Roadway Vertical Alignment Quiz
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Questions and Answers

What could help improve visibility at a T-intersection if the vegetation cannot be trimmed?

  • Removing all road signs
  • Strategically placed chevron signs (correct)
  • Installing speed bumps
  • Widening the intersection
  • In the context of road safety design, what should the centerline markings be at poorly visible intersections?

  • Solid lines
  • Barrier lines (correct)
  • Broken lines
  • No centerline markings
  • What can poor vertical alignment through an intersection lead to?

  • Enhanced visibility
  • Obscuring the layout of the intersection (correct)
  • Reduced driver confusion
  • Increased road capacity
  • What is an effective measure to prevent poor driver behavior like corner cutting at intersections?

    <p>Installing centerline and edge-line markings</p> Signup and view all the answers

    What could be considered at an intersection with a poor accident record to give a clear indication of alignment?

    <p>Splitter island</p> Signup and view all the answers

    In what type of location would a small radius roundabout be beneficial?

    <p>An intersection with poor accident records</p> Signup and view all the answers

    What is the recommended minimum distance for angle parking on the approach side of a signalized intersection?

    <p>As many vehicles as can cross the stop line in one phase</p> Signup and view all the answers

    Why is it desirable to prohibit parking on the approach side of a signalized intersection?

    <p>To store as many vehicles as can cross the stop line in one phase</p> Signup and view all the answers

    Which type of parking is considered to present a greater hazard than parallel parking?

    <p>Angle parking</p> Signup and view all the answers

    What provision is recommended for angle parking on expressways?

    <p>No provision except for off-road roadside stopping areas</p> Signup and view all the answers

    What is the preferable way to protect marked parking bays and maneuvering areas on provincial roads?

    <p>Building a physical separation with an outer separator</p> Signup and view all the answers

    In what case might the maneuvering of vehicles for parking encroach into through traffic lanes?

    <p>On municipal/city roads</p> Signup and view all the answers

    Why should residential roads longer than 100 to 200 meters have meandering paths and tight horizontal curves or roundabouts at local road intersections?

    <p>To discourage drivers from using the roads as shortcuts</p> Signup and view all the answers

    What is one of the key recommendations to provide a safe environment for vehicles and pedestrians in residential areas?

    <p>Segregating pedestrians wherever possible</p> Signup and view all the answers

    How should parking be managed in residential areas to ensure the safety of children playing?

    <p>Parking should be convenient but ample and located away from play areas</p> Signup and view all the answers

    What impact does the overall geometry, surface texture, and threshold treatment have on drivers entering a residential area?

    <p>Raises awareness about pedestrians and their priority</p> Signup and view all the answers

    Why should existing grid networks with crossroads be modified by closures or restrictions in residential areas?

    <p>To minimize traffic on internal roads</p> Signup and view all the answers

    What action should be taken regarding overnight parking of lorries, especially those with hazardous loads, in residential areas?

    <p>Actively discourage overnight parking, especially of lorries with hazardous loads</p> Signup and view all the answers

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