United States Congressional Serial SetU.S. Government Printing Office, 1912 Reports, Documents, and Journals of the U.S. Senate and House of Representatives. |
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Página 19
... heating plant , M Street High , Douglass and Simmons Schools , New Jersey Avenue and M Street NW . Armstrong Manual Training School addition , P Street , between First and Third Streets NW . Alexander Crummel School , No. 167 ...
... heating plant , M Street High , Douglass and Simmons Schools , New Jersey Avenue and M Street NW . Armstrong Manual Training School addition , P Street , between First and Third Streets NW . Alexander Crummel School , No. 167 ...
Página 20
... heating apparatus . There are now about 160 school buildings and 100 other municipal buildings which have to be kept in repair . Since 1909 , $ 185,000 has been appropriated for the purpose of providing fire protection for school ...
... heating apparatus . There are now about 160 school buildings and 100 other municipal buildings which have to be kept in repair . Since 1909 , $ 185,000 has been appropriated for the purpose of providing fire protection for school ...
Página 40
... Heating kettles and tanks . Steam pump .. Hardware .. Furnishing and applying road oil .. Tank ..... Tarvia X. Car tickets . Erecting storage tanks . Repairing oil tanks ... Blacksmithing .. Maintenance automobiles . Limestone and ...
... Heating kettles and tanks . Steam pump .. Hardware .. Furnishing and applying road oil .. Tank ..... Tarvia X. Car tickets . Erecting storage tanks . Repairing oil tanks ... Blacksmithing .. Maintenance automobiles . Limestone and ...
Página 82
... heating 300 ° F. for 18 hours . Per cent of loss after heating 300 ° F. for 18 hours .... Brittleness , in centimeters , drop of 25 grams , weight at 32 ° F. As origi- nally used in mixture . Reduced to 50 per cent purity by addition of ...
... heating 300 ° F. for 18 hours . Per cent of loss after heating 300 ° F. for 18 hours .... Brittleness , in centimeters , drop of 25 grams , weight at 32 ° F. As origi- nally used in mixture . Reduced to 50 per cent purity by addition of ...
Página 83
... heated to a temperature of about 250 ° F. , the limestone dust being added in a cool state to the hot mixture , conveyed ... heating 18 hours at 300 ° F. Action of water on cement , 7 - day immersion .... .... do .... 45.0 None . MACADAM ...
... heated to a temperature of about 250 ° F. , the limestone dust being added in a cool state to the hot mixture , conveyed ... heating 18 hours at 300 ° F. Action of water on cement , 7 - day immersion .... .... do .... 45.0 None . MACADAM ...
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Términos y frases comunes
14th St alley amount Anacostia River appropriation asphalt asphalt block asphalt cement basins Bidders brick Bridge Capitol Carpentering cents per square completed concrete base Congress Heights construction contract contractor cost cubic feet cubic yard curb District of Columbia division drawn by janitor East side electric ended June 30 engine house engineer commissioner excavation expenses fiscal year ended gallons Gas engine Georgia Avenue grade gravel hauling Heating inches inspection INSPECTOR OF BUILDINGS installed July June 30 K Street Labor laid lamps leaks linear feet Location macadam Manual Training School Massachusetts Avenue Material drawn meters miles Miscellaneous night soil Painting Park pavement paving Plumbing Potomac Proposals removed repairs Rhode Island Avenue Road Rock Creek sand sewers specifications square yard stone street cleaning Street NW subdivision superintendent surface tests Tinning tion total number valves vitrified Washington water department water mains Western High School Wisconsin Avenue
Pasajes populares
Página 322 - District, which may require or involve the employment of laborers or mechanics shall contain a provision that no laborer or mechanic doing any part of the work contemplated by the contract in the employ of the contractor or any subcontractor contracting for any part of said work contemplated shall be required or permitted to work more than eight hours in any one calendar day...
Página 322 - ... in which he shall be required or permitted to labor more than eight hours upon said work...
Página 319 - All loss or damage arising out of the nature of the work to be done under this agreement, or from any unforeseen...
Página 322 - Territory, and in the case of a contract made by the District of Columbia to the Commissioners thereof, who shall have power to review the action imposing the penalty, and in all such appeals from such final order whereby a contractor or subcontractor may be aggrieved by the imposition of the penalty hereinbefore provided such contractor or subcontractor may within six months after decision by such head of a department or the Commissioners of the District of Columbia file a claim in the Court of...
Página 322 - Any contractor or sub-contractor aggrieved by the withholding of any penalty as hereinbefore provided shall have the right within six months thereafter to appeal to the head of the department making the contract on behalf of the United States or the territory, and In the case of a contract made by the District of Columbia to the commissioners thereof, who shall have power to review the action Imposing the penalty, and In all such appeals from such final order whereby...
Página 80 - The penalty of this bond will be equal to the specified or estimated annual amount of the contract, and if the estimated annual amount of the contract is less than 25...
Página 80 - ... any improper materials used in its construction, or by or on account of any act or omission of the said contractor or his agents...
Página 320 - If, in any event, the party of the second part shall delay or fail to commence with the delivery of the material or the performance of the work on the day specified herein, or shall, in the judgment of the Engineer in charge, fail to prosecute faithfully and diligently the 234 US Opinion of the Court.
Página 305 - The surface will then be compressed by steam rollers, after which a small amount of hydraulic cement will be swept over it, and it will then be thoroughly compressed by a steam roller weighing not less than 175 pounds to the inch run, the rolling being continued for not less than five hours for every 1,000 yards of surface.
Página 289 - When the asphalt cement contains over 5 per cent of material that will separate by subsidence while in a molten condition it must be thoroughly agitated before drawing from storage and while in use in the supply kettles so as to insure a uniform cement. These properties shall be determined by tests made by uniform methods, descriptions of which are on file in the office of the engineer commissioner.