...unless and until there shall first have been obtained from the Commission a certificate that the present or future public convenience and necessity require...and operation, of such additional or extended line of railroad, and no carrier by railroad subject to this Act shall abandon all or any portion of a line...

...unless and until there shall first have been obtained from the Commission a certificate that the present or future public convenience and necessity require...or construction and operation, of such additional extended line of railroad *** Under section 1(22), however, a carrier may construct "spur, industrial,...

...East Fifteenth Street, inclusive, in the city of Los Angeles, Calif. 2. That neither the present nor future public convenience and necessity require or will require the construction or extension by applicants of new or existing main lines of railroad in the city of 60211°— 25— VOL...

...unless and until there shall first have been obtained from the Commission a certificate that the present or future public convenience and necessity require or will require the construction * * * of such additional or extended line of railroad[.j Transportation Act, 1920, § 402, 41 Stat....

...for a certificate under the provisions of section 50a of the Public Utilities Act, that the present or future public convenience and necessity require or will require the construction specified in its petition in Application No. 35, is hereby granted as to all the sections of Solano...

...operating under the firm name and style of Sanguinetti and Ewing, petitioned for an order "that the present or future public convenience and necessity require or will require the construction and service" of an electric transmission line extending from the Arizona side of the Colorado River...

...Fifteenth street, inclusive, in the city of Tx>s Angeles, California. 2. That neither the present nor future public convenience and necessity require or will require the construction or extension by applicants of new or existing main lines of railroad in the city of Los Angeles, California,...

...will be required, the Railroad Commission of the state of California hereby certifies that the present or future public convenience and necessity require or will require the construction, maintenance and operation of a plant and distributing system for furnishing electrical energy by Damon...

...Application of the Smith Telephone Company to Obtain from the Commission a Certificate that the Present or Future Public Convenience and Necessity Require, or Will Require, the Construction of a Telephone Line between Certain Points in Bannock County, Idaho. Case No. F-36. Decided May 16,...

...unless and until there shall first have been obtained from the Commission a certificate that the present or future public convenience and necessity require...and operation, of such additional or extended line of railroad, and no carrier by railroad subject to this Act shall abandon all or any portion of a line...