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Reliability of Steel-Fiber Reinforced Polymer Strengthened Reinforced Concrete Bridge Columns
Publisher: ASCE
Abstract: The reliability of reinforced concrete (RC) bridge columns strengthened with externally bonded, steel-fiber reinforced polymer (SFRP) fabric subjected to blast loads was investigated. Columns were modeled with a nonlinear ...
Failure Sampling with Optimized Ensemble Approach for Structural Reliability Analysis of Complex Problems
Publisher: ASCE
Abstract: Failure sampling is a structural reliability method based on modified conditional expectation suitable for complex problems for which reliability index–based approaches are inapplicable and simulation is needed. Such ...
Observations of Structural Damage to Girder Bridges in Iraq Caused by Blast Threats
Publisher: American Society of Civil Engineers
Abstract: This paper summarizes the blast events and resulting damage found on more than 100 bridges in Iraq caused by terrorist attacks. Most structures were two to three lanes wide and composed of a superstructure with prestressed ...
Quantitative Resistance Assessment of Steel Girder Bridges Subjected to Blast Loads
Publisher: American Society of Civil Engineers
Abstract: The blast resistance of a typical two-lane steel girder highway bridge structural system was modeled using a nonlinear finite-element approach that considered material damage, fracture, and separation. Critical blast ...
Reliability of Steel Girder Bridges Subjected to Blast Loads
Publisher: American Society of Civil Engineers
Abstract: A reliability model was developed and used for the probabilistic assessment of typical steel girder bridge structural systems exposed to blast loads. Blast load scenarios and failure criteria were based on field observations ...
Quantitative Resistance Assessment of SFRP-Strengthened RC Bridge Columns Subjected to Blast Loads
Publisher: ASCE
Abstract: The blast resistance of a typical reinforced concrete bridge pier column design was modeled with a nonlinear finite element approach that considers material damage, fracture, and separation. While varying concrete strength, ...