Effects of vertical load, strain rate and cycling on the response of lead-rubber seismic isolators

Journal of Earthquake Engineering

Volumn 13, Issue 3, 2009, Pages 293-312

  Benzoni, G ^a   Casarotti, C ^b  

^a UNIVERSITY OF CALIFORNIA SAN DIEGO   (United States)

^b UNIVERSITY OF PAVIA   (Italy)

Author keywords

Bearing response modification; Lead rubber bearing; Seismic isolation; Strain rate; Vertical load

Indexed keywords

BEARING RESPONSE MODIFICATION; BRIDGE APPLICATIONS; BRIDGE STRUCTURES; ECONOMIC SOLUTIONS; ELASTOMERIC BEARING; EXPERIMENTAL INVESTIGATIONS; EXPERIMENTAL PROGRAM; IN-LINE; LEAD-RUBBER BEARING; MANUFACTURING TECHNIQUES; NUMERICAL MODELS; PERFORMANCE CHARACTERISTICS; RESPONSE PARAMETERS; RUBBER ISOLATORS; SAN DIEGO; SEISMIC ISOLATION; SEISMIC ISOLATOR; SEISMIC MOTIONS; TESTING FACILITY; THOMPSON; UNIVERSITY OF CALIFORNIA; VELOCITY EFFECTS; VERTICAL LOAD;

BEARINGS (STRUCTURAL); EARTHQUAKE RESISTANCE; LOAD TESTING; NONMETALLIC BEARINGS; NUMERICAL METHODS; RUBBER; RUBBER APPLICATIONS; SEISMOLOGY;

STRAIN RATE;

EID: 70349255860     PISSN: 13632469     EISSN: None     Source Type: Journal    
DOI: 10.1080/13632460802598529     Document Type: Article

References (10)

1. Aiken, I. D., Kelly, J. M., Clark, P. W., Tamura, K., Kikuchi, M., and Itoh, T. [1992] Experimental studies of the mechanical characteristics of three types of seismic isolation bearings, Proceedings of the 10th World Conference on Earthquake Engineering, Madrid, Spain, July.
2. American Association of State and Highway and Transportation Officials [2000] Guide Specifications for Seismic Isolation Design, AASHTO, Washington D.C.
3. Benzoni, G. and Casarotti, C. [2005] Effects of vertical load and velocity on the isolation bearing performance - Lead-rubber bearings, Caltrans Bridge Research Conference, Oct. 31-Nov. 1, Sacramento, CA.
4. Benzoni, G. and Seible, F. [1998] Design of the caltrans seismic response modification device (SRMD) test facility, Proceeding of the USA - ITALY Workshop on Protective Systems for Bridges, New York City, 26-28 April, Report No. MCEER-98-0015, Multidisciplinary Center for Earthquake Engineering Research, Buffalo, NY.
5. Clark, P. W., Aiken, I. D., and Kelly, J. M. [1997] Experimental studies of the ultimate behavior of seismically isolated structures, Report No. UCB/EERC-97/18, Earthquake Engineering Research Center, University of California, Berkeley, CA.
6. Clough, R. W. and Penzien, J. [1975] Dynamics of Structures, McGraw-Hill, New York.
7. Constantinou, M. C., Tsopelas, P., Kasalanati, A., and Wolff, E. [1999] Property modification factors for seismic isolation bearings, Report No. MCEER-99-10012, Multidisciplinary Center for Earthquake Engineering Research, Buffalo, NY.
8. Kikuchi, M. and Aiken, I. D. [1997] An Analitical hysteresis model for elastomeric seismic isolation bearings, Earthquake Engineering and Structural Dynamics 26, 215-231.
9. Skinner, R. I., Robinson, W. H., and McVerry, G. H. [1993] An Introduction to Seismic Isolation, Wiley, New York.
10. Thomson, A. C., Whittaker, A. S., Fenves, G. L. and Mahin, S. A. [2000] Property modification factors for elastomeric seismic isolation bearings, Proceedings of the 12th World Conference on Earthquake Engineering, Auckand, New Zealand, January.