The Office of Pipeline Safety (OPS) is considering amendments to the gas pipeline safety regulations set forth in Part 192 to (1) incorporate by reference the 1972 edition of the American Petroleum Institute document API RP5L1, entitled "API Recommended Practice for Railroad Transportation of Line Pipe," and (2) provide that pipe transported by railroad after the effective date of the proposed amendment may not be used under § 192.65 (a) unless it is transported in accordance with the latest referenced edition of API RP5L1. The regulations currently incorporate by reference the 1967 edition of API RP5L1. The proposed amendment would not preclude the use of pipe transported by railroad In accordance with the 1967 edition before the proposed amendment becomes effective.