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 17
... pile the cement on the boards , covering the pile with canvas or pieces of roofing paper . CHAPTER III PROPERTIES , TESTING , AND REQUIREMENTS OF HYDRAULIC L [ 17 ] Kinds of Cement and How They are Made.
... pile the cement on the boards , covering the pile with canvas or pieces of roofing paper . CHAPTER III PROPERTIES , TESTING , AND REQUIREMENTS OF HYDRAULIC L [ 17 ] Kinds of Cement and How They are Made.
Сторінка 38
... pile of sand with a hose , for this only washes or transfers the dirt to a lower part of the pile . Sand , provided it is not too fine , can be satisfactorily washed , however , by making a washing trough . For sands a screen with 30 ...
... pile of sand with a hose , for this only washes or transfers the dirt to a lower part of the pile . Sand , provided it is not too fine , can be satisfactorily washed , however , by making a washing trough . For sands a screen with 30 ...
Сторінка 49
... . First load your sand in wheelbarrows from the sand pile , wheel on to the " Board , " and fill the sand - measuring box , which is placed When about two feet from one of the 10 - 4 [ 49 ] How to Mix and Place Concrete.
... . First load your sand in wheelbarrows from the sand pile , wheel on to the " Board , " and fill the sand - measuring box , which is placed When about two feet from one of the 10 - 4 [ 49 ] How to Mix and Place Concrete.
Сторінка 50
... pile . Lift off the box and shovel the gravel on top of the sand and cement , spreading it as evenly as possible ... pile as evenly as possible . Be careful not to let too much water get near the edges of the pile , as it will run off ...
... pile . Lift off the box and shovel the gravel on top of the sand and cement , spreading it as evenly as possible ... pile as evenly as possible . Be careful not to let too much water get near the edges of the pile , as it will run off ...
Сторінка 51
... pile . The con- crete is now ready for placing . 12.12 Block FIG . 8. - Homemade Con- crete Tamper . Mixing Natural Mixture of Bank Sand and Gravel . - Spread out the mixture of sand and gravel as much as the board will readily permit ...
... pile . The con- crete is now ready for placing . 12.12 Block FIG . 8. - Homemade Con- crete Tamper . Mixing Natural Mixture of Bank Sand and Gravel . - Spread out the mixture of sand and gravel as much as the board will readily permit ...
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abutment acid aggregate applied arch asphalt barrel bars bottom brick bridge broken stone building carried centre cents chapter coat color columns compression compressive stress concrete blocks construction cost counterforts cracks crete cubic cubic foot depth diameter employed engine feet filled finish floor forms formula foundation girders gravel grout gypsum hardening horizontal hydraulic lime illustrated inches lath lime load machine manufacture masonry material metal method mixer mixing mixture mortar mould O'CONOR SLOANE obtained pile pipe placed plaster plaster of Paris Portland cement posts pounds practical pressure Price proportions reinforced concrete reinforced-concrete removed resistance retaining walls rods Rule sand sewer shear shearing stress slab slaked lime span steam steel stirrups strength stress structure stucco surface tamped tanks tensile stresses tests thick tile tion trowel Valve vertical waterproofing weight wire wooden ΙΟ
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Сторінка 24 - 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.
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Сторінка 37 - The uses to which the leading brands of steel may be adapted are concisely presented, and their treatment for working under different conditions explained, also the special methods for the hardening and tempering of special brands.
Сторінка 33 - This is the most complete book on the subject of Air that has ever been issued, and its thirty-five. chapters include about every phase of the subject one can think of. It may be called an encyclopedia of compressed air. It is written by an expert, who, in its 665 pages, has dealt with the subject in a comprehensive manner, no phase of it being omitted.
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