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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Результати 6-10 із 66
Сторінка 22
... for even longer periods running into many years . They are then broken in testing machines . The briquettes are made both of pure cement and of cement mortar mixed with varying proportions of [ 22 ] Handbook for Cement and Concrete Users.
... for even longer periods running into many years . They are then broken in testing machines . The briquettes are made both of pure cement and of cement mortar mixed with varying proportions of [ 22 ] Handbook for Cement and Concrete Users.
Сторінка 23
... machines , and broken by bending , shear- ing , or compression , and the actual strength determined . It is proper to say here that to the credit of American cement manufacturers , the consumer need have but little fear of the quality ...
... machines , and broken by bending , shear- ing , or compression , and the actual strength determined . It is proper to say here that to the credit of American cement manufacturers , the consumer need have but little fear of the quality ...
Сторінка 44
... Machine mixers frequently have automatic measuring devices . When removed from the bag or barrel , cement occupies about 15 per cent more space than when in the original package ; or a 1 : 2 : 4 mixture measured by counting the number ...
... Machine mixers frequently have automatic measuring devices . When removed from the bag or barrel , cement occupies about 15 per cent more space than when in the original package ; or a 1 : 2 : 4 mixture measured by counting the number ...
Сторінка 47
... Machine . - Placing the Concrete . - Protection of Concrete After Placing . - Placing Concrete Under Water . THE proper mixing and placing of concrete is fully as important as is the proportioning of its ingredients . Two general ...
... Machine . - Placing the Concrete . - Protection of Concrete After Placing . - Placing Concrete Under Water . THE proper mixing and placing of concrete is fully as important as is the proportioning of its ingredients . Two general ...
Сторінка 52
... MACHINE Machine mixers are more efficient and economical than hand labor and are used exclusively on all large jobs . In machine mixing , the making and placing of concrete is divided into the following operations : 1. Transportation of ...
... MACHINE Machine mixers are more efficient and economical than hand labor and are used exclusively on all large jobs . In machine mixing , the making and placing of concrete is divided into the following operations : 1. Transportation of ...
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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.