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Derivation of a General Reflection Coefficient of Blast-Loaded Buried Structures
Publisher: American Society of Civil Engineers
Abstract: A general reflection coefficient (GRC) is defined to determine the equivalent uniform stress on an underground arched structure subjected to a subsurface explosion. The single-degree-of-freedom model approach is adopted ...
Maximum Impact Force of Truck Frontal Crashing into Antiram Bollard Systems
Publisher: American Society of Civil Engineers
Abstract: Antiram bollard systems (ABSs) can effectively prevent vehicle bombs from approaching protected buildings and infrastructures and thus reduce the damage from blast and debris. This paper presents an assessment of existing ...
Investigation on Postfire Residual Capacity of High-Strength Steel Columns with Axial Restraint
Publisher: ASCE
Abstract: This paper experimentally and analytically investigates the fire and postfire behavior of axially restrained high-strength steel columns. Tests on the buckling behavior during heating as well as the residual load-bearing ...
Dynamic Effects on Steel Frames with Concrete Slabs under a Sudden Edge-Column Removal Scenario
Publisