Stockpiled materials play a key role in achieving suitable quality outcomes in road construction projects. Materials in stockpiles need to be carefully managed including: Question 14Select one: A. Keeping vegetative matter far from the material as it is common practice for the piles to remain undisturbed until required and vegetation can grow or accumulate in them over time. B. Ensuring cross-mixed materials are properly layered with the use of loaders and then worked through with the use of dozers. C. Locating the piles in well-drained, easily accessible, flat terrain