Guidelines for the Testing of Seismic Isolation and Energy Dissipating Devices
This report outlines the HITEC Technical Evaluation Plan for seismic isolation and energy dissipating systems. The plan is designed to characterize the fundamental properties and performance...
Fundamentals of Seismic Isolation
This chapter examines fundamentals of seismic isolation, including its principles, history, and examples of seismically-isolated structures....
Analysis
This chapter presents a brief overview of the current analytical modeling techniques for isolated structures. Perhaps the biggest challenge in the design of an isolated structure is incorporating...
Guidelines for Testing Large Seismic Isolator and Energy Dissipation Devices
This report outlines the HITEC Technical Evaluation Plan for large seismic isolator and energy dissipation devices. The plan is designed to characterize the fundamental properties and...
New Developments in the Field of Seismic Isolation
This paper will concentrate onwhat likely, is the most significant of these issues: changes in the mechanical properties ofseismic isolation and energy dissipation hardware as they are...
Evaluation Findings for Seismic Energy Products, L.P. Elastromeric Isolation Bearing
Prepared by the Highway Innovative Technology Evaluation Center (HITEC), a CERF Service Center. This report presents the results of a detailed evaluation...
Evaluation Findings for Dynamic Isolation Systems, Inc. Elastomeric Bearings
This report,
Enduring Elegance (Available in Structural Engineering Special Issue only)
Every architect who designs for earthquake-prone areas wants to create an elegant aesthetic form despite the limitations of seismic considerations. The San Francisco International Airport's...
Tall Order
Successive earthquakes have damaged the 32-story, 460 ft (140 m) tall Los Angeles City Hall, built in 1926. Masonry infill and concrete walls have cracked, and the terra cotta cladding...
Summary of Evaluation Findings for the Testing of Seismic Isolation and Energy Dissipating Devices
Prepared by the Highway Innovative Technology Evaluation Center (HITEC), a CERF Service Center. This report summarizes the results of an evaluation...
Evaluation Findings for Skellerup Base Isolation Elastomeric Bearings
Prepared by the Highway Innovative Technology Evaluation Center (HITEC), a CERF Service Center. This report summarizes the results of a detailed evaluation...
Base Isolation Gets Its Day in Court
After the 1989 Loma Prieta earthquake, the 1905 U.S. Court of Appeals and Post Office Building in San Francisco was closed. The owner, General Services Administration Pacific Rim Region,...
Rock Steady
Heavily damaged during the Loma Prieta earthquake, Oakland City Hall had to be repaired and retrofitted. Now Oakland boasts the tallest seismically isolated building in the world. The...
Seismic Isolation in Bridges
In the U.S., the use of seismic isolation in new bridge construction and retrofit projects has been growing as awareness of seismic risk has spread across the country since the 1971 San...
Impediments to the Implementation of Seismic Isolation
There are over 400 civil engineering structures, worldwide, that have been constructed using the principles of seismic isolation, and 70 of these are in the United States. Although use...
Safety Enhancement of Bridges with Seismic Isolation Bearings
This paper summarizes the experimental and analytical studies done at Dept. of Civil Eng., Kyoto Univ., on application of base isolation bearings to highway bridges and the Menshin (base...
Response of Isolated Structures to Recent California Earthquakes
A significant amount of research and development, shake table testing computer modelling and real world applications have been performed with the seismic isolation design concept in the...
Response of Base Isolated Buildings in Japan to Recent Earthquakes
On February 2nd in 1992, more than 20 base isolated buildings in Tokyo experienced an earthquake of JMA seismic intensity 5. In this event, many acceleration records of isolated buildings...
Large-Scale Earthquake Simulator Study of the Tohoku University Base-Isolated Building
This paper describes a series of earthquake simulator tests of a 1/2.5-scale, base-isolated, three-story, reinforced-concrete building. Three different types of elastomeric seismic isolation...
Response of Equipment in Structures Supported on Resilient-Friction Base Isolators Subjected to Ground Motion
In this paper, the response of equipment in structures on a particular friction-type device, the resilient-friction base isolator, is examined. The R-FBI is composed of layers of Teflon...
Return to search