Handbook of Building Construction: Data for Architects, Designing and Constructing Engineers, and Contractors ...George A. Hool, Nathan C. Johnson McGraw-Hill Book Company, Incorporated, 1920 |
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Página 821
... amount of consistency of practice against the faults of which the designing engineer can and does guard by the selection of proper safety factors . It is therefore essential that when 1-2-4 or 1-3-5 mix is specified , that the workmen ...
... amount of consistency of practice against the faults of which the designing engineer can and does guard by the selection of proper safety factors . It is therefore essential that when 1-2-4 or 1-3-5 mix is specified , that the workmen ...
Página 825
... amount of machinery and tools can only be determined by the character and size of the job . In general , it will always pay to provide sufficient tools , and power machinery will save much labor . However , more than one job has been a ...
... amount of machinery and tools can only be determined by the character and size of the job . In general , it will always pay to provide sufficient tools , and power machinery will save much labor . However , more than one job has been a ...
Página 832
... amount of lost time due to using the slower trade as pace maker . It is the latter consideration which generally permits the plaster to precede the marble . With marble as well as with all trades , too much cannot be said about the ...
... amount of lost time due to using the slower trade as pace maker . It is the latter consideration which generally permits the plaster to precede the marble . With marble as well as with all trades , too much cannot be said about the ...
Página 843
... amount of excavation is small and power op- erated tools cannot be advantageously employed , hand methods must be used . With these , the ground is first broken up or loosened and then loaded into barrows and wagons for removing . Three ...
... amount of excavation is small and power op- erated tools cannot be advantageously employed , hand methods must be used . With these , the ground is first broken up or loosened and then loaded into barrows and wagons for removing . Three ...
Página 858
... amount of water accumu- lated or flowing in , the depth of cut , and the character of power available . As clearing ... amounts of water and low lifts , the direct lift hand pump may be employed . As this pump is made of either a sheet ...
... amount of water accumu- lated or flowing in , the depth of cut , and the character of power available . As clearing ... amounts of water and low lifts , the direct lift hand pump may be employed . As this pump is made of either a sheet ...
Outras edições - Ver tudo
Handbook of Building Construction: Data for Architects, Designing and ... George A. Hool,Nathan C. Johnson Visualização integral - 1920 |
Handbook of Building Construction: Data for Architects, Designing and ... George A. Hool,Nathan C. Johnson Visualização integral - 1920 |
Handbook of Building Construction: Data for Architects, Designing and ... George A. Hool,Nathan C. Johnson Visualização integral - 1920 |
Palavras e frases frequentes
ammonia amount amperes architect average bars boiler brick building calcined candle power capacity cement circuit coat color column compressive compressive strength concrete connection construction contract contractor cost diameter door drain elastic limit electric elevator engine estimated feet finish fixtures floor flue foot foot-candles gage glass grade gray iron gypsum heat hydrated lime illumination inches installed iron joints lamp lath length less light lime limestone load machine manufacture material metal method mortar motor operation outlet paint pile pipe placed plaster plumbing Portland cement pounds pressure proper pump quantity radiation reciprocating engine reinforced roof sand sewer sheet specific gravity specifications square standard steam steel stone strength structural stucco surface Table tank temperature tensile strength terra cotta thickness tile timber trap usually vacuum valve velocity vent wall weight width wire wood
Passagens conhecidas
Página 1390 - Portland cement is the product obtained by finely pulverizing clinker produced by calcining to incipient fusion an intimate and properly proportioned mixture of argillaceous and calcareous materials, with no additions subsequent to calcination excepting water and calcined or uncalcined gypsum.
Página 1398 - If the percentage of elongation of any tension test specimen is less than that specified in Sec. 8(a) and any part of the fracture is outside the middle third of the gage length, as indicated by scribe scratches marked on the specimen before testing, a retest shall be allowed.
Página 1390 - The cement shall be stored in such a manner as to permit easy access for proper inspection and identification of each shipment, and in a suitable weather-tight building which will protect the cement from dampness.
Página 1398 - The inspector representing the purchaser shall have free entry, at all times while work on the contract of the purchaser is being performed, to all parts of the manufacturer's works which concern the manufacture of the material ordered.
Página 1242 - place of employment," shall mean and include every place, whether indoors or out, or underground, and the premises appurtenant thereto where either temporarily or permanently any industry, trade or business, is carried on, or where any process or operation, directly or indirectly related to any industry, trade or business, is carried on, and where any person is directly or indirectly employed by another for direct or indirect gain or profit but shall not include any place where persons are employed...
Página 891 - In cases where timbers do not contain the pith and it is impossible to locate it with any degree of accuracy, the same inspection shall be made over 3...
Página 890 - ... and is so fixed by growth or position that it will retain its place in the piece.
Página 1392 - If any test specimen shows defective machining or develops flaws, it may be discarded and another specimen substituted. (c) If the percentage of elongation of any tension test specimen is less than that specified in Section 5 (a) and any part of the fracture is more than % in.
Página 1393 - Section 4, which represent rejected material, shall be preserved for two weeks from the date of the test report. In case of dissatisfaction with the results of the tests, the manufacturer may make claim for a rehearing within that time.
Página 1062 - Work, and will endeavor to guard the Owner against defects and deficiencies in the Work of the Contractor.