NEHRP Clearinghouse

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• ['De la Llera, J. C.', 'Chopra, A. K.']
  Evaluation of Code Accidental-Torsion Provisions Using Earthquake Records from Three Nominally Symmetric-Plan Buildings.
  National Science Foundation, Washington, DC.; California Strong Motion Instrumentation Program, Sacramento., July 1992, 170 p.
  Identifying Number(s): UCB/EERC-92/09
  Keywords: ; Seismic design; California; Torsion; Lateral pressure; Design standards; Earthquake engineering; Office buildings; Building codes; Structural analysis

• ['De la Llera, J. C.', 'Chopra, A. K.']
  Accidental and Natural Torsion in Earthquake Response and Design of Buildings.
  National Science Foundation, Washington, DC., June 1994, 316 p.
  Identifying Number(s): UCB/EERC-94/07
  Keywords: ; Seismic design; Torsion; Vibration; Mathematical models; Lateral pressure; Buildings; Earthquake engineering; Differential equations; Dynamic structural analysis