19.3.3. LiDAR (Light Detection and Ranging)

Try these first

1. 1.

   What does LiDAR stand for?

   Hint

   Think about the detection part.

2. 2.

   Name one main application of LiDAR in civil engineering.

   Hint

   Which survey helps map out the land’s features?

3. 3.

   What technology does LiDAR utilize to collect data?

   • Radio waves
   • Laser light
   • Infared light

   Hint

   Consider the detection method.

4. 4.

   True or False: LiDAR can be used for road alignment studies.

   • True
   • False

   Hint

   Think about its application in surveying.

5. 5.

   Compare the traditional methods of surveying with LiDAR data collection when conducting a large topographic survey. What are some potential problems faced in traditional methods?

   Hint

   Think about efficiency and potential human error.

6. 6.

   Consider a civil engineering project that requires both road alignment and environmental monitoring. How might LiDAR serve both needs effectively?

   Hint

   Think about the dual capability of data collection.