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This notice proposes to revise the standard governing isolated corrosion pitting on interstate hazardous liquid pipelines by replacing it with a standard similar to the one governing localized corrosion pitting on gas transmission lines. The current standard is too restrictive because it does...
These amendments change the pipeline construction requirements of Parts 192 and 195 by modifying the present regulations on the repair or removal of defective girth welds utilizing performance standards for weldrepair. The revised requirements permit the more cost effective repair of a weld...
Rigid standards were proposed for the control of the odorant injection rate required for natural gas along with a increased frequency of inspection of each odorizer and a maximum interval between the dates of the sampling of the-gas in the odorized piping systems to assure the presence of...
The existing Federal safety standards for pipelines transporting hazardous liquids apply to pipelines operating in interstate or foreign commerce. This notice proposes to extend the applicability of these standards to include pipelines transporting hazardous liquids that affect interstate...
This amendment changes the present requirements and reduces the burden for the reporting of gas pipeline leaks by operators of gas distribution and transmission systems and by operators of gas gathering systems in nonrural areas. It revokes certain of the present regulations for gas...
This rule revises existing requirements for design of components to allow designs based upon a pressure rating which is established by the manufacturer as a result of pressure testing. The current rule, which requires that components be designed on the basis of unit stresses, is technically...
MTB proposes to incorporate by reference Section IX of the American Society of Mechanical Engineers Boiler and Pressure Vessel Code (ASME Code), 1977 Edition, for welder qualification into Part 195 in addition to the presently required API Standard 1104 (API 11104). Allowing the use of the...