NEHRP Clearinghouse

displaying 621 - 630 results in total 2187

  • Basharkhah, M. A.; Yao, J. T. P.
    Effects of Gain and Delay-Time of Control Devices to Structural Safety.
    National Science Foundation, Washington, DC., January 1982, 51 p.
    Identifying Number(s): CE-STR-82-5
    Keywords: Buildings; Earthquake resistant structures; Feedforward control; Earthquakes; Structural design; Feedback control; Vibration damping; Bridges (Structures); Controller characteristics

  • Viwathanatepa, S.; Popov, E. P.; Bertero, V. V.
    Effects of Generalized Loadings on Bond of Reinforcing Bars Embedded in Confined Concrete Blocks.
    National Science Foundation, Washington, DC., August 1979, 316 p.
    Identifying Number(s): UCB/EERC-79/22
    Keywords: Earthquake engineering; Earthquakes; Finite element analysis; Mathematical models; Framed structures; Construction joints; Cyclic loads; Dynamic structural analysis

  • Chang, N. Y.; Ko, H. Y.
    Effects of Grain Size Distribution on Dynamic Properties and Liquefaction Potential of Granular Soils.
    National Science Foundation, Washington, DC., March 1982, 358 p.
    Identifying Number(s): ['R82-103', 'GEOTECHNICAL PUB-111']
    Keywords: Noncohesive soils; Earthquake engineering; Sands; Triaxial tests; Soil properties; Liquefaction (Soils); Cyclic loads; Shear modulus; Grain size; Dynamic properties

  • Helweg, O. J.; Hwang, H. H. M.
    Effects of Hydrocarbon Spills from an Oil Pipeline Break on Ground Water.
    National Science Foundation, Washington, DC.; New York State Science and Technology Foundation, Albany., August 3, 1993, 121 p.
    Identifying Number(s): NCEER-93-0012
    Keywords: ; Hazardous materials spills; Ground water; Ruptures; Earthquakes; Petroleum pipelines; Soil structure interactions; Computerized simulation; Oil spills

  • HoLung, J. A.
    Effects of Protective Cushion and Soil Compliancy on the Response of Equipment within a Seismically Excited Building.
    National Science Foundation, Washington, DC., February 16, 1989, 74 p.
    Identifying Number(s): NCEER-89-0001
    Keywords: Soil compliancy; Buildings; Earthquake engineering; Equipment; Viscoelasticity; Random processes; Soil structure interactions; Cushions; Secondary systems; Protectors; Seismic effects

  • 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: ; Dynamic response; Ground motion; Hysteresis; Earthquake engineering; Earthquake resistant structures; Strain hardening; Structural design; Soil structure interactions; Stiffness; Displacement; Soil mechanics; Mathematical models; Structural analysis; Nonlinear systems; Ductility

  • Hao, H.
    Effects of Spatial Variation of Ground Motions on Large Multiply-Supported Structures.
    National Science Foundation, Washington, DC., July 1989, 171 p.
    Identifying Number(s): UCB/EERC-89/06
    Keywords: ; Seismic waves; Earthquake engineering; Earthquakes; Structural vibration; Soil-structure interactions; Earth movements; Degrees of freedom; Displacement; Computerized simulation; Mathematical models; Accelerometers; Taiwan; Dynamic structural analysis

  • Bray, J. D.; Seed, R. B.; Seed, H. B.
    Effects of Tectonic Movements on Stresses and Deformations in Earth Embankments.
    National Science Foundation, Washington, DC., September 1989, 454 p.
    Identifying Number(s): UCB/EERC-90/13
    Keywords: ; Dams; Earthquake engineering; Reviews; Stress analysis; Foundations; Numerical analysis; Finite element method; Soil tests; Subsidence; Earth movements; Mass movements (Geology); Model tests; Soil mechanics; Clays; Case histories; Deformation; Mathematical models; Tectonics; Embankments; Geological faults

  • Sedarat, H.; Bertero, V. V.
    Effects of Torsion on the Linear and Nonlinear Seismic Response of Structures.
    National Science Foundation, Washington, DC., September 1990, 344 p.
    Identifying Number(s): UCB/EERC-90/12
    Keywords: Dynamic response; Dynamic structural analysis; Building codes; Earthquake engineering; Structural vibration; Reinforced concrete; Shear properties; Torsion; Earth movements; Structural members; Linear systems; FACTS computer program; Concrete structures; Mathematical models; Bending moments; Seismic waves

  • Yim, C. S.; Chopra, A. K.
    Effects of Transient Foundation Uplift on Earthquake Response of Structures.
    National Science Foundation, Washington, DC., June 1983, 137 p.
    Identifying Number(s): UCB/EERC-83/09
    Keywords: Dynamic response; Buildings; Earthquake engineering; Earthquake resistant structures; Earthquakes; Foundations; Soil structure interactions; Soil properties; Uplift pressure; Mathematical models