1.16.5. Methods of contouring

Try these first

1. 1.

   What is the direct method of contouring?

   Hint

   Think about how surveyors might accurately collect elevation measurements.

2. 2.

   What do spot levels refer to?

   Hint

   These are crucial for indirect methods.

3. 3.

   What is the primary advantage of the direct method of contouring?

   • It is faster
   • It is more accurate
   • It is easier

   Hint

   Consider what precision means in surveying.

4. 4.

   True or False: The indirect method requires more time than the direct method.

   • True
   • False

   Hint

   Think about the speed advantage to efficiency.

5. 5.

   You are surveying a large area for a new park. Describe a plan for using the indirect method, including how you would select grid points.

   Hint

   Consider the factors affecting grid size, such as the land's flatness or steepness.

6. 6.

   If you are tasked to contour a small hill site using the direct method, explain how you would ensure accuracy in your measurements.

   Hint

   Think about the environment and potential obstacles that could affect your measurement.