Given: A portion of a contract requires the installation 200` lineal feet of ductile iron water main. The water main will raise 1` in elevation from one end to the other. What lazer grade setting is used to mai ntain a uniform pipe grade throughout the length of the main?

Given: A portion of a contract requires the installation 200` lineal feet of ductile iron water main. The water main will raise 1` in elevation from one end to the other. What lazer grade setting is used to mai ntain a uniform pipe grade throughout the length of the main?