New sewer lines:
1.) Surveying the layout for the sewer line.
2.) Excavating for line and surveying the trench for the line.
3.) Putting the sewer line together.
4.) Having the sewer line inspected.
5.) Back filling around the sewer line.
6.) Replacing the grass or concrete over the sewer line.

Question:
How long is the average sewer line? Are sewer lines plastic or concrete? Any special requirments in putting in a new sewer line?

Choices:
Average length can be about 500 feet or less.
Newer sewer lines are plastic for longer life span.