12.8.2. Environmental Errors

Try these first

1. 1.

   What are the three main atmospheric conditions that can affect Total Station measurements?

   Hint

   Think about the elements in weather reports.

2. 2.

   How does fog affect measuring accuracy?

   Hint

   Consider how fog makes things look different.

3. 3.

   Which atmospheric condition can cause signals to bend?

   • Humidity
   • Temperature
   • Pressure

   Hint

   Think about how heat might distort what we see.

4. 4.

   True or False: Fog only affects measurements made with prisms.

   • True
   • False

   Hint

   Consider what fog does to visibility.

5. 5.

   Consider a scenario where a survey is being conducted under heavy fog and high humidity. Outline a step-by-step plan on how to approach the survey effectively.

   Hint

   Consider what you’d need to know to make informed decisions.

6. 6.

   Analyze how environmental errors would be recorded in a project report and why it’s critical to document these conditions.

   Hint

   Think about how this information helps future surveyors.