Popular Hand Book for Cement and Concrete Users: A Comprehensive and Popular Treatise on the Principles Involved and Methods Employed in the Design and Construction of Modern Concrete Work ...Norman W. Henley Publishing Company, 1911 - 430 стор. |
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Сторінка 13
... cost about four times as much as ordinary Portland , owing to the ex- pense of manufacture . They are , however , so well adapted to the attainment of architectual and artistic effects as to have come into extensive use for the ...
... cost about four times as much as ordinary Portland , owing to the ex- pense of manufacture . They are , however , so well adapted to the attainment of architectual and artistic effects as to have come into extensive use for the ...
Сторінка 16
... cost is lowered . In the following chapters , Portland cement is always referred to unless another is specifically mentioned . How Portland Cement Comes . - Portland cement comes in paper bags , cloth sacks , or wooden barrels . The ...
... cost is lowered . In the following chapters , Portland cement is always referred to unless another is specifically mentioned . How Portland Cement Comes . - Portland cement comes in paper bags , cloth sacks , or wooden barrels . The ...
Сторінка 19
... cost of FIG . 2. - Pat Showing Shrinkage additional grinding . Cracks Due to Overwet Mixture or Too Rapid Drying . The strength of cement is usually determined by submitting a specimen of known cross - section to a tensile strain . The ...
... cost of FIG . 2. - Pat Showing Shrinkage additional grinding . Cracks Due to Overwet Mixture or Too Rapid Drying . The strength of cement is usually determined by submitting a specimen of known cross - section to a tensile strain . The ...
Сторінка 26
... cost may often be obtained by introducing large stones into the concrete . Concrete of this character is called Rubble Concrete or Cyclopean Masonry . The percentage of rubble stones employed varies from a few per cent to over half the ...
... cost may often be obtained by introducing large stones into the concrete . Concrete of this character is called Rubble Concrete or Cyclopean Masonry . The percentage of rubble stones employed varies from a few per cent to over half the ...
Сторінка 56
... cost of putting concrete in place is about 50 cents per cu . yd . When mixed by machine and deposited by hand , this cost will run from 75 cents to 90 cents per cu . yd . Precautions in Mixing . In mixing concrete by machinery the ...
... cost of putting concrete in place is about 50 cents per cu . yd . When mixed by machine and deposited by hand , this cost will run from 75 cents to 90 cents per cu . yd . Precautions in Mixing . In mixing concrete by machinery the ...
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50 cents abutment acid aggregate applied arch asphalt barrel bars bending bottom brick bridge broken stone building carrying cent centre chapter coat color columns compression compressive stress concrete blocks consists construction cost cracks crete cubic cubic foot depth diameter employed engineer face feet filled finish floor forms formula foundation girders gravel grout gypsum hardening horizontal hydraulic lime inches lath lime load machine manufacture masonry material metal method mixer mixing mixture mortar mould O'CONOR SLOANE obtained ornamental pile pipe placed plaster plaster of Paris Portland cement posts practical pressure Price proportions reinforced concrete reinforced-concrete removed resistance retaining walls rods Rule sand sewer shear slab slaked lime space span steel stirrups strength stress structure stucco surface tamped tanks tensile stresses tension tests tile trowel tunnel vertical waterproofing weight wire wooden
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Сторінка 25 - Pats of neat cement about three inches in diameter, one-half inch thick at the center, and tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours.