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 76
... girders are shored to prevent appreciable weight reaching columns . Conduits : two or three days , provided there is not a heavy fill upon them . Arches : of small size , one week ; for large arches with heavy dead load , one month ...
... girders are shored to prevent appreciable weight reaching columns . Conduits : two or three days , provided there is not a heavy fill upon them . Arches : of small size , one week ; for large arches with heavy dead load , one month ...
Сторінка 113
... girder forms , the acid treatment is required . Tinting and Coloring . The use of colored or tinted surfaces ncludes : a . Pure white or cream - colored tints . b . Colors produced by the use of pigments . c . Colors obtained from the ...
... girder forms , the acid treatment is required . Tinting and Coloring . The use of colored or tinted surfaces ncludes : a . Pure white or cream - colored tints . b . Colors produced by the use of pigments . c . Colors obtained from the ...
Сторінка 136
... Girders or Joists . - Wherever girders or joists rest upon walls so that there is a concentrated load on the block of over two ( 2 ) tons , the block supporting the girder or joists must be made solid for at least eight ( 8 ) inches ...
... Girders or Joists . - Wherever girders or joists rest upon walls so that there is a concentrated load on the block of over two ( 2 ) tons , the block supporting the girder or joists must be made solid for at least eight ( 8 ) inches ...
Сторінка 168
... girders , beams , and slabs , no stone or other aggregate should be used larger than what will pass a one - inch ... girder , the slab , the column , and the arch and all structures , however com- plicated , are either a modification or ...
... girders , beams , and slabs , no stone or other aggregate should be used larger than what will pass a one - inch ... girder , the slab , the column , and the arch and all structures , however com- plicated , are either a modification or ...
Сторінка 170
... girder to carry a load over an opening . This action is illustrated in the case of a plank . When a plank is laid flatwise and supported at the ends , a comparatively slight load at the centre will cause it to sag or bend . The effect ...
... girder to carry a load over an opening . This action is illustrated in the case of a plank . When a plank is laid flatwise and supported at the ends , a comparatively slight load at the centre will cause it to sag or bend . The effect ...
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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.