73d CONGRESS . SESS. I . CH. 93. JUNE 16, 1933 . For construction, maintenance, operation, and repair of bridges, including $45,000, or so much thereof as may be necessary, for replacement of the fender pile system of the Highway Bridge, and not to exceed $7,500 for surveys, engineering investigations, and preparation of plans for a viaduct or bridge in the line of New Ha mpshi re A venue over the trac ks of the Balt imore and Ohio Rail - road, and including maintenance of nonpassenger-carrying motor vehicles, $100,000 . For current work of repairs to streets, avenues, roads, and alleys, including the reconditioning of existing gravel streets and roads, and including the purchase, exchange, maintenance, and operation of non-passenger-carrying motor vehicles used in this work, $500,000 Pr ovide d, That the Commissioners of the District of Columbia, should they deem such action to be to the advantage of the District of Columbia, are hereby authorized to purchase a municipal asphalt plant at a cost not to exceed $30,000 ; This appropriation shall be available for repairing pavements of street railways when necessary ; the amounts thus expended shall be collected from such railroad companies as provided by section 5 of "An Act providing a permanent form of government for the District of Columbia," approved June 11, 1878, and shall be deposited to the credit of the appropriation for the fiscal year in which they are collected ; In all, not to exceed $1,237,400, to be immediately available ; to be disbursed and accounted for as " Gasoline tax, road and street i mprov ement s an d rep airs, " and for that purp ose shall cons titu te one fund : Provided, That assessments in accordance with existing law shall be made for paving and repaving roadways where such roadways are paved or repaved with funds derived from the collec- tion of the tax on motor-vehicle fuels and accretions by repayment of assessments . For addi tion al st reet and road impro veme nts a nd re pairs to aid in the r elief of une mploym ent, t o be a llotted for s uch pr ojects and purposes and in such amounts as the Director of the Bureau of the Budget may approve (including the allocation of additional sums to any or all of the general items herein chargeable to the gasoline ta x fund ), the re is hereby appro priate d out o f the gasoli ne tax fund and to be immediately available, such sums (not to exceed in the aggregate $1,500,000) as may be deemed surplus in such fund : Pro- vided That of said amount the s um of $575,0 00 is h ereby made a vail- able fo r the constr uction of a bridge to rep lace t he Cal vert S treet Bridg e ove r Roc k Cr eek, inclu ding nece ssary chan ges in wa ter a nd sewer mains, and including the employment of engineering or other professional services by contract or otherwise, without reference to section 3709 of the Revised Statutes (U .S .C., title 41, sec . 5), or the Classification Act of 1923, as amended, and engineering and inciden- tal expenses, and the Commissioners are authorized to enter into con- tract or contracts for construction of said bridge at a cost not to exceed $1,250,000 ; but no part of said sum shall be available for expenditure in connection with the construction of said Calvert Street Bridge until the Commissioners of the District of Columbia shall have made a res tudy and reinv estig atio n to deter mine whic h par ticul ar type of bridge is most economical and serviceable, and best suited to the proposed location ; and the Commission of Fine Arts shall have approved the type of bridge decided upon, and any street railway company using said bridge shall install thereon, at its own expense, an approved underground system of street-car propulsion and, at its own expense, shall thereafter maintain such underground con- struction, and bear the cost of surfacing and resurfacing and main- 229 Bridges, construct ion, repair, etc. Highway bridge, im- provements Plans for New Hamp- shire Avenue viaduct . Motor vehicles . Repai rs, etc . Proviso . Purchase of asphalt plant authorized Street railways, pave- ments. Vol .20,p . 105. Disbursements, etc . Proviso . Asse ssments und er ecist ing law. Street improvements , etc., for unemployment relief. Allocations from gas- oline, etc , fund . Prozsso . C alver t St reet Bridg e to be replaced . Post, p . 853 . Employment of en. gineers. R .S ., sec. 3709, p. 733. U.S.C., p. 1309. Vol, 42, p. 1488. U.S.C.,p.65; Supp. VI, p.31. Contracts authorized . Limit of cost . Study of suitable type. Ap proval by Fine Ar ts Commissio n Street railway using bridge to install electric sys tem at its e xpense ; other items
