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 72
... stressed in the slightest DETAR OF COLUMN FORM 霸 SECTION THROUGH BEAN DETAIL OF INTERSECTION OF BLAN & GIRALD FDRESSED SECTION THROUGH GIRPERS F FIG . 25. Typical Forms for Reinforced Concrete Factory Floors . degree before the ...
... stressed in the slightest DETAR OF COLUMN FORM 霸 SECTION THROUGH BEAN DETAIL OF INTERSECTION OF BLAN & GIRALD FDRESSED SECTION THROUGH GIRPERS F FIG . 25. Typical Forms for Reinforced Concrete Factory Floors . degree before the ...
Сторінка 75
... stress . 4. Compute plank joists and timber beams by the following formula , allowing a maximum deflection of 1/8 inch : and d = 3 384 W 13 EI b h2 I = 12 ( 1 ) ( 2 ) in which d = Greatest deflection in inches . W = Total load on plank ...
... stress . 4. Compute plank joists and timber beams by the following formula , allowing a maximum deflection of 1/8 inch : and d = 3 384 W 13 EI b h2 I = 12 ( 1 ) ( 2 ) in which d = Greatest deflection in inches . W = Total load on plank ...
Сторінка 169
... stress . When the loads are within the safe carrying capacity of the material , this condition of stress is shown by a slight increase or diminution in size . When the loads exceed this limit the material is no longer able to withstand ...
... stress . When the loads are within the safe carrying capacity of the material , this condition of stress is shown by a slight increase or diminution in size . When the loads exceed this limit the material is no longer able to withstand ...
Сторінка 170
... stress when acted upon by forces which tend to tear or pull it apart , as a stretched rope . A body is under compression or undergoes a compressive stress when the external forces tend to crush the material of which it is composed as a ...
... stress when acted upon by forces which tend to tear or pull it apart , as a stretched rope . A body is under compression or undergoes a compressive stress when the external forces tend to crush the material of which it is composed as a ...
Сторінка 171
... stress . Stirrups slip along the horizontal reinforcement , which , therefore , cannot be developed . Beam with horizontal reinforcement only .. Note arch action . furnishes no abutment for the inclined stresses , and will slip . L ...
... stress . Stirrups slip along the horizontal reinforcement , which , therefore , cannot be developed . Beam with horizontal reinforcement only .. Note arch action . furnishes no abutment for the inclined stresses , and will slip . L ...
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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.