III. c. ii. a. Adding a column to an attribute table
             Estimated time:
             1 minutes
We now have a layer that contains only the area of the easement which crosses private property. In order to evaluate the cost of crossing the property, we must calculate the area of these intersected portions. But first, we need to create a space to put the calculated value into

In this exercise, you will:
  • Explore attribute table options
  • Add a column to an attribute table


                                                   Start VideoDemo
Text Version:
    1. Open the attribute table: Right click on the intersection layer and select “Open Attribute Table”

    2. Select the Options tab

    3. Select Add Field

    4. Type in the appropriate header (Area) in the box labeled “Name”

    5. Select “Double” in the box labeled “Type”

    6. Select OK