PUBLIC LAWS-CH. 555-JUNE 19, 1948 58Stat. 527. tion Act, 1945, shall hereafter be continued for compensation purposes VI, § 40-60a. in grade 9 of the clerical, administrative, and fiscal service under the 42uStat. 1488 -74 Classification Act of 1923, as amended: Provided further That the unexpended balance of the $15,000 contained in the District of 61 Stat.443. Columbia Appropriation Act, 1948, for expense necessary for the preparation of studies, preliminary plans and surveys, estimates, and investigation for a system of centralized control of the traffic-signal system, including temporary services as authorized by section 15 of 60 Stat. 810.a Act of August 2, 1946 (Public Law 600), shall continue available until June 30, 1949. Division of Trees and Parking (payable from highway fund): For necessary expenses for the Division of Trees and Parking, $215,000. Reimbursement of other appropriations (payable from highway Ante, p.537. fund): There are hereby authorized to be paid from the highway fund to other appropriations for the District of Columbia the follow- ing sums: $9,775 to "General administration" (Office of Corporation Counsel); $46,088 to "Fiscal service" (Collector's Office, $28,843; Auditor's Office, $12,720; Purchasing Division $4,525) ; $4,000 to "Salaries and expenses, Office of Chief Clerk"; $8,797 to "Operating expenses, Office of Superintendent of District Buildings"; $2,028 to "Operating expenses, Electrical Division"; $971,312 to "Metropolitan Police"; and $25,000 to "National Capitaf Parks"; in all, $1,067,000. Refunding erroneous collections (payable from highway fund): To enable the Commissioners to refund collections erroneously covered into the Treasury during the present and past three fiscal years to the credit of the highway fund, $1,500: Provided, That this appropriation D43St.e 4-. shall not be available for refunds authorized by section 10 of the 1910. Act of April 23, 1924. Operating expenses, Division of Sanitation: For expenses necessary for collection and disposal of refuse and street cleaning, including repair and maintenance of plants, buildings, and grounds; and fencing of public and private property designated by the Commissioners as public dumps; $3,265,000: Provided,That this appropriation shall not be available for collecting ashes or miscellaneous refuse from hotels and places of business or from apartment houses of four or more apartments having a central heating system, or from any building or connected group of buildings operated as a rooming, boarding, or lodging house having a total of more than twenty-five rooms. Capital outlay, Division of Sanitation: Not exceeding $875,000 of funds previously appropriated for construction of proposed incinerator numbered three is made available for continuing construction of Transerofd refuse transfer station and a garage and shops building, of which amount $36,586 may be transferred to the credit of the appropriation account "Office of Municipal Architect, construction services" for the preparation of plans and specifications, and the Commissioners are authorized to enter into contract or contracts for the construction of a garage and shops building at a total cost of not to exceed $1,375,000. Operating expenses, Sewer Division: For expenses necessary for operating the District's system of sewage disposal; cleaning and repairing sewers and basins; operation and maintenance of the sewage pumping service and sewage treatment plant, including repairs to equipment, machinery, and structures; maintenance of public con- venience stations; control and prevention of the spread of mosquitoes s nte O rste Com-mi C in the District of Columbia- and for contribution of the District of River Basin. Columbia to the expenses of the Interstate Commission on the Potomac 33 U. S.c . I5b. River Basin in accordance with Act of July 11, 1940 (54 Stat. 748), $5,400; $1,152,000. 554 [62 STAT.
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