49 C.F.R. § 192.307 Inspection of materials.
Title 49 - Transportation
Each length of pipe and each other component must be visually inspected at the site of installation to ensure that it has not sustained any visually determinable damage that could impair its serviceability.
Title 49: Transportation
PART 192—TRANSPORTATION OF NATURAL AND OTHER GAS BY PIPELINE: MINIMUM FEDERAL SAFETY STANDARDS
Subpart G—General Construction Requirements for Transmission Lines and Mains
§ 192.307 Inspection of materials.
