REVISION OF AUTHORIZATION OF APPROPRIATIONS FOR INTERSTATE SYSTEM.

Sec. 103. REVISION OF AUTHORIZATION OF APPROPRIATIONS FOR INTERSTATE SYSTEM. Subsection (b) of section 108 of the Federal-Aid Highway Act of 1956, as amended, is amended to read as follows: “(b) Authorization of Appropriations.—For the purpose of expediting the construction, reconstruction, or improvement, inclusive of necessary bridges and tunnels, of the Interstate System, including extensions thereof through urban areas, designated in accordance with the provisions of subsection (d) of section 103 of title 23, United States Code, there is hereby authorized to be appropriated the additional sum of $1,000,000,000 for the fiscal year ending June 30, 1957, which sum shall be in addition to the authorization heretofore made for that year, the additional sum of $1,700,000,000 for the fiscal year ending June 30, 1958, the additional sum of $2,200,000,000 for the fiscal year ending June 30, 1959, the additional sum of $2,500,000,000 for the fiscal year ending June 30, 1960, the additional sum of $1,800,000,000 for the fiscal year ending June 30, 1961, the additional sum of $2,200,000,000 for the fiscal year ending June 30, 1962, the additional sum of $2,400,000,000 for the fiscal year ending June 30, 1963, the additional sum of $2,600,000,000 for the fiscal year ending June 30, 1964, the additional sum of $2,700,000,000 for the fiscal year ending June 30, 1965, the additional sum of $2,800,000,000 for the fiscal year ending June 30, 1966, the additional sum of $2,900,000,000 for the fiscal year ending June 30, 1967, the additional sum of $3,000,000,000 for the fiscal year ending June 30, 1968, the additional sum of $3,000,000,000 for the fiscal year ending June 30, 1969, the additional sum of $3,000,000,000 for the fiscal year ending June 30, 1970, and the additional sum of $2,885,000,000 for the fiscal year ending June 30, 1971.”