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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Результати 1-5 із 63
Сторінка 48
... side , using five 2 inch x 4 inch x 9 foot cleats to hold them together . If I inch x 6 inch tongue - and - groove roofers can be obtained , they will do very nicely if fairly free from knots . The object of the surfaced board is to ...
... side , using five 2 inch x 4 inch x 9 foot cleats to hold them together . If I inch x 6 inch tongue - and - groove roofers can be obtained , they will do very nicely if fairly free from knots . The object of the surfaced board is to ...
Сторінка 49
... side and edges . ( Any width of plank may be used ; 12 " is specified only for convenience . ) 5 pcs . 2 " X 4 " X 12′0 ′′ rough . 2 pcs . 2 " X 2 " X 10'0 " rough . 2 pcs . 2 " x 2 " X 12′0 ′′ rough . Runs . - 2 " , 2 1/2 " , or 3 ...
... side and edges . ( Any width of plank may be used ; 12 " is specified only for convenience . ) 5 pcs . 2 " X 4 " X 12′0 ′′ rough . 2 pcs . 2 " X 2 " X 10'0 " rough . 2 pcs . 2 " x 2 " X 12′0 ′′ rough . Runs . - 2 " , 2 1/2 " , or 3 ...
Сторінка 50
... side . Starting at his feet and shovelling away from him , each man takes a full shovel - load , turning the shovel over . In turning the shovel , do not simply dump the sand and cement but shake the materials off the end and sides of ...
... side . Starting at his feet and shovelling away from him , each man takes a full shovel - load , turning the shovel over . In turning the shovel , do not simply dump the sand and cement but shake the materials off the end and sides of ...
Сторінка 60
... side and place the flat side against the form as shown in illustration . In the case of a dry mixture , " spading " must be done with greatest care by experienced hands to get uniform results , but with a medium or wet mixture it is ...
... side and place the flat side against the form as shown in illustration . In the case of a dry mixture , " spading " must be done with greatest care by experienced hands to get uniform results , but with a medium or wet mixture it is ...
Сторінка 65
... side and that usually the outside . In all narrow forms , the studding on opposite sides should be tied together by bolts or wires . In all braced forms , the posts against which the 5 [ 65 ] Forms for Concrete Construction.
... side and that usually the outside . In all narrow forms , the studding on opposite sides should be tied together by bolts or wires . In all braced forms , the posts against which the 5 [ 65 ] Forms for Concrete Construction.
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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.