WASHINGTON, Oct. 2 -- Pipeline and Hazardous Materials Safety Administration has issued a rule called: Pipeline Safety: Standards Update PPI-TR 3.
The rule was published in the Federal Register on Oct. 2 by Benjamin D. Kochman, Deputy Administrator.
Summary: PHMSA is confirming the effective date for the DFR that appeared in the Federal Registeron July 1, 2025. The DFR amended PHMSA's regulations at 49 CFR part 192 to incorporate by reference the updated industry standard Plastic Pipe Institute (PPI) Technical Report (TR)-3, "Policies and Procedures for Developing Hydrostatic Design Basis (HDB), Hydrostatic Design Stresses (HDS), Pressure Design Basis (PDB), Strength Design Basis (SDB), Minimum Required Strength (MRS) Ratings, and Categor...