Road Safety & Traffic Management Flashcards

What is the recommended following distance for passenger vehicles under normal driving conditions?

Answer: 3-second rule

The 3-second rule provides adequate reaction time and braking distance under normal conditions.

Which agency publishes the Manual on Uniform Traffic Control Devices (MUTCD) used as the national standard for road signs and signals?

Answer: Federal Highway Administration (FHWA)

The FHWA publishes the MUTCD, which sets the national standard for all traffic control devices on public roads.

A pedestrian is in a crosswalk when a vehicle's light turns green. The driver should:

Answer: Wait until the pedestrian has completely crossed before proceeding

Drivers must yield to pedestrians already in a crosswalk, regardless of the signal phase.

High-visibility crosswalk markings (ladder or zebra style) are used primarily because they:

Answer: Increase driver yielding rates compared to transverse line markings

Studies show high-visibility markings significantly improve driver yielding behavior compared to standard transverse lines.

When driving in a work zone with no workers present, a driver should:

Answer: Still obey the posted work zone speed limit

Work zone speed limits apply regardless of whether workers are present because hazards such as narrowed lanes still exist.

Which of the following best describes Vision Zero as a road safety policy framework?

Answer: No loss of human life is acceptable and roads should be designed to accommodate human error

Vision Zero is a strategy that accepts human error as inevitable and designs systems to prevent errors from becoming fatal.

What is the purpose of dynamic message signs (DMS) on expressways?

Answer: Provide real-time information about traffic conditions, incidents, and travel times

DMS are electronically changeable signs used to communicate real-time conditions and warnings to drivers.