13. Give THREE possible reasons why ride-on rollers should not stray off the designated travel routes.
13. Give THREE possible reasons why ride-on rollers should not stray off the designated travel routes.
14. If setting up to work in a pedestrianised area, state THREE factors that need to be taken into account.
14. If setting up to work in a pedestrianised area, state THREE factors that need to be taken into account.
16. Before starting work, name FIVE checks that should be made to the compacting area.
16. Before starting work, name FIVE checks that should be made to the compacting area.
17. When working in a confined area or space with the roller, name THREE hazards that can occur.
17. When working in a confined area or space with the roller, name THREE hazards that can occur.
18. What are the TWO aims of compaction?
18. What are the TWO aims of compaction?
22. Name FOUR factors that determine the number of rolling passes.
22. Name FOUR factors that determine the number of rolling passes.
25. When parking the machine at the end of the shift, name THREE places where the ride-on roller should NOT be parked.
25. When parking the machine at the end of the shift, name THREE places where the ride-on roller should NOT be parked.