(A) All piping connected with the municipal water system and used in private plumbing must be standard galvanized, wrought iron pipe, or equivalent, and all workmanship and piping shall be of sufficient performance standard to contain a water pressure of 150 pounds per square inch.
(B) All service pipes shall be laid in trenches four feet or more deep. All backfill operations shall be as directed by the City Superintendent.
(Prior Code, § 3-106)