NEHRP Clearinghouse

displaying 41 - 50 results in total 68

  • ['Sun, J. I.', 'Golesorkhi, R.', 'Seed, H. B.']
    Dynamic Moduli and Damping Ratios for Cohesive Soils.
    National Science Foundation, Washington, DC., August 1988, 56 p.
    Identifying Number(s): UCB/EERC-88/15
    Keywords: ; Disturbances; Consolidation; Plasticity; Mudstone; Clay soils; Damping; Offshore drilling; Void ratio; Graphs (Charts); Dynamic response; Cohesive soils; Shear strain; Stresses; Stabilized platforms; Loads (Forces); Soil mechanics; Earthquakes

  • Kelly, J. M.
    Base Isolation in Japan, 1988.
    National Science Foundation, Washington, DC., December 1988, 100 p.
    Identifying Number(s): UCB/EERC-88/20
    Keywords: ; Shock absorbers; Earthquake resistant structures; Seismic waves; Structural vibration; Damping; Buildings; Earthquake engineering; Vibration damping; Vibration isolators; Japan; Earthquakes

  • ['Liang, Z.', 'Lee, G. C.']
    Damping of Structures: Part 1. Theory of Complex Damping.
    National Science Foundation, Washington, DC., October 10, 1991, 259 p.
    Identifying Number(s): NCEER-91-0004
    Keywords: ; Earthquake resistant structures; Structural vibration; Seismic waves; Matrices (Mathematics); Mathematical models; Damping; Dynamic response; Earthquake engineering; Vibration damping; Dissipation; Dynamic structural analysis

  • ['Chang, T. S.', 'Teh, L. K.', 'Zhang, Y.']
    Seismic Characteristics of Sediments in the New Madrid Seismic Zone.
    National Science Foundation, Washington, DC., February 1992, 157 p.
    Keywords: Mississippi; Strains; New Madrid Seismic Zone; Test facilities; Tennessee; Arkansas; Damping; Shear properties; Dynamic response; Earthquake engineering; Soil pressure; Soil properties; Sands; Seismic effects; Soil mechanics; Sediments; Soil tests

  • ['Kariotis, J. C.', 'Waqfi, O. M.', 'Ewing, R. D.']
    Computer Program Using Beam Elements for the Nonlinear, Dynamic Analysis of Lumped Parameter Models.
    National Science Foundation, Washington, DC., February 1992, 96 p.
    Identifying Number(s): REPT-2.3-5
    Keywords: Equations of motion; Displacement; Loads (Forces); Damping; Nonlinear systems; Masonry; Concrete; Matrices (Mathematics); Algorithms; LPM/II computer program; Stiffness; Beams (Supports); Walls; Dynamic response; Degrees of freedom; Earthquake engineering; Boundary conditions; Computer programs; Reinforcement (Structures); Mechanical properties; Dynamic structural analysis

  • ['Waqfi, O. M.', 'Kariotis, J. C.']
    Comparison of the Dynamic Response of a Damped MDOF Nonlinear Beam Model with an Equivalent SDOF Hysteretic Model.
    National Science Foundation, Washington, DC., April 27, 1992, 92 p.
    Identifying Number(s): REPT-2.3-6
    Keywords: ; Deformation; Earth movements; Displacement; Loads (Forces); Structural members; Damping; Mathematical models; Nonlinear systems; Masonry; Structural vibration; Mechanical hysteresis; Stiffness; Beams (Supports); Walls; Dynamic response; Degrees of freedom; Earthquake engineering; Energy dissipation; Reinforcement (Structures); Mechanical properties

  • ['Kariotis, J. C.', 'Waqfi, O. M.']
    Trial Designs Made in Accordance with Tentative Limit States Design Standards for Reinforced Masonry Buildings.
    National Science Foundation, Washington, DC., February 1992, 242 p.
    Identifying Number(s): REPT-9.1-2
    Keywords: ; Deformation; Moments; Earth movements; Displacement; Loads (Forces); Structural members; Mathematical models; Damping; Masonry; Structural design; Earthquake damage; Buildings; Stiffness; Seismic effects; Walls; Design standards; Earthquake engineering; Reinforcement (Structures); Mechanical properties

  • ['Kariotis, J. C.', 'El-Mustapha, A. M.', 'Ewing, R. D.']
    Influence of Foundation Model on the Uplifting of Structures.
    National Science Foundation, Washington, DC., July 1988, 41 p.
    Identifying Number(s): REPT-2.3-2
    Keywords: ; Algorithms; Mathematical models; Damping; Earth movements; Earthquake damage; Dynamic response; Buildings; Degrees of freedom; Uplift pressure; Earthquake engineering; Displacement; Foundations; Loads (Forces); Soil mechanics; Dynamic structural analysis

  • Shustov, V.
    Base Isolation: Fresh Insight.
    National Science Foundation, Washington, DC., June 15, 1993, 48 p.
    Keywords: Seismic design; Earthquake resistant structures; Seismic waves; Damping; Absorption; Mathematical models; Foundations; Mechanical vibrations; Soil-structure interactions; Base isolation; Isolators; Displacement; Seismic isolation

  • ['Chang, K. C.', 'Lai, M. L.', 'Soong, T. T.', 'Hao, D. S.', 'Yeh, Y. C.']
    Seismic Behavior and Design Guidelines for Steel Frame Structures with Added Viscoelastic Dampers.
    National Science Foundation, Washington, DC.; New York State Science and Technology Foundation, Albany., May 1, 1993, 138 p.
    Identifying Number(s): NCEER-93-0009
    Keywords: ; Seismic design; Steel structures; Damping; Buildings; Earthquake engineering; Tests; Viscoelasticity