49 C.F.R. § 192.369 Service lines: Connections to cast iron or ductile iron mains.
Title 49 - Transportation
(a) Each service line connected to a cast iron or ductile iron main must be connected by a mechanical clamp, by drilling and tapping the main, or by another method meeting the requirements of §192.273. (b) If a threaded tap is being inserted, the requirements of §192.151 (b) and (c) must also be met.
Title 49: Transportation
PART 192—TRANSPORTATION OF NATURAL AND OTHER GAS BY PIPELINE: MINIMUM FEDERAL SAFETY STANDARDS
Subpart H—Customer Meters, Service Regulators, and Service Lines
§ 192.369 Service lines: Connections to cast iron or ductile iron mains.
