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Probabilistic Seismic Demand Model for California Highway Bridges
Publisher: American Society of Civil Engineers
Abstract: A performance-based seismic design method enables designers to evaluate a graduated suite of performance levels for a structure in a given hazard environment. The Pacific Earthquake Engineering Research Center is developing ...
Flexural Behavior of Concrete Beams Strengthened with Polyurethane-Matrix Carbon-Fiber Composites
Publisher: ASCE
Abstract: Fiber-reinforced polymer (FRP) materials have been increasingly used for external strengthening of reinforced concrete (RC) infrastructure. However, the focus has been almost exclusively on epoxy-based composites, and other ...
Fourway: Graphical Tool for Performance-Based Earthquake Engineering
Publisher: American Society of Civil Engineers
Abstract: Fourway is a simple graphical tool for estimating the conditional dependence of decision variables involved in the seismic design process on the earthquake intensity. The tool was formulated for use with the Pacific ...
R -Factor Parameterized Bridge Damage Fragility Curves
Publisher: American Society of Civil Engineers
Abstract: Damage fragilities describe the probability that a bridge will incur certain (discrete) damage states conditioned on the intensity of the earthquake it may experience. Reinforced concrete box girder highway overpass bridges ...
Creep of Thick-Walled Cylinders
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: An experimental and theoretical study is presented of the creep deformation of a thick-walled cylinder under internal pressure and supporting its own end load. In order to compare the experimental ...
Dynamics of Anisotropic Clays Under Large Strains
Publisher: American Society of Civil Engineers
Abstract: The dynamic behavior of cross anisotropic clays was often studied in a resonant column device which is limited to strains smaller then
Polyurethane-FRP External Strengthening of RC Beams with No Steel Stirrups
Publisher: American Society of Civil Engineers
Abstract: Externally bonded (EB) fiber-reinforced polymer (FRP) composites are an effective means for the strengthening of shear-deficient reinforced concrete flexural members. Previous studies have predominantly employed epoxy-based ...
Implementation of Nonlinear Elements for Seismic Response Analysis of Bridges
Publisher: American Society of Civil Engineers
Abstract: General purpose finite-element software tools have put nonlinear analysis within an engineer’s reach for the assessment of bridge response to seismic loading. Although these tools can capture strength, ductility, and ...
Three-Dimensional Fiber-Based Models of Precast and Cast-in-Place Reinforced Concrete Columns
Publisher: ASCE
Abstract: Reliable and robust numerical modeling of RC columns under lateral load is commonly performed using one-dimensional elements. Although the strain is assumed to vary linearly through the section, bond-slip and buckling of ...
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