What does "blocking" mean in traffic incident management?

In traffic incident management, "blocking" refers specifically to the action of positioning a vehicle to obstruct traffic in lanes or shoulders. This technique is employed primarily for safety reasons, aiming to create a physical barrier that protects responders and bystanders at the scene of an incident. By blocking traffic, responders can minimize the risk of further accidents and ensure that emergency personnel can work more effectively without the impending threat of approaching vehicles.

The practice of blocking is crucial in maintaining a safe working environment during an incident response, as it helps to prevent additional accidents and allows for a clearer pathway for emergency equipment. It also aids in directing traffic away from the scene, thereby facilitating a safer clearance and reducing congestion.

While the other options touch on various aspects of traffic incident management, none accurately capture the specific definition of "blocking." Quick vehicle clearance improves traffic flow, but it doesn’t describe blocking. Traffic cones assist in directing and managing traffic but do not involve obstructing it with a vehicle. Collecting accident information is essential for understanding the incident, but it does not relate to the physical act of blocking traffic. Thus, the emphasis on obstructing traffic lanes or shoulders clarifies the focus on creating a safe environment during a traffic incident response.