Regulations192.371Regulationcurrent192.371Service Lines: SteelCurrent as of source date Government sourceArkansas Public Service CommissionOfficial agency materialView source 1 passages§ 192.371 Service Lines: Steel Each steel service line to be operated at less than 100 p.s.i. (689 kPa) gage must be constructed of pipe designed for a minimum of 100 p.s.i. (689 kPa) gage.#