T/CASEI 067-2025 Station pressure pipeline risk assessment method
T/CASEI 067-2025 Station pressure pipeline risk assessment method
Basic Information
Scope
This document specifies the procedures, principles, and methods for risk assessment of pressure pipelines in station yards, including general requirements, risk assessment process, data collection and review, assessment unit division, failure probability analysis, failure consequence analysis, risk level division, inspection and testing, risk reduction measures, risk reassessment, and report preparation. This document applies to risk assessment of pressure pipelines in in-service pipeline stations designed according to standards such as GB/T 34275, GB 50251, GB 50253, GB 50028, and GB/T 20801, including gas transmission pipelines, oil transmission pipelines, urban gas transmission and storage, etc. The pipelines in gathering and transportation stations can also refer to this document for implementation. This document does not apply to risk assessment of liquefied natural gas (LNG) receiving stations.