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 - 1474 páginas |
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Página 805
... Pump - tanks 11-1 11-30 7-1 7-20 7-30 18 Arches 9-12 11-15 6-20 7-10 7-20 19 Plumbing - gas - rough - test 9-10 1-8 9-1 9-20 9-30 20 Plumbing - finish - fixtures 12-20 2-25 6-20 7-10 7-20 21 Heat - ventilation - rough 9-10 1-8 9-1 9-20 ...
... Pump - tanks 11-1 11-30 7-1 7-20 7-30 18 Arches 9-12 11-15 6-20 7-10 7-20 19 Plumbing - gas - rough - test 9-10 1-8 9-1 9-20 9-30 20 Plumbing - finish - fixtures 12-20 2-25 6-20 7-10 7-20 21 Heat - ventilation - rough 9-10 1-8 9-1 9-20 ...
Página 809
... pump . 11. Driver Leads or Gins . - The leads or gins for a driver should be from 7 to 10 ft . higher than the length of the piles to be driven ; and for building foundations should have a very short base , with rollers for moving the ...
... pump . 11. Driver Leads or Gins . - The leads or gins for a driver should be from 7 to 10 ft . higher than the length of the piles to be driven ; and for building foundations should have a very short base , with rollers for moving the ...
Página 810
... pump and boiler capacity must be large enough to deliver the water at 175 - lb . pressure for ordinary materials , and at about 250 - lb . pressure for hard packed material . A vertical pressure balancing tank between pump and jet pipe ...
... pump and boiler capacity must be large enough to deliver the water at 175 - lb . pressure for ordinary materials , and at about 250 - lb . pressure for hard packed material . A vertical pressure balancing tank between pump and jet pipe ...
Página 813
... pumps may be required . For this pur- pose , steam syphons or pulsometer pumps will be found most convenient . Sections of steel lagging may be re- quired if the ground is very soft , but its use is not always attended with satisfaction ...
... pumps may be required . For this pur- pose , steam syphons or pulsometer pumps will be found most convenient . Sections of steel lagging may be re- quired if the ground is very soft , but its use is not always attended with satisfaction ...
Página 814
... pumps required . These may be anything from the small hand operated diaphragm pump up to the larger capac- ity centrifugal and triplex types electrically or steam driven . The diaphragm pump , mounted on skids or trucks and gasoline ...
... pumps required . These may be anything from the small hand operated diaphragm pump up to the larger capac- ity centrifugal and triplex types electrically or steam driven . The diaphragm pump , mounted on skids or trucks and gasoline ...
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 average bars boiler brick building calcined candle power capacity carbon cement circuit coat coils color column compressive compressive strength concrete connection construction 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 horsepower hydrated lime illumination inches installed iron joints lamp lath length 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 reinforced roof sand sewer sheet sizes specific gravity specifications square standard steam steel stone strength stucco supply surface Table tank temperature tensile strength terra cotta thickness tile timber trap unit usually vacuum valve velocity vent wall weight width wire wood
Passagens conhecidas
Página 1411 - 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 1416 - Ib, per yd. in nominal weight. (6) 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 Sect.
Página 1414 - 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 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 1408 - The specific gravity of cement shall not be less than 3.10. Should the test of cement as received fall below this requirement, a second test may be made upon a sample ignited at a low red heat. The loss in weight of the ignited cement shall not exceed 4 per cent.
Página 1064 - Work, and will endeavor to guard the Owner against defects and deficiencies in the Work of the Contractor.
Página 1410 - The axis of the specimen shall be located at any point midway between the center and surface and shall be parallel to the axis of the bar.
Página 1416 - 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 951 - Should the pat leave the plate, distortion may be detected best with a straight-edge applied to the surface which was in contact with the plate.
Página 1414 - Bessemer steel; except that if material from one melt differs f in. or more in thickness or diameter, one tension and one bend test shall be made from both the thickest and the thinnest material rolled.