69
STAT.]
PUBLIC LAW 131-JULY 5, 1956
259
authorized to make expenditures from this appropriation for the preparation of the site, including the construction of seawalls, dock facilities, and a railroad siding: Provided further, That in connection with the highway-planning survey, involving surveys, plans, engineering, and economic investigations of projects for future construction in the District of Columbia, as provided for under section 10 of the Federal Aid Highway Act of 1938, and in connection with §| ff|^' ^^^^' the construction of Federal-aid highway projects under section 1(b) of said Act, and highway-structure projects financed wholly from 23u#c*4^ib' the highway fund, this appropriation and the appropriation "Operating expenses, Def)artment of Highways shall be available for the employment of engineering or other professional services by contract or otherwise, and without regard to section. 3709 of the Revised ^^ "^^ *• Statutes and the civil-service and classification laws, and section 15 of the Act of August 2, 1946 (5 U.S.C. ooa), and for engineering and eo Stat. sio. incidental expenses: Provided further, That this appropriation and the appropriation "Operating expenses, Department of Highways" shall be available for the construction and repair of pavements of street railways, in accordance with the provisions of the Merger Act (47 Stat. 752), and the proportion of the amount thus expended which D. C. Code 7-604 under the terms of the said Act is required to be paid by the street- "° ** railway company shall be collected, upon the neglect or the refusal of such street-railway company to make such payment, from the said street-railway company in the manner provided by section 5 of the Act of June 11, 1878, and shall be deposited to the credit of the appro20 sjat. loe. priation for the fiscal year in which it is collected: Pr6'yWe<//wr2!Ae^', 604'. That in connection with projects to be undertaken as Federal-aid projects under the provisions of the Federal Aid Plighway Act of December 20, 1944, as amended, the Commissioners are authorized to 58 Stat. 838. enter into contract or contracts for those projects in such amounts as ^^ "^^ 60-63. shall be approved by the Bureau of Public Roads, Department of Commerce: Provided further. That the Commissioners are hereby authorized to construct grade-crossing elimination and other wholly District construction projects or those authorized under section 8 of the Act of June 16, 1936 (49 Stat. 1521), and section 1(b) of the 23 USC 24a. Federal Aid Highway Act of 1938, as amended, in accordance with 52 stau^3^. the provisions of said Acts, and this appropriation may be used for payment to contractors and other expenses in connection with the expenses of surveys, design, construction, and inspection pending reimbursement to the District of Columbia by the Bureau of Public Roads, Department of Commerce, or other parties participating in such projects, reimbursement to be credited to the appropriation from which payment was made: Provided further, That the Commissioners are authorized to fix or alter the respective widths of sidewalks and roadways (including tree spaces and parking) of all highways that may be improved under appropriations contained in this Act: Provided further, That no appropriation in this Act shall be available for repairing, resurfacing, or paving any street, avenue, or roadway by private contract unless the specifiations for such work shall be so prepared as to permit of fair and open competition in paving materials as well as in price: Provided further, That in addition to the provision of existing law requiring contractors to keep new pavements in repair for a period of one year from the date of the completion of the work, the (Commissioners shall further require that where repairs are necessary during the four years following the said one-year l)eriod, due to inferior work or defective materials, such repairs shall be made at the expense of the contractor, and the bond furnished by
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