Annual Report of the Metropolitan Water and Sewerage Board, Volume 6

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Page 252 - Each contract to which the state or a municipal corporation is a party which may involve the employment of laborers, workmen, or mechanics shall contain a stipulation that no laborer, workman, or mechanic in...
Page 168 - Charlestown Pumping Station. At this station are three submerged centrifugal pumps, two of them having impeller wheels 7.5 feet in diameter, the other 8.25 feet in diameter. They are driven by triple-expansion engines of the Reynolds-Corliss type. Contract capacity of 1 pump: 60,000,000 gallons with 8-foot lift. Contract capacity of 2 pumps: 22,000,000 gallons each, with 11-foot lift. Average duty for...
Page 36 - December 31, December 31, December 31, December 31, December 31, December 31, December 31, December 31, December 31, December 31, December 31, December 31...
Page 169 - The latter consists of a specially designed engine of the vertical cross-compound type, having between the cylinders a centrifugal pump rotating on a horizontal axis. Contract capacity of the two original pumps: 4,500,000 gallons each, with 13-foot lift.
Page 1 - To the Honorable the Senate and House of Representatives of the Commonwealth of Massachusetts in General Court assembled.
Page 170 - SOUTH METROPOLITAN SYSTEM Ward Street Pumping Station At this station are two vertical, triple-expansion pumping engines, of the Allis-Chalmers type, operating reciprocating pumps, the plungers of which are 48 inches in diameter with a 60-inch stroke and one 50,000,000-gallon centrifugal pumping unit actuated by a 500 HP Uniflow engine.
Page 175 - Stations amounted to 4,713 cubic yards, equal to 4.57 cubic feet per million gallons of sewage delivered at the outfall works at Nut Island. Studies of sewage flows in the Metropolitan sewers and siphons indicate that they are free from deposit.
Page 126 - are included all cases where positive information could not be obtained, and where it is suspected that there may be some objectionable drainage ; under the heading "Premises Vacant" are included all cases which at present furnish no objectionable drainage, but which might furnish such drainage if the premises were occupied ; under the heading "Unsatisfactory...
Page 172 - Nut Island Screen-house The plant at this house includes two sets of screens in duplicate actuated by small reversing engines of the Fitchburg type. Two vertical Deane boilers, 80 horse-power each, operate the engines, provide heat and light for the house, burn materials intercepted at the screens, and furnish power for the Hough's Neck pumping station.
Page 36 - The Treasurer of the Commonwealth, under the authority given him to issue from time to time, on the request of the Board, negotiable bonds to an amount not exceeding $40,000,000, to be designated the "Metropolitan Water Loan," has sold bonds as follows : — * Including $18,673.60 from readjustment of rate made by the Treasurer in 1897.

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