a common disadvantage of rigid pavement? a) Low durability b) Higher initial cost c) High noise level 4) What is "Chip Seal"? a) A concrete slab reinforcement method b) A layer of aggregate over asphalt emulsion for low-traffic roads c) A type of permeable pavement 5) Which defect resembles alligator skin? a) Block cracking b) Alligator c racking c) Rutting 6) What test is used to assess pavement thickness and bearing capacity? a) Crack seal test b) Core test & deflection test c) Emulsion test 7) Which pavement type allows water to drain through to reduce flooding? a) Surface course b) Base and subbase c) Binder layer 8) What layer is crucial for load distribution and drainage? a) Surface course b) Base and subbase c) Binder layer 9) How long is the typical service life of rigid pavement? a) 10 years b) 20 years c) Approximately 40 years 10) Which pavement is preferred for heavy loads like those on motorways and ports? a) Flexible pavement b) Rigid pavement c) Chip seal

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