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PUBLIC LAW 85-767-AUG. 27, 1958
[72 S T A T.
(b) The Secretary may classify the various types of projects involved in the elimination of hazards of railway-highway crossings, and may set for each such classification a percentage of the costs of construction which shall be deemed to represent the net benefit to the railroad or railroads for the purpose of determining the railroad's share of the cost of construction. The percentage so determined shall in no case exceed 10 per centum. The Secretary shall determine the appropriate classification of each project. (c) Any railroad involved in a project for the elimination of hazards of railway-highway crossings paid for in whole or in part from sums made available for expenditure under this title, or prior Acts, shall be liable to the United States for the net benefit to the railroad determined under the classification of such project made pursuant to subsection (b) of this section. Such liability to the United States may be discharged by direct payment to the State highway department of the State in which the project is located, in which case such payment shall be credited to the cost of the project. Such payment may consist in whole or in part of materials and labor furnished by the railroad in connection with the construction of such project. If any such railroad fails to discharge such liability within a six-month period after completion of the project, it shall be liable to the United States for its share of the cost, and the Secretary shall request the Attorney General to institute proceedings against such railroad for the recovery of the amount for which it is liable under this subsection. The Attorney General is authorized to bring such proceedings on behalf of the United States, in the appropriate district court of the United States, and the United States shall oe entitled in such proceedings to recover such sums as it is considered and adjudged by the court that such railroad is liable for in the premises. Any amounts recovered by the United States under this subsection shall be credited to miscellaneous receipts. §131. Areas ad jacent to the Interstate System (a) To promote the safety, convenience, and enjoyment of public travel and the free flow of interstate commerce and to protect the public investment in the National System of Interstate and Defense Highways, it is declared to be in the public interest to encourage and assist the States to control the use of and to improve areas adjacent to the Interstate System by controlling the erection and maintenance of outdoor advertising signs, displays, and devices adjacent to that system. I t is declared to be a national policy that the erection and maintenance of outdoor advertising signs, displays, or devices within six hundred and sixty feet of the edge of the rightof-way and visible from the main-traveled way of all portions of the Interstate System constructed upon any part of right-of-way, the entire width of which is acquired subsequent to July 1, 1956, should be regulated, consistent with national standards to be prepared and promulgated by the Secretary, which shall include only the following four types of signs, and no signs advertising illegal activities: (1) Directional or other official signs or notices that are required or authorized by law. (2) Signs advertising the sale or lease of the property upon which they are located. (3) Signs erected or maintained pursuant to authorization or permitted under State law, and not inconsistent with the national policy and standards of this section, advertising activities being conducted at a location within twelve miles of the point at which such signs are located. (4) Signs erected or maintained pursuant to authorization in State law and not inconsistent with the national policy and stand-
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