Center for Civil Engineering Earthquake Research (CCEER): Recent submissions
Now showing items 21-40 of 239
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Effect of Skew on Seismic Performance of Bridges with Seat-Type Abutments
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NSF International Workshop on Bridges of the Future – Wide Spread Implementation of Innovation
(1/1/2012)A workshop entitled "Bridges of the Future- Widespread Implementation of Innovation,An International Workshop to Develop Action Plans" was held on June 6-7, 2011 in Las Vegas, Nevada. The objective of the workshop was to ... -
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Thermal Gradients in Southwestern United States and the Effect on Bridge Bearing Loads
(5/1/2017)Thermal gradients became a component of bridge design after soffit cracking in prestressed concrete bridges was attributed to nonlinear temperature distribution through the depth of the bridge. While the effect of thermal ... -
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Slab Vibration and Horizontal-Vertical Coupling in the Seismic Response of Irregular Base-Isolated and Conventional Buildings
(12/1/2016)Recent developments in seismic performance objectives that allow superior structural designs have highlighted the importance of providing continued functionality to nonstructural components and systems (NCSs). Modern ... -
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Experimental Investigation into the Long-Term Seismic Performance of Dry Storage Casks
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Assessment of an Earthquake Resilient Bridge with Pretensioned, Rocking Columns
(5/1/2016)The seismic performance of a new bridge system is studied, tested and improved. The new bridge system: 1) reduces onsite construction time by using precast components, 2) eliminates major earthquake damage by utilizing ... -
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Post-earthquake Assessment of Nevada Bridges using ShakeMap/ShakeCast
(5/1/2016)Post-earthquake capacity of Nevada highway bridges is examined through a combination of engineering study and scenario earthquake evaluation. The study was undertaken by the University of Nevada Reno Department of Civil ... -
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Probabilistic Seismic Damage Assessment for Sub-standard Bridge Columns
(1/1/2017)Probabilistic and statistical analyses of sub-standard bridge columns constructed prior to the development of the current seismic design codes have not been addressed in the literature. Most of the previous studies on the ... -
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Toward Successful Implementation of Prefabricated Deck Panels to Accelerate the Bridge Construction Process
(8/1/2016)The development of accelerated bridge construction (ABC) techniques and connection details has become a national research focus. With the aging of the interstate system and many bridges on key routes requiring extensive ... -
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Resilient Earthquake-Resistant Bridges Designed For Disassembly
(5/1/2016)Ordinary reinforced concrete (RC) highway bridges complying with current seismic design provisions are expected to be severely damaged during a strong earthquake. Previous earthquakes have shown that closing a bridge for ... -
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Response of Lead Rubber Bearings in a Hybrid Isolation System During a Large Scale Shaking Experiment of an Isolated Building
(12/1/2015)Seismic isolation systems have been proven to provide superior performance and meet continued functionality performance objectives for many facilities around the world, and are thus being considered for the future generation ... -
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Seismic Performance of Bridge Column-Pile-Shaft Pin Connections for Application in Accelerated Bridge Construction
(5/1/2016)Bridges with integral superstructures are common in high-seismic regions. The superstructure and substructure are connected using rigid connections in these bridges. However, hinge or “pin” connections may be used to ... -
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Experimental and Analytical Investigation of Seismic Bridge-Abutment Interaction in a Curved Highway Bridge
(7/1/2015)Seat-type bridge abutments are most commonly used to support the end spans of curved highway bridges. This type of abutment is often selected to eliminate unbalanced stresses in the superstructure under service loads, in ... -
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Seismic Response and Analytical Fragility Functions for Curved Concrete Box-Girder Bridges
(12/1/2015)Curved bridges are constructed to conform to geometric constraints resulting from traffic and structural restrictions. They are different from their straight counterparts since the response coupling in the longitudinal and ... -
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Time-Dependent Deflection of In-Span Hinges in Prestressed Concrete Box Girder Bridges
(5/1/2015)Post-tensioned multi-cell reinforced concrete bridges with in-span hinges in California have been experiencing undesirable and unexpected differential movements at expansion joints during and after construction. The ... -
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Design and Construction of Bridge Columns Incorporating Mechanical Bar Splices in Plastic Hinge Zones
(8/1/2015)Accelerated bridge construction (ABC) relies heavily on prefabricated reinforced concrete members. One method to connect prefabricated columns to footings or cap beams is through the use of mechanical bar splices commonly ... -
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Design and Construction of Precast Bent Caps with Pocket Connections for High Seismic Regions
(8/1/2015)In conventional cast-in-place reinforced concrete bridge construction, cap beams and their connection to columns are designed to be capacity protected under strong earthquakes. This is because cap beams and their connections ... -
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Seismic Response of Columns in Horizontally Curved Bridges
(12/1/2011)As part of a FHWA sponsored research project to study highway system resilience, a two-fifths scale curved steel plate girder bridge was constructed and subjected to earthquake simulation at the Large Scale Structures ... -
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Analytical and Experimental Study of Gap Damper System to Limit Seismic Isolator Displacements in Extreme Earthquakes
(6/1/2015)Base isolation systems generally perform well under design-level ground motions to reduce both interstory drift and acceleration demands. During a maximum considered earthquake, however, large displacements in the base ...