67 S T A T. ]
291
PUBLIC LAW 173-JULY 31, 1953
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 (liquidation of contract authorization): For liquidation of obligations incurred pursuant to authority heretofore granted to enter into contracts for construction of incinerator numbered 3, $1,500,000. Operating expenses, Sewer Division, including 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; control and prevention of the spread of mosquitoes in the District of Columbia; and for contribution of the District of Columbia to the expenses of the Interstate Commission on the Potomac River Basin; $1,605,458. Capital outlay. Sewer Division: For construction of sewers and receiving basins; for assessment and permit work; for purchase or condemnation of rights-of-way for construction, maintenance, and repair of public sewers; for continuing construction on aeration plant and secondary sedimentation tanks at the Sewage Treatment P l a n t; and for completing construction on sludge drying and sewage chlorination facilities at the Sewage Treatment P l a n t; to remain available until expended, $5,6-75,000, of which $1,330,000 shall not become available for expenditure until July 1, 1954. Operating expenses. Water Division (payable from water fund): For expenses necessary for operation and maintenance of the District of Columbia water distribution system; installing and repairing water meters on services to private residences and business places as may not be required to install meters under existing regulations, said meters to remain the property of the District of Columbia; replacement of old mains, service pipes, and divide valves, and repair of reservoirs; water waste and leakage survey; such expenses to include purchase of passenger motor vehicles; purchase and replacement of uniforms for water meter inspectors; and refunding of water rents and other water charges erroneously paid in the District of Columbia, to be refunded in the manner prescribed by law for the refunding of erroneously paid taxes; $2,485,000, to be available for such refunds of payments made within the present and past three years. Capital outlay: Water Division (payable from water fund): For extension of the District of Columbia water-distribution system; laying of such service mains as may be necessary under the assessment system; laying mains in advance of paving and installing fire and public hydrants; constructing trunk water mains; and pumping facilities at the Anacostia pumping station; $1,565,000, of which not to exceed $810,000 for trunk water mains, and $120,000 for pumping facilities at the Anacostia pumping station shall remain available until expended. The Secretary of the Treasury is authorized to sell United States securities now held for and on account of the water fund of the District of Columbia in such amounts as may be certified by the Commissioners as necessary and credit the proceeds of such sale to said water fund. WASHINGTON AQUEDUCT Operating expenses (payable from water fund): For expenses necessary for the operation, maintenance, repair, and protection of Washington water supply facilities and their accessories, and maintenance of MacArthur Boulevard; including replacement and maintenance of water meters on Federal services; purchase of two passenger motor vehicles; and fluoridation of water, $2,000,000: Provided,
fan ment Plant.
Meters on Federal services.
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