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
... normal building , Steps 1 and 2 have already been carried out by the standard committee . The design specification lists the limit states to be considered and presents load and resistance factors for use in checking these limit states ...
... normal building , Steps 1 and 2 have already been carried out by the standard committee . The design specification lists the limit states to be considered and presents load and resistance factors for use in checking these limit states ...
Page 15
... normal distributions , for example , then ( 2.4 ) R 2 where , R , o = mean and standard deviation ( o ! = variance ) for R and similarly for Q ; [ ] R R = standard normal probability distribution . If R and Q both have lognormal ...
... normal distributions , for example , then ( 2.4 ) R 2 where , R , o = mean and standard deviation ( o ! = variance ) for R and similarly for Q ; [ ] R R = standard normal probability distribution . If R and Q both have lognormal ...
Page 19
... normal and statistically between ẞ and Pf . independent , then R of failure is then 2 2 - Q is normal with mean R - Qand variance o The probability R 0 1 = Pf P [ R - Q < 0 ] = Lo exp √2π [ - 1/2 R - Q R Q = 0 x- ( R ° R - Q - Q ) dx ...
... normal and statistically between ẞ and Pf . independent , then R of failure is then 2 2 - Q is normal with mean R - Qand variance o The probability R 0 1 = Pf P [ R - Q < 0 ] = Lo exp √2π [ - 1/2 R - Q R Q = 0 x- ( R ° R - Q - Q ) dx ...
Page 22
... normal variables into equivalent normal variables prior to the solution of Eqs . 2.18 2.20 . The main advantage of doing this is that sums and differences of independent normal variables are also normal with easily calculated means and ...
... normal variables into equivalent normal variables prior to the solution of Eqs . 2.18 2.20 . The main advantage of doing this is that sums and differences of independent normal variables are also normal with easily calculated means and ...
Page 23
... normal distribution and density functions of X and ( ) is the i i i ' Having determined X and o i density function for the standard normal variate . N i o of the equivalent normal distributions , the solution proceeds exactly as ...
... normal distribution and density functions of X and ( ) is the i i i ' Having determined X and o i density function for the standard normal variate . N i o of the equivalent normal distributions , the solution proceeds exactly as ...
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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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Page 147 - Specification for the Design, Fabrication and Erection of Structural Steel for Buildings" (American Institute of Steel Construction).
Page 125 - Journal of the Structural Division, ASCE Vol. 103, No. ST8, Proc. Paper 13109, August 1977, pp. 1551-1560. A. 9 Galambos, TV and Ravindra, MK , "Tentative Load and Resistance Factor Design Criteria for Steel Buildings," Structural Division Research Report No.