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 2
... steel , and that any statement made by him relating to the position of steel should carry great weight . At the recent conference of governors and scientists at the White House , Washington , which was held under the chairmanship of ex ...
... steel , and that any statement made by him relating to the position of steel should carry great weight . At the recent conference of governors and scientists at the White House , Washington , which was held under the chairmanship of ex ...
Сторінка 12
... steel cylinder varying from 50 to 200 ft . in length and from 5 to 12 ft . in diameter . By means of appropriate machinery it is slowly rotated at an average speed of one revolution a minute . The cylinder is usually slightly inclined ...
... steel cylinder varying from 50 to 200 ft . in length and from 5 to 12 ft . in diameter . By means of appropriate machinery it is slowly rotated at an average speed of one revolution a minute . The cylinder is usually slightly inclined ...
Сторінка 27
... steel from corrosion . When used , great care must be taken in the mixing and proportioning of the ingredients . A rich mixture of cement should always be required . Asphalt or tar concrete , in which broken stone or cinders are mixed ...
... steel from corrosion . When used , great care must be taken in the mixing and proportioning of the ingredients . A rich mixture of cement should always be required . Asphalt or tar concrete , in which broken stone or cinders are mixed ...
Сторінка 30
... steel " When brick and terra - cotta are heated , no c but when concrete is heated up to 1,000 ° F. decomposed , dehydration occurs , and water process takes a relatively great amount of about as much heat to drive the water out inch of ...
... steel " When brick and terra - cotta are heated , no c but when concrete is heated up to 1,000 ° F. decomposed , dehydration occurs , and water process takes a relatively great amount of about as much heat to drive the water out inch of ...
Сторінка 54
... steel deflector which plough through and pick up the To discharge the batch , a chute is pr tilted so that one end projects into the up by the deflectors drops back on to The special features of the batch mi 1. It is suitable for either ...
... steel deflector which plough through and pick up the To discharge the batch , a chute is pr tilted so that one end projects into the up by the deflectors drops back on to The special features of the batch mi 1. It is suitable for either ...
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abutment acid aggregate applied arch asphalt barrel bars bending bending moment bottom brick bridge broken stone building caissons carrying cent centre chapter coal tar coat color column compression compressive stress concrete blocks consists construction cost counterforts cracks crete cubic cubic foot depth diameter employed engineer face feet filled finish floor forms formula foundation girders gravel grout gypsum horizontal inches inches thick lath lime load machine manufacture masonry material metal method mixer mixing mixture mortar mould obtained ornamental pile pipe placed plaster plaster of Paris Portland cement practical pressure proportions reinforced concrete reinforced-concrete removed resistance retaining walls rods Rule sand sewer shear shearing stress slab 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.