|
OPS-25
Transportation of Natural and other gas and liquids by Pipeline; Welding Requirements
Publish Date |
Status |
Effective Date
|
Federal Register Citation
|
Mar 5, 1975
|
Final Rule
|
Mar 5, 1975
|
40 FR 10181
(40 FR 10181)
|
Jul 30, 1974
|
NPRM
|
|
39 FR 27589
(39 FR 27589)
|
Apr 22, 1974
|
NPRM
|
|
39 FR 14220
(39 FR 14220)
|
|