• Edward S. Hoffman
  • David P. Gustafson
  • Albert J. Gouwens


The most notable change in column design provisions of the ACI 318–95 is a revision to slenderness effects to better recognize the use of second-order analyses and to improve the arrangement of the provisions dealing with non-sway (braced) and sway frames. Separate moment magnification factors and separate moment magnification equations are given for nonsway frames and for sway frames.


Axial Load Design Strength Factor Moment Interaction Curve Effective Length Factor 
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Copyright information

© Springer Science+Business Media New York 1998

Authors and Affiliations

  • Edward S. Hoffman
    • 1
  • David P. Gustafson
    • 2
  • Albert J. Gouwens
    • 3
  1. 1.Edward S. Hoffman, Ltd.ChicagoUSA
  2. 2.Concrete Reinforcing Steel InstituteSchaumburgUSA
  3. 3.Gouwens Engineering Consultants, Inc.ElmhurstUSA

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