lachian Regional Development Act of 1965 and the Public Works and Economic Development Act of 1965. In approving projects the Secretary shall give preference to those areas offering the most potential for future economic growth and he shall make arrangements for close coordination throughout the development and implementation of the project with the Federal Cochairman of the Appalachian Regional Commission, or with the appropriate Federal Cochairman of an economic development region, and the Secretary of Commerce, as the case may be.

(g) There is authorized to be appropriated out of the Highway Trust Fund not to exceed $50,000,000 for the fiscal year ending June 30, 1972, and not to exceed $50,000,000 for the fiscal year ending June 30, 1973.151

Sec. 144. Special bridge replacement program.1

152

(a) Congress hereby finds and declares it to be in the vital interest of the Nation that a special bridge replacement program be established to enable the several States to replace bridges over waterways or other topographical barriers when the States and the Secretary finds that the bridge is significantly important and is unsafe because of structural deficiencies, physical deterioration, or functional obsolescence.

(b) The Secretary in consultation with the States shall (1) inventory all bridges located on any of the Federal-aid systems over waterways and other topographical barriers of the United States; (2) classify them according to their serviceability, safety, and essentiality for public use; and (3) based on that classification, assign each a priority for replacement.

(c) Whenever any State or States make application to the Secretary for assistance in replacing a bridge which the priority system, established under subsection (b) of this section, shows to be eligible, the Secretary may approve Federal participation in the reconstruction of a comparable facility. In approving projects under this section, the Secretary shall give consideration to those projects which will remove from service bridges which are most in danger of failure and give consideration to the economy of the area involved. Approval of projects and allocation of funds under this section shall be without regard to allocation or apportionment formulas otherwise established under this title.

(d) The Federal share payable on account of any bridge replacement under this section shall not exceed 75 per centum of the cost thereof.

(e) For the purpose of carrying out the provisions of this section, there are hereby authorized to be appropriated out of the Highway Trust Fund $100,000,000 for the fiscal year ending June 30, 1972, $150,000,000 for the fiscal year ending June 30, 1973, $25,000,000 for the fiscal year ending June 30, 1974, $75,000,000 for the fiscal year ending June 30, 1975, and $125,000,000 for the fiscal year ending June 30, 1976, to be

151 New section added by sec. 127(a) of Public Law 91-605, Dec. 31, 1970 (84 Stat. 1713).

152 New section added by sec. 204 of Public Law 91-605, Dec. 31, 1970 (84 Stat. 1713).

available until expended. Such funds shall be available for obligation at the beginning of the fiscal year for which authorized in the same manner and to the same extent as if such funds were apportioned under this chapter. 152a

(f) Funds authorized by this section shall be available solely for expenditure for projects on any Federal-aid system.152b

(g) Notwithstanding any other provisions of law the General Bridge Act of 1946 (33 U.S.C. 525-533) shall apply to bridges authorized to be reconstructed and bridges constructed to replace unsafe bridges under this section.

(h) The Secretary shall report annually on projects approved under this section with any recommendations he may have for further improvement in the special bridge replacement program authorized in accordance with this section.

Sec. 145. Federal-State relationship.

The authorization of the appropriation of Federal funds or their availability for expenditure under this chapter shall in no way infringe on the sovereign rights of the States to determine which projects shall be federally financed. The provisions of this chapter provide for a federally assisted State program.

153

Sec. 146. Repealed.154

Sec. 147. Priority primary routes.155

(a) High traffic sections of highways on the Federal-aid primary system which connect to the Interstate System shall be selected by each State highway department, in consultation with appropriate local officials, subject to approval by the Secretary, for priority of improvement to supplement the service provided by the Interstate System by furnishing needed adequate traffic collector and distributor facilities. For the purpose of this section such highways shall hereafter in this section be referred to as "priority primary routes".

(b) The Federal share of any project on a priority primary route shall be that provided in section 120 (a) of this title. All provisions of this title applicable to the Federal-aid primary system shall be applicable to the priority primary routes selected under this section.

