35.5. Highway Capacity

Try these first

1. 1.

   What is highway capacity?

   Hint

   Consider what affects vehicle movement.

2. 2.

   What are traffic conditions?

   Hint

   Think about what vehicles are on the road.

3. 3.

   What is highway capacity primarily affected by?

   • Roadway signs
   • Traffic conditions
   • Weather conditions

   Hint

   Focus on what types of vehicles are present.

4. 4.

   True or False: Highway capacity is always maximum capacity ever recorded.

   • True
   • False

   Hint

   Consider how traffic can vary from day to day.

5. 5.

   Given a traffic volume of 2000 vehicles during peak times and a lane width that allows for 25 vehicles per minute, calculate the required number of lanes to accommodate the traffic volume.

   Hint

   Think about how to tackle the division of total volume by flow.

6. 6.

   Describe how you would implement changes in roadway design to improve capacity in a suburban area prone to traffic jams during rush hour.

   Hint

   Focus on enhancing road and signal characteristics.