What are the guidelines for using cones in work zones?

Answer: B — Cones should be placed at intervals that clearly delineate the work area

The guidelines for using cones in work zones emphasize the importance of clear and effective traffic control to ensure safety for both workers and motorists. Placing cones at intervals that clearly delineate the work area is crucial because it helps to communicate to drivers the exact boundaries of the work zone. This visibility reduces confusion and helps in guiding vehicles safely around the work area, minimizing the risk of accidents. Proper placement of cones assists in channeling traffic and alerting drivers to upcoming changes in the roadway. By following this guideline, the risk of misunderstanding or misjudgment by drivers is significantly lowered, allowing for a safer environment. The clear delineation also helps in maintaining a structured and organized workflow, ensuring that both pedestrians and vehicles navigate the work zone as smoothly as possible.