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91茄子 2025 Climate Report: Methane and GHG Emissions Performance

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91茄子 2024 Climate Report

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91茄子 2023 Climate Report

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91茄子 Climate Report

The 91茄子 (91茄子) announced today the publication of its inaugural Climate Report, demonstrating 91茄子 members’ commitment to addressing climate change and highlighting companies’ actions to-date. [...] Read More

X70 JIP – Enhanced Girth Weld Performance for Newly Constructed Grade X70 Pipelines

This Joint Industry Project (JIP) was initiated to address several recent pipeline failures that have occurred at girth welds in pipelines that were constructed using API 5L X70 line pipe, and field welded using API 1104 qualified welding [...] Read More

Leak vs. Rupture Thresholds for Material and Construction Anamolies

INTRODUCTION The Pipeline and Hazardous Materials Safety Administration (PHMSA) has recently proposed a “Draft Integrity Verification Process” (IVP), part of which requires hydrostatic testing to establish the maximum allowable [...] Read More

Analysis of Natural Gas Transmission Pipeline Releases and Mitigation Options for Pipeline MAOP Reconfirmation

The objective of this report is to analyze the high-level impact of natural gas transmission pipeline MAOP reconfirmation as outlined in the Pipeline and Hazardous Materials Safety Administration (PHMSA) “Safety of Gas Transmission [...] Read More

CQMS

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Building Confidence in Pipeline Safety

The intent of this white paper is to provide 91茄子 members with a framework of recommendations for the next evolution of integrity management based on the management system elements in ASME B31.8, B31.8S and current regulations. The recommendations [...] Read More

Fatigue Considerations for Natural Gas Transmission Pipelines

One key aspect of any pipeline integrity management and verification program is to identify threats to a pipeline’s integrity. One threat that is receiving more attention in the gas pipeline industry is cyclic pressure induced fatigue. As with [...] Read More

Finding the Facts on Methane Emissions: A Guide to the Literature

The purpose of this report is to show the range and results of methane studies in the public literature. The results and findings in the studies referenced in this report vary significantly. Scientific methods and uncertainty principles need to be [...] Read More

Pipeline Construction

Pipelines safely, responsibly and reliably deliver abundant natural gas to the American consumer and make the U.S. natural gas production boom possible. In order to build a natural gas pipeline across state lines, a company must receive approval [...] Read More

Technical

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Hydrostatic Testing: Just one part of pipeline safety

Hydrostatic pressure testing is just one component of a gas company's pipeline safety program. Public safety is as important to gas providers as consistent and dependable natural gas delivery. A completed hydrostatic pressure testing process is an [...] Read More

Jobs & Economic Benefits of Midstream Infrastructure Development: US Economic Impacts through 2035

Jobs & Economic Benefits of Midstream Infrastructure Development: US Economic Impacts through 2035 Midstream infrastructure – mainline pipelines, laterals, processing plants, gathering lines, compression and storage – is essential to [...] Read More

North American Midstream Infrastructure Through 2035 – A Secure Energy Future Report

This study assesses midstream natural gas infrastructure needs through 2035 and includes an extensive update of natural gas, natural gas liquids (NGL) and oil production trends based on projections of drilling activity, the recoverable resource base [...] Read More