Stay the enforcement of the requirements of 49 CFR §§ 192.7 and 195.3 to use API Specification 5L "Specification for Line Pipe" (43rd edition and errata, 2004) and API 1104 "Welding of Pipelines and Related Facilities" (19th edition, 1999 including Errata October 31, 2001)
PHMSA uses Advisory Bulletins to inform affected pipeline operators and all Federal and State pipeline safety personnel of matters that have the potential of becoming safety and/or environmental risks.
This website provides information to regulators and pipeline operators on Gas Integrity Mangement including information on PHMSA's inspection and enforcement of the Gas IM Rule. It includes links to guideance on Gas IM protocols and an extensive Gas IM FAQ.
This website provides infromation to regulators and pipeline operators on Hazardous Liquid Integrity Management including information on PHMSA's inspection and enforcement of the HL IM Rule. It includes links to guidance on HL IM protocols and an extensive HL IM FAQ.
The natural gas pipeline industry consists of transmission and distribution companies. These pipeline systems can be simple or complicated. However, all gas pipeline companies are held to the same safety standards.
This manual for operators of small LP gas systems was developed to provide an overview of pipeline compliance responsibilities under the Federal pipeline safety regulations. It is designed for the non-technically trained person who operates a master meter system, a small municipal system, or small independent system.
Alternative Maximum Allowable Operating Pressure (MAOP) FAQs ¿ This section includes a list of Frequently Asked Questions (FAQs) intended to clarify, explain, and promote better understanding of the pipeline alternative maximum allowable operating pressure (MAOP) rules