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 40
... Grade 60 Flexure , Reinforced Concrete , Grade 40 Flexure , Cast - in - Place Pretensioned Beams Flexure , Cast - in - Place Post - Tensioned Beams Short Columns , Compression Failure , f ' = 3 ksi Short Columns , Tension Failure , f ...
... Grade 60 Flexure , Reinforced Concrete , Grade 40 Flexure , Cast - in - Place Pretensioned Beams Flexure , Cast - in - Place Post - Tensioned Beams Short Columns , Compression Failure , f ' = 3 ksi Short Columns , Tension Failure , f ...
Page 45
... Grade 60 D + L 1.05 0.11 2 - RC Grade 40 D + L 1.15 0.14 3 RC - Grade 60 D + S 1.05 0.11 1 4 · RC Grade 40 D + S 1.15 0.14 5 Steel D + L 1.07 0.13 6 Steel D + S 1.07 0.13 0 1 L 0 0.5 1.0 1.5 2.0 2.5 3.0 Figure 4.1 - Lo / Dn or Sn / Dn ...
... Grade 60 D + L 1.05 0.11 2 - RC Grade 40 D + L 1.15 0.14 3 RC - Grade 60 D + S 1.05 0.11 1 4 · RC Grade 40 D + S 1.15 0.14 5 Steel D + L 1.07 0.13 6 Steel D + S 1.07 0.13 0 1 L 0 0.5 1.0 1.5 2.0 2.5 3.0 Figure 4.1 - Lo / Dn or Sn / Dn ...
Page 50
... Grade 60 Reinforcement R / Rn = 1.103 VR = 0.11 0 0.5 1.0 1.5 2.0 2.5 3.0 Wn / Dn Lo / Dn 0 0.5 1.0 ( b ) R / C Beams Grade 40 Reinforcement · R / Rn = 1.213 VR = 0.14 0 0 0.5 1.0 1.5 2.0 2.5 3.0 Wn / Dn Figure 4.5 - Reliability Index ...
... Grade 60 Reinforcement R / Rn = 1.103 VR = 0.11 0 0.5 1.0 1.5 2.0 2.5 3.0 Wn / Dn Lo / Dn 0 0.5 1.0 ( b ) R / C Beams Grade 40 Reinforcement · R / Rn = 1.213 VR = 0.14 0 0 0.5 1.0 1.5 2.0 2.5 3.0 Wn / Dn Figure 4.5 - Reliability Index ...
Page 52
... Grade 60 Earthquake load AT = 400 ft2 Lo / Dn = 0.5 Beam · Column ( Spiral ) 1 0 1 2 3 4 5 En / Dn Boston ( U / En = 0.4 ) Los Angeles ( U / En = 0.67 ) Boston ( U / En = 0.4 ) Los Angeles ( U / En = 0.67 ) - Figure 4.6 Reliability ...
... Grade 60 Earthquake load AT = 400 ft2 Lo / Dn = 0.5 Beam · Column ( Spiral ) 1 0 1 2 3 4 5 En / Dn Boston ( U / En = 0.4 ) Los Angeles ( U / En = 0.67 ) Boston ( U / En = 0.4 ) Los Angeles ( U / En = 0.67 ) - Figure 4.6 Reliability ...
Page 53
... ( Grade 60 reinforcement ) 2 3 2 12 0 0 1 2 3 5 Wn / Dn Figure 4.7 - Current Reliability Index for Steel and Reinforced Concrete Members - Counteracting Loads material technologies . It appears that 8 inherent in current 53.
... ( Grade 60 reinforcement ) 2 3 2 12 0 0 1 2 3 5 Wn / Dn Figure 4.7 - Current Reliability Index for Steel and Reinforced Concrete Members - Counteracting Loads material technologies . It appears that 8 inherent in current 53.
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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.