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 v
... STONE , AND GRAVEL FOR CONCRETE Selection of Sand . - Tests for Sand . - Washing Sand . - Mixture of Bank Sand and Gravel . - Broken Stone . - Gravel , CHAPTER VI HOW TO PROPORTION THE MATERIALS Nature of the Problem . - Voids in ...
... STONE , AND GRAVEL FOR CONCRETE Selection of Sand . - Tests for Sand . - Washing Sand . - Mixture of Bank Sand and Gravel . - Broken Stone . - Gravel , CHAPTER VI HOW TO PROPORTION THE MATERIALS Nature of the Problem . - Voids in ...
Сторінка 1
... Stone Age to the Iron Age ; we seem to be passing from the Steel Age to the Cement Stone or Concrete Age . We tread on concrete walks , travel in concrete subways , over concrete bridges , live and work in concrete buildings , store our ...
... Stone Age to the Iron Age ; we seem to be passing from the Steel Age to the Cement Stone or Concrete Age . We tread on concrete walks , travel in concrete subways , over concrete bridges , live and work in concrete buildings , store our ...
Сторінка 2
... stone in strength , durability and convenience , and economy and use . " For a great steelmaker to announce his conviction that concrete promises to become superior to steel and stone in strength , dur- ability , convenience , and ...
... stone in strength , durability and convenience , and economy and use . " For a great steelmaker to announce his conviction that concrete promises to become superior to steel and stone in strength , dur- ability , convenience , and ...
Сторінка 13
... stone , or marble . 12. Setting and pointing between blocks or slabs of white marble , limestone , or brick . White cement is mixed with white sand , crushed white quartz , ground marble ( not dust ) , or ground white limestone to ...
... stone , or marble . 12. Setting and pointing between blocks or slabs of white marble , limestone , or brick . White cement is mixed with white sand , crushed white quartz , ground marble ( not dust ) , or ground white limestone to ...
Сторінка 14
... stone or brick . The adhesion to iron is from 24 to 37 lbs . per sq . in . The quality of plaster may be tested by simply squeezing it with the hand . If it coheres slightly , and keeps in position after the hand has been gently opened ...
... stone or brick . The adhesion to iron is from 24 to 37 lbs . per sq . in . The quality of plaster may be tested by simply squeezing it with the hand . If it coheres slightly , and keeps in position after the hand has been gently opened ...
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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.