PUBLIC LAWS-CH. 300-JUNE 28, 1944 Interstate Commis- sion on the Potomac River Basin. 33U.S.O. I567b. 6 Stat. 467, 458. Maintenance, etc, of aqueducts and ac- oessories. Meters on Federal services. 'MeMln fite. of mosquitoes in the District of Columbia; and pro rata contribution of the District of Columbia to the expenses of the Interstate Com- mission on the Potomac River Basin in accordance with Act of July 11, 1940 (54 Stat. 748); such expenses to include personal services; books of reference and periodicals; and printing and binding; $734,000. Capital outlay, Sewer Division: For construction of sewers and receiving basins, including assessment and permit work; $1,000 for purchase or condemnation of rights-of-way for construction, main- tenance, and repair of public sewers; and $165,000 for the acquisition and development of a site for the storage of construction materials, including clearing and grading, sanitation facilities, private roadways and railroad siding, office structure, and other incidental expenses; $1,051,308. Operating expenses, Water Division (payable from water fund): For all expenses necessary for operation and maintenance of the District of Columbia water distribution system; installing and repair- ing 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; water waste and leakage survey; such expenses to include personal services; books of reference and periodicals; printing and binding; allowances for privately owned automobiles used for the performance of official duties (not to exceed $264 per annum for each automobile); purchase, exchange, operation, and maintenance of passenger-carrying motor vehicles; 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; $1,148,400, to be available for such refunds of payments made within the past two years. Capital outlay, Water Division (payable from water fund): For extension of the District of Columbia water distribution system, lay- ing of such service mains as may be necessary under the assessment system, laying mains in advance of paving, and installing fire and public hydrants, $330,000: Provided, That the following appropri- ations in the District of Columbia Appropriation Act, 1943, are con- tinued available until June 30, 1945: For the construction of approxi- mately ten thousand eight hundred linear feet of water main, and so forth; for the construction of one or more elevated water tanks of approximately two million gallons capacity, and so forth; and for additional pumping equipment at the Anacostia pumping station. WASHINGTON AQUEDUCT Operating expenses (payable from water fund): For all expenses necessary for the operation, maintenance, repair and protection of Washington aqueducts and their accessories within the District of Columbia, and maintenance of MacArthur Boulevard; including per- sonal services; books of reference and periodicals; printing and bind- ing; purchase, installation, and maintenance of water meters on Federal services within the District of Columbia; purchase (including exchange), operation, and maintenance of two passenger-carrying motor vehicles; purchase and repair of rubber boots and protective apparel; $909,518. Capital outlay (payable from water fund): For repairs and reha- bilitation of McMillan filters; installation of electrical switching and control equipment, piping and gates, discharge duct, and structural 528 [58 STAT.
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