(c) The initial selection of the priority primary routes and the estimated cost of completing such routes shall be reported to Congress on or before July 1, 1974.

(d) There is authorized to be appropriated out of the Highway Trust

152a Amended by sec. 113 of Public Law 93-643, Jan. 4, 1975 (88 Stat. 2286). 152b Amended by sec. 204 of Public Law 93-87, Aug. 13, 1973 (87 Stat. 284).

153 New section added by sec. 123 (a) of Public Law 93-87, Aug. 13, 1973 (87 Stat. 261-262).

154 Added by sec. 125 (a) of Public Law 93-87, Aug. 13, 1973 (87 Stat. 262-263); repealed by sec. 128 of Public Law 94-280, May 5, 1976 (90 Stat. 440).

155 Added by sec. 126(a) of Public Law 93-87, Aug. 13, 1973 (87 Stat. 263–264); amended by sec. 130 of Public Law 94-280, May 5, 1976 (90 Stat. 440).

Fund to carry out this section not to exceed $100,000,000 for the fiscal year ending June 30, 1974, $200,000,000 for the fiscal year ending June 30, 1975, and $300,000,000 for the fiscal year ending June 30, 1976.

Sec. 148. Development of a national scenic and recreational highway.156 (a) As soon as possible after the date of enactment of this section, the Secretary shall establish criteria for the location and construction or reconstruction of the Great River Road by the ten States bordering the Mississippi River. Such criteria shall include requirements that

(1) priority be given in the location of the Great River Road near or easily accessible to the larger population centers of the State and further priority be given to the construction and improvement of the Great River Road in the proximity of the confluence of the Mississippi River and the Wisconsin River;

(2) the Great River Road be connected with other Federal-aid highways and preferably with the Interstate System;

(3) the Great River Road be marked with uniform identifying signs;

(4) effective control, as defined in section 131 of this title, of signs, displays, and devices will be provided along the Great River Road;

(5) the provisions of section 129(a) of this title shall not apply to any bridge or tunnel on the Great River Road and no fees shall be charged for the use of any facility constructed with assistance under this section.

(b) For the purpose of this section, the term "construction" includes the acquisition of areas of historical, archeological, or scientific interest, necessary easements for scenic purposes, and the construction or reconstruction of roadside rest areas (including appropriate recreational facilities), scenic viewing areas, and other appropriate facilities as determined by the Secretary.

(c) Highways constructed or reconstructed pursuant to this section (except subsection (f)) shall be part of the Federal-aid system.

(d) Funds appropriated for each fiscal year pursuant to subsection (g) shall be apportioned among the ten States bordering the Mississippi River on the basis of their relative needs as determined by the Secretary for payments to carry out this section.

(e) The Federal share of the cost of any project for any construction or reconstruction pursuant to the preceding subsections of this section shall be that provided in section 120 of this title for the Federal-aid system on which such project is located, and if such project is not on such a system, such share shall be 70 per centum of such cost.

(f) The Secretary is authorized to consult with the heads of other Federal departments and agencies having jurisdiction over Federal lands open to the public in order to enter into appropriate arrangements for necessary

15 Added by sec. 129 (b) of Public Law 93-87, Aug. 13, 1973 (87 Stat. 265-266).

construction or reconstruction of highways on such lands to carry out this section. Highways constructed or reconstructed by a State pursuant to this section which are not on a Federal-aid system, and highways constructed or reconstructed under this subsection, shall be subject to the criteria applicable to highways constructed or reconstructed pursuant to subsection (c) of this section. Funds authorized pursuant to subsection (g) shall be used to pay the entire cost of construction or reconstruction pursuant to the first sentence of this subsection.

(g) There is authorized to be appropriated to carry out this section, out of the Highway Trust Fund, for construction or reconstruction of roads on a Federal-aid highway system, not to exceed $10,000,000 for the fiscal year ending June 30, 1974, $25,000,000 for the fiscal year ending June 30, 1975, and $25,000,000 for the fiscal year ending June 30, 1976, for allocations to the States pursuant to this section, and there is authorized to be appropriated to carry out this section out of any money in the Treasury not otherwise appropriated, not to exceed $10,000,000 for each of the fiscal years ending June 30, 1974, June 30, 1975, and June 30, 1976, for construction and reconstruction of roads not on a Federal-aid highway system.

