TECHNICAL STANDARDS AND SPECIFICATIONS INCLUDING SAFETY STANDARDS (T4S) AUDIT

What is T4S?

T4S Means Technical Standards and Specifications including Safety Standards for City or Local Natural Gas Distribution Networks & Natural Gas pipelines. This standard is issued by the Petroleum Natural Gas Regulatory Board for assessment safety & conform the technical requirement of gas installation

Why T4S audit required?

To ensure safety and compliance, the Petroleum and Natural Gas Regulatory Board Act, 2006 mandates T4S audits for all natural gas transportation and city gas distribution entities across India.

G.S.R. 808(E) - These regulations may be called the Petroleum and Natural Gas Regulatory Board (Technical standards and Specifications including Safety Standards for Natural Gas Pipelines) Regulations, 2009

G.S.R. 612(E) - These regulations may be called the Petroleum and Natural Gas Regulatory Board (Technical Standards and Specifications including Safety Standards for City or Local Natural Gas Distribution Networks) Regulations, 2008.

?The scope of a T4S audit covers the assessment of technical requirements and safety standards for city or local natural gas distribution networks and pipelines in India. It's mandated by the Petroleum and Natural Gas Regulatory Board (PNGRB) to ensure pipeline integrity and safety. Here's a breakdown of the T4S audit scope:

?· Materials and equipment used.

· Welding procedures and certifications.

· Piping system components and fabrication methods.

· Piping system components and fabrication methods.

· Non-destructive testing (NDT) records of welding joints????????????????????????????????????????????????

· Hydro testing records as per regulations

· Availability of safety equipment as per regulations

· Supervisory Control and Data Acquisition (SCADA) system functionality

· Health monitoring system for the pipeline network

· Safety measures for pipeline operation and maintenance

· Pipeline layout verification as per regulations

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