Development of a Probability Based Load Criterion for American National Standard A58: Building Code Requirements for Minimum Design Loads in Buildings and Other Structures, Volume 13U.S. Department of Commerce, National Bureau of Standards, 1980 - 222 pages |
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Page 11
... less than unity and which reflects the degree of uncertainty associated with the determination of the resistance . The sum yQ is the product of the " load effect " Q ( i.e. , the force on bending moment , shear force , torque , axial ...
... less than unity and which reflects the degree of uncertainty associated with the determination of the resistance . The sum yQ is the product of the " load effect " Q ( i.e. , the force on bending moment , shear force , torque , axial ...
Page 11
... less than the maximum live load . The load combination which involves the wind load thus reflects the fact that it is not expected that the maximum live load and the maximum wind load will act simultaneously . Traditionally this ...
... less than the maximum live load . The load combination which involves the wind load thus reflects the fact that it is not expected that the maximum live load and the maximum wind load will act simultaneously . Traditionally this ...
Page 11
... less danger of loss of life , a higher probability of occurrence may be tolerated than in the case of the ultimate limit states . For buildings the following limit states may be important : a ) excessive deflection or rotation affecting ...
... less danger of loss of life , a higher probability of occurrence may be tolerated than in the case of the ultimate limit states . For buildings the following limit states may be important : a ) excessive deflection or rotation affecting ...
Page 11
... less safety than normally considered adequate , particularly if loads counteract each other . 1.2.2 Strength Design Safety provisions in several design standards are based on the ultimate strength of critical member sections ( strength ...
... less safety than normally considered adequate , particularly if loads counteract each other . 1.2.2 Strength Design Safety provisions in several design standards are based on the ultimate strength of critical member sections ( strength ...
Page 13
... less on the basis of subjective judgment in the past . While they may seem reasonable intuitively , there is no assurance that the design criteria are entirely consistent with the performance objectives of the groups that develop them ...
... less on the basis of subjective judgment in the past . While they may seem reasonable intuitively , there is no assurance that the design criteria are entirely consistent with the performance objectives of the groups that develop them ...
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Common terms and phrases
A58 Standard AISC allowable stresses Aluminum ANSI Appendix arbitrary point-in-time ASCE assumed axial load Brick Masonry calculated coefficient of variation columns compression plus bending computed Concrete Masonry criteria dead load earthquake loads eccentricity Engineering estimates factor of safety Flexure ft² Grade 60 gravity loads influence area limit state equation limit states design live load Lo/Dn Load and Resistance load combinations load criterion load effect load factors load ratios lognormal masonry walls material specification N/mm² nominal load nominal resistance normal normal distribution parameters prestressed concrete probability distribution procedure reinforced concrete Reinforced Concrete Beams reliability analysis reliability index resistance factors Resistance Statistics safety selected shear slabs snow load steel beams stirrups Structural Division Table tensile strength Tension member timber Type uncertainties walls in compression Weibull wind load yield stress
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