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Evaluation of Alternative Implementation Methods of a Failure Sampling Approach for Structural Reliability Analysis
Publisher: American Society of Civil Engineers
Reliability of Concrete Masonry Unit Walls Subjected to Explosive Loads
Publisher: American Society of Civil Engineers
Abstract: This study discusses the development of a procedure that can be used to assess the reliability of concrete masonry unit infill walls subjected to personnel-delivered blast loads. Consideration is given to maintain reasonable ...
Resistance Factors for Ductile FRP-Reinforced Concrete Flexural Members
Publisher: American Society of Civil Engineers
Abstract: To prevent damage caused by corroding reinforcement, fiber-reinforced polymer (FRP) reinforcing bars have been used in place of steel in a relatively small but increasing number of structures in civil infrastructure. A ...
Load Truncation Approach for Development of Live-Load Factors for Bridge Rating
Publisher: ASCE
Abstract: Various local governments have developed state-specific vehicular live-load factors for bridge rating. However, a significant computational demand is often associated with such an effort. This is due to the large size of ...
Time-Dependent Flexural Deformations in Composite Prestressed Concrete and Steel Bridge Beams. I: Prediction Methodology
Publisher: ASCE
Abstract: A methodology will be presented to predict the complete history of flexural deformations in composite prestressed concrete and steel beams from inception to the end of service life, which will include a prediction of beam ...
Initial Assessment of Liquefied Scrap Tire Concrete
Publisher: ASCE
Abstract: A new approach to incorporate scrap tire material into concrete was investigated, in which two reclaimed waste tire components, carbon black and fuel oil, were used to replace a portion of water. The effect of liquid tire ...
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 ...
Modified Best-Selection Method for Bridge Live-Load Model Development
Publisher: ASCE
Abstract: Due to the expanding availability of high-fidelity weigh-in-motion (WIM) data in recent years, various local agencies have modified bridge design and rating procedures to best reflect state-specific traffic loads. However, ...
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 ...
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