"Tape a continuous locator wire along the top of all piping. Mechanically fasten locator wire to valve boxes, meter boxes, fire hydrants, manhole covers and other above grade appurtenances. Install marking tape 18 inches to 24 inches below finished grade above all pipelines."
"... Use #12 AWG solid-copper wire with blue insulation for the utility locator wires.
Use 2 inch plastic marking tape colored blue with 'Caution Water Line' or similar wording, permanently printed at 36 inch centers. ..."
"Use #12 AWG solid-copper wire with green insulation for the utility locator wires.
Use 2 inch plastic marking tape colored green with “Caution Sewer Line,” or similar wording, permanently printed at 36 inch centers"
Call: 811 (Local) or 800-632-4949
Click: https://nc811.org/
