NEHRP Clearinghouse

displaying 31 - 40 results in total 44

  • Parnes, R.
    Dispersion Relations of an Elastic Rod Embedded in an Elastic Soil.
    National Science Foundation, Washington, DC. Engineering and Applied Science., February 1980, 29 p.
    Identifying Number(s): 16
    Keywords: Dispersion relations; Seismic waves; Subsurface structures; Earthquake engineering; Resonant frequency; Soil dynamics; Elastic shells; Pipelines; Earthquakes

  • Datta, S. K.; Shah, A. H.; El-Akily, N.
    Dynamic Response of a Buried Pipe in a Seismic Environment.
    National Science Foundation, Washington, DC. Engineering and Applied Science., August 1980, 36 p.
    Identifying Number(s): CUMER-80-5
    Keywords: Seismic waves; Vibration; Subsurface structures; Mathematical models; Cylindrical shells; Dynamic response; Earthquake engineering; Pipelines; Earthquakes

  • O'Rourke, T. D.; Trautmann, C. H.
    Analytical Modeling of Buried Pipeline Response to Permanent Earthquake Displacements.
    National Science Foundation, Washington, DC. Engineering and Applied Science., July 1980, 102 p.
    Identifying Number(s): GER-80-4
    Keywords: Pipe joints; Damage assessment; Seismic waves; Subsurface structures; Dynamic response; Ground motion; Earthquake engineering; Finite element analysis; Soil structure interactions; Pipelines; Flexible couplings; Earthquakes

  • Kamil, H.; Pazargadi, S.
    Practical Reliability Analysis of Linear Lifelines Under Natural Hazards.
    National Science Foundation, Washington, DC. Engineering and Applied Science., November 1980, 91 p.
    Identifying Number(s): EDAC-103-140.01
    Keywords: Bridges (Structures); Earthquake resistant structures; Damage assessment; Subsurface structures; Mathematical models; Reliability; Soil structure interactions; Random variables; Pipelines; Earthquakes

  • Shinozuka, M.; Koike, T.
    Estimation of Structural Strains in Underground Lifeline Pipes.
    National Science Foundation, Washington, DC. Engineering and Applied Science., March 1979, 24 p.
    Keywords: Numerical analysis; Pipe joints; Earthquake resistant structures; Seismic waves; Subsurface structures; Earthquake engineering; Wave propagation; Stress analysis; Soil structure interactions; Pipelines; Dynamic structural analysis

  • Sato, T.; Der Kiureghian, A.
    Dynamic Behavior of Ground for Seismic Analysis of Lifeline Systems.
    National Science Foundation, Washington, DC., January 1982, 78 p.
    Identifying Number(s): UCB/EERC-82/01
    Keywords: Seismic waves; Subsurface structures; Seismic risk; Dynamic response; Ground motion; Earthquake engineering; Transfer functions; Liquefaction (Soils); Soil properties; Soil structure interactions; S-N diagrams; Pipelines; Earthquakes

  • Anand, S. C.; Parekh, J. C.
    Seismic Behavior and Design of Urban Area Tunnel Linings.
    National Science Foundation, Washington, DC., January 1982, 103 p.
    Identifying Number(s): 2S-82
    Keywords: Dynamic loads; Subsurface structures; Computer applications; Finite element analysis; Earthquake engineering; Urban areas; Stress analysis; Soil properties; Soil structure interactions; Foundations; Pipelines; Tunnel linings; Earthquakes

  • Catchings, R. D.; Goldman, M. R.; Gandhok, G.
    Structure and Velocities of the Northeastern Santa Cruz Mountains and the Western Santa Clara Valley, California, from the SCSI-LR Seismic Survey.
    January 2006, 82 p.
    Identifying Number(s): USGS/OFR-2006-1014
    Keywords: Geologic faults; California; Santa Cruz Mountains; San Francisco Bay; Geologic structures; Subsurface structures; Ground water; Alluvium deposits; Hazards; Water resources; Seismic surveys; Santa Clara Valley; Velocity; Valleys; Earthquakes

  • Catchings, R. D.; Borchers, J. W.; Goldman, M. R.; Gandhok, G.; Ponce, D. A.; Steedman, C. E.
    Subsurface Structure of the East Bay Plain Ground-Water Basin: San Francisco Bay to the Hayward Fault, Alameda County, California.
    January 2006, 72 p.
    Identifying Number(s): USGS-OFR-2006-1084
    Keywords: Stratigraphy; Tectonics; California; Seismic reflection; San Francisco Bay; Subsurface structures; Geologic structures; Hydrogeology; Ground water; Earthquakes; Hazards; Alameda County (California); Basins; Sediments; Geological faults

  • St. John, C. M.; Zahrah, T. F.
    Aseismic Design of Underground Structures.
    National Science Foundation, Washington, DC., June 1985, 138 p.
    Identifying Number(s): AA-R-8411-5616
    Keywords: Earthquake resistant structures; Seismic waves; Subsurface structures; Mathematical models; Structural design; Earthquake engineering; Excavations; Tunnels; Loads (Forces); Dynamic structural analysis