NEHRP Clearinghouse

displaying 631 - 640 results in total 720

  • Rahnama, M.; Krawinkler, H.
    Effects of Soft Soil and Hysteresis Model on Seismic Demands.
    National Science Foundation, Arlington, VA.; Kajima Corp., Tokyo (Japan)., July 1993, 249 p.
    Keywords: ; Earthquake resistant structures; Mathematical models; Structural design; Dynamic response; Strain hardening; Earthquake engineering; Ground motion; Hysteresis; Displacement; Soil structure interactions; Stiffness; Nonlinear systems; Ductility; Soil mechanics; Structural analysis

  • Tsopelas, P.; Constantinou, M. C.
    NCEER-Taisei Corporation Research Program on Sliding Seismic Isolation Systems for Bridges: Experimental and Analytical Study of a System Consisting of Lubricated PTFE Sliding Bearings and Mild Steel Dampers.
    National Science Foundation, Washington, DC.; New York State Science and Technology Foundation, Albany., July 22, 1994, 160 p.
    Identifying Number(s): NCEER-94-0022
    Keywords: ; Bridges (Structures); Seismic design; Earthquake resistant structures; Structural vibration; Model tests; Dynamic response; Earthquake engineering; Vibration damping; Hysteresis; Displacement; Bridge design; Vibration isolators; Bearings; Structural analysis

  • Filippou, F. C.; D'Ambrisi, A.; Issa, A.
    Nonlinear Static and Dynamic Analysis of Reinforced Concrete Subassemblages.
    National Science Foundation, Arlington, VA.; Istituto Superiore di Ricerca sui Materiali Speciali, Terni (Italy).; Italian Dottorato di Ricerca Meccanica delle Strutture, Bologna (Italy)., August 1992, 198 p.
    Identifying Number(s): UCB/EERC-92/08
    Keywords: ; Girders; Earthquake resistant structures; Reinforced concrete; Dynamic response; Dynamic models; Earthquake engineering; Ground motion; Stress analysis; Stiffness; Displacement; Nonlinear systems; Reinforcement (Structures); Structural components; Structural analysis

  • Monti, G.; Spacone, E.; Filippou, F. C.
    Model for Anchored Reinforcing Bars under Seismic Excitations.
    National Science Foundation, Arlington, VA., December 1993, 106 p.
    Identifying Number(s): UCB/EERC-93/08
    Keywords: ; Finite element method; Earthquake resistant structures; Reinforcing materials; Reinforced concrete; Reinforcement (Structures); Anchors (Structural); Dynamic response; Earthquake engineering; Yield strength; Displacement; Cyclic loads; Bond stress; Dynamic models; Structural analysis

  • Basoez, N.; Kiremidjian, A. S.
    Prioritization of Bridges for Seismic Retrofitting.
    National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Arlington, VA., January 1995, 174 p.
    Keywords: Priorities; Bridge failures; Seismic retrofitting; Damage assessment; Risk assessment; Earthquake resistant structures; Algorithms; Structural design; Traffic impedances; Bridge design; Rehabilitation; Highway maintenance; Structural analysis; Reinforcing materials; Expert systems; Earthquake engineering; Knowledge based systems; Reinforcement (Structures); Highway management

  • Dyke, S. J.; Spencer, B. F.; Quast, P.; Sain, M. K.; Kaspari, D. C.; Soong, T. T.
    Experimental Verification of Acceleration Feedback Control Strategies for an Active Tendon System.
    National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., August 29, 1994, 106 p.
    Identifying Number(s): NCEER-94-0024
    Keywords: Structural engineering; Earthquake resistant structures; Feedback control; Computerized simulation; Controllers; Dynamic response; Earthquake engineering; Control systems design; Active tendon systems; Transfer functions; Stochastic processes; Structural analysis

  • Wen, Y. K.; Hwang, H.; Shinozuka, M.
    Development of Reliability-Based Design Criteria for Building under Seismic Load.
    National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., August 1, 1994, 176 p.
    Identifying Number(s): NCEER-94-0023
    Keywords: Structural engineering; Probability; Earthquake resistant structures; Dynamic loads; Mathematical models; Reliability analysis; Structural design; Reliability-based design; Buildings; Earthquake engineering; Displacement; Nonlinear systems; Building codes; Design criteria; Structural analysis

  • Pekcan, G.; Mander, J. B.; Chen, S. S.
    Experimental and Analytical Study of Low-Cycle Fatigue Behavior of Semi-Rigid Top-And-Seat Angle Connections.
    National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., January 5, 1995, 129 p.
    Identifying Number(s): NCEER-95-0002
    Keywords: ; Structural engineering; Earthquake resistant structures; Steel structures; Structural failure; Fatigue life; Construction materials; Dynamic response; Earthquake engineering; Fatigue (Materials); Connectors; Cyclic loads; Loads (Forces); Structural analysis

  • Chai, Y. H.; Priestley, M. J. N.; Seible, F.
    Flexural Retrofit of Circular Reinforced Concrete Bridge Columns by Steel Jacketing. Experimental Studies.
    California State Dept. of Transportation, Sacramento. Office of Structures Design.; California State Business and Transportation Agency, Los Angeles.; Federal Highway Administration, Sacramento, CA. California Div.; National Science Foundation, Arlington, VA., October 1991, 172 p.
    Identifying Number(s): UCSD/SSRP-91/06
    Keywords: ; Reinforced concrete; Columns (Supports); Deflection; Bridge maintenance; Design analysis; Ductility; Earthquake resistant structures; Retrofitting; Earthquake damage; Buckling; Highway bridges; Structural steels; Circular bodies; Bridge design; Highway maintenance; Structural analysis; Reinforcing materials; Flexural strength; Earthquake engineering; Bending moments; Reinforcement (Structures)

  • Gavin, H. P.; Hanson, R. D.
    Electrorheological Dampers for Structural Vibration Suppression.
    National Science Foundation, Arlington, VA., August 14, 1995, 210 p.
    Identifying Number(s): UMCEE-94-35
    Keywords: Rheology; Earthquake resistant structures; Structural vibration; Mathematical models; Viscous damping; Dynamic response; Actuators; Earthquake engineering; Electrorheological materials; Poiseuille flow; Vibration damping; Stress analysis; Vibration isolators; Ducted flow; Viscoelasticity