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 15
... coats ; the first of cement and sand is about 1/2 to 3/4 in . thick . The second coat is thinner and is composed of neat cement without the admixture of sand . Portland cement with a large proportion of sand , as much as 90 per cent ...
... coats ; the first of cement and sand is about 1/2 to 3/4 in . thick . The second coat is thinner and is composed of neat cement without the admixture of sand . Portland cement with a large proportion of sand , as much as 90 per cent ...
Сторінка 28
... coat those of the finest aggregate . When this condition obtains , the set will produce a mass of ever- lasting stone . Many experiments have been made to show the effect on the strength of concrete of the admixture of various materials ...
... coat those of the finest aggregate . When this condition obtains , the set will produce a mass of ever- lasting stone . Many experiments have been made to show the effect on the strength of concrete of the admixture of various materials ...
Сторінка 36
... coat , and requires more cement and water than coarse sand . The sharpness of the grains of sand has little to do with its value . It has commonly been supposed that sand should be sharp . This , however , is one of the theories which ...
... coat , and requires more cement and water than coarse sand . The sharpness of the grains of sand has little to do with its value . It has commonly been supposed that sand should be sharp . This , however , is one of the theories which ...
Сторінка 43
... coat each grain , while the sand with its coating of cement would fill the voids in the aggregate and also cover each stone with a film of mortar . In practice , it is impossible to fill all of the voids in concrete . In the first place ...
... coat each grain , while the sand with its coating of cement would fill the voids in the aggregate and also cover each stone with a film of mortar . In practice , it is impossible to fill all of the voids in concrete . In the first place ...
Сторінка 85
... coat of damp - resisting paint on the exterior surface will be effective . Reinforced Concrete , which is extensively employed in factory construction , is coming into use for dwellings in order to permit of lighter walls and partitions ...
... coat of damp - resisting paint on the exterior surface will be effective . Reinforced Concrete , which is extensively employed in factory construction , is coming into use for dwellings in order to permit of lighter walls and partitions ...
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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
Популярні уривки
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.