1.13.2. Ranging of survey lines

Try these first

1. 1.

   What is ranging in surveying?

   Hint

   Consider how surveyors create measurements.

2. 2.

   Name the two types of ranging.

   Hint

   Think about how they differ based on visibility.

3. 3.

   What is direct ranging?

   • A process using eye estimation to establish lines
   • A method using GPS to plot points
   • A technique for mapping underground utilities

   Hint

   Think about visual methods of measuring distances.

4. 4.

   True or False: Indirect ranging is used when two survey points can be seen from each other.

   • True
   • False

   Hint

   Reflect on the conditions when ranging is employed.

5. 5.

   A surveyor needs to measure a straight path through a grove of trees. Give a detailed approach using indirect ranging and highlight how to arrange the rods and communicate positions.

   Hint

   Think of relaying distances and visible points.

6. 6.

   Jonas is conducting direct ranging on an open field. He misaligns a point due to an obstruction. What steps should he take to correct the mistake and ensure accurate measurement?

   Hint

   Consider what tools and steps he would re-engage.