(4) That the rates and services of interstate carriers shall continue to be regulated by the Interstate Commerce Commission; that the commission shall be enlarged by the addition of two new members, making eleven in all; and that the commission shall have authority: (a) to make inquiry continuously concerning the transportation facilities and services of the whole country, and when and how they should be improved; the state of the credit of all common carriers; and the new capital which the public interest may require any carrier to secure; (b) to permit the consolidation of two or more carriers provided that such consolidation is in harmony with a comprehensive plan (previously adopted by the commission) for consolidating all of the railroads of the country in a limited number of strong competing systems, and also provided that, in the opinion of the commission, the proposed consolidation is in the public interest; (c) to fix interstate rates that shall be just, reasonable, and adequate; (d) to determine the valuation of railroad property; (e) to prescribe a uniform accounting system for all carriers; (f) to exercise exclusive jurisdiction over capital expenditures and the issuance of securities by carriers; (g) to prohibit the extension of present lines or the construction or acquisition of new lines by any carrier until it has obtained from the commission a certificate of public necessity and convenience; (h) to require the construction of docks and rail connections between rail and water carriers; (i) to provide when necessary for the redistribution of traffic and for joint use of terminals; (j) to exercise jurisdiction over the use, control, and supply as well as the movement, distribution, and interchange of locomotives and cars and also over the supply, movement, and operation of trains; and (k) to order a carrier to install automatic train-stop or train-control devices. (5) That the wages and working conditions of railroad employees shall be regulated by a Railroad Labor Board composed of three representatives of the carriers, three representatives of the employees, and three representatives of the public; and that disputes between the carriers and their employees in regard to rules or working conditions may be referred to railroad boards of labor adjustment--local, regional, or national--voluntarily organized between the roads and their employees, or if such boards are not voluntarily formed, such disputes shall be decided by the Railroad Labor Board.