925.04 PLUMBERS AND SEWER BUILDERS; RESPONSIBILITY FOR WORK; BOND.
   Each plumber or sewer builder shall be held responsible for any injury he may cause to any main or lateral sewer in the prosecution of his work, and shall keep his work in repair for one year, and give bond in the sum of five hundred dollars ($500.00) for the faithful performance of his duties.
   The sewer builder must erect safeguards and maintain danger signals wherever and whenever necessary. He will be liable for all damages to persons and property caused by his acts of negligence.
   The sewer builder will also be held responsible for any subsequent settlement of the ground and pavement, and must, upon notification, make the same as good as before he began his work.