Annual Report of the Metropolitan Water and Sewerage Board, Volumen6 |
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acres Acts amount April Arlington August beds boilers Brook brown-tail building cent Charles River Chelsea Chestnut Hill Reservoir cities and towns city of Boston Clinton Coal Commonwealth connected contract Cost per Million cubic yards December 31 Distinctly unpleasant Distinctly vegetable East Boston ending December 31 engine Estimated expenditures expenses Faintly vegetable February feet filter-beds Framingham Reservoir gallons per day High-level Sewer high-service inches January July June labor Lake Cochituate land low-service maintenance and operation Malden Medford Melrose Metropolitan District miles Million Foot-gallons million gallons Milton months North Metropolitan System November payment pipe lines politan Population pumping station quantity of water Quincy Rainfall repairs Section September settlements sewage Sewerage Board sinking fund slight Somerville South Spot Pond Stoneham Sudbury Reservoir Sudbury watershed supplies TABLE tion Total valves Wachusett Aqueduct Wachusett Dam Wachusett Reservoir Wachusett watershed Ward Street Water and Sewerage West Boylston West Roxbury Weston Aqueduct Weston Reservoir
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Página 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...
Página 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...
Página 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...
Página 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.
Página 1 - To the Honorable the Senate and House of Representatives of the Commonwealth of Massachusetts in General Court assembled.
Página 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.
Página 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.
Página 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...
Página 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.
Página 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.