MOT Incident Management & Response 2

Question 1

When an incident occurs within a work zone, what is the FIRST action the MOT supervisor should take?

Accepted Answer

Secure the scene and protect responders from traffic

Answer

Securing the scene and protecting responders from moving traffic is always the first priority to prevent secondary crashes.

Question 2

Which agency typically serves as the Incident Commander during a major highway incident involving hazardous materials?

Accepted Answer

Fire department

Answer

The fire department typically assumes Incident Command for hazardous materials incidents due to their specialized training and equipment.

Question 3

A 'secondary crash' in incident management refers to:

Accepted Answer

A crash that occurs as a direct result of traffic backed up from the primary incident

Answer

Secondary crashes occur in traffic queues that form behind the primary incident, often due to reduced visibility or abrupt stops.

Question 4

What does 'clearance time' mean in the context of incident management?

Accepted Answer

Time elapsed from incident detection until all lanes are open to traffic

Answer

Clearance time measures how quickly responders restore normal traffic flow from the moment the incident is detected.

Question 5

When establishing a Temporary Traffic Control (TTC) zone around a crash scene, the upstream taper should be placed:

Accepted Answer

Far enough upstream to allow drivers time to merge safely before the blockage

Answer

Placing the upstream taper well in advance gives drivers sufficient reaction distance to merge before reaching the blocked area.

(MOT) Maintenance of Traffic Certification Practice Test