Sec. 149. Truck lanes.157

The Secretary may approve as a project on any Federal-aid system the construction of exclusive or preferential truck lanes.

Sec. 150. Allocation of urban system funds.15

The funds apportioned to any State under paragraph (6) of subsection (b) of section 104 of this title that are attributable to urbanized areas of 200,000 population or more shall be made available for expenditure in such urbanized areas for projects in programs approved under subsection (d) of section 105 of this title in accordance with a fair and equitable formula developed by the State which formula has been approved by the Secretary. Such formula shall provide for fair and equitable treatment of incorporated municipalities of 200,000 or more population. Whenever such a formula has not been developed and approved for a State, the funds apportioned to any State under paragraph (6) of subsection (b) of section 104 of this title which are attributable to urbanized areas having a population of 200,000 or more shall be allocated among such urbanized areas within such State for projects in programs approved under subsection (d) of section 105 of this title in the ratio that the population within each such urbanized area bears to the population of all such urbanized areas, or parts thereof within such State. In the expenditure of funds allocated under the preceding sentence, fair and equitable treatment shall be accorded incorporated municipalities of 200,000 or more population.

157 Added by sec. 142(a) of Public Law 93-87, Aug. 13, 1973 (87 Stat. 272). 158 Added by sec. 157 (a) of Public Law 93-87, Aug. 13, 1973 (87 Stat. 277-278).

Sec. 151. Pavement marking demonstration program.159

(a) Congress hereby finds and declares it to be in the vital interest of the Nation that a pavement marking demonstration program he established to enable the several States to improve the pavement marking of all highways to provide for greater vehicle and pedestrian safety.

(b) Notwithstanding the provisions of the last sentence of subsection (a) of section 105 of this title, the Secretary may approve under this section such pavement marking projects on any highway whether or not on any Federal-aid system, but not included in the Interstate System, as he may find necessary to bring such highway to the pavement marking standards issued or endorsed by the Federal Highway Administrator.

(c) In approving projects under this section, the Secretary shall give priority to those projects which are located in rural areas.

(d) The entire cost of projects approved under subsections (b) and (f) of this section shall be paid from sums authorized to carry out this section. (e) For the purpose of carrying out the provisions of this section by the Federal Highway Administration, there is hereby authorized to be appropriated for the fiscal year ending June 30, 1974, $25,000,000, and for each of the fiscal years ending June 30, 1975, and June 30, 1976, out of the Highway Trust Fund, the sum of $75,000,000. Such sums shall be available for obligation in the same manner and to the same extent as if such funds were apportioned under this chapter.

(f) Funds not required for pavement-marking projects authorized by this section may be released by the Secretary for expenditure for projects to eliminate or reduce the hazards to safety at specific locations or sections of highways which are not located on any Federal-aid system and which have high accident experiences or high accident potentials. Funds may be released by the Secretary under this subsection only if the Secretary has received satisfactory assurances from the State highway department that all nonurban area highways within the State are marked in accordance with the pavement-marking standards issued or endorsed by the Federal Highway Administrator for carrying out this program.

(g) Each State shall report to the Secretary of Transportation not later than September 30, 1974, and not later than September 30 of each year thereafter, on the progress being made in implementing the program and the effectiveness of the improvements made under it. Each report shall include an analysis and evaluation of the number, rate, and severity of accidents at improved locations and the cost-benefit ratio of such improvements, comparing an adequate time period before and after treatment in order to properly assess the benefits occurring from such pavement markings. The Secretary of Transportation shall submit a report to the Congress not later than January 1, 1975, and not later than January 1 of each year thereafter, on the progress being made in implementing the program and the safety

15 Added by sec. 205(a) of Public Law 93-87, Aug. 13, 1973 (87 Stat. 284-285); and amended by sec. 207 (a) and (b) of Public Law 94-280, May 5, 1976 (90 Stat. 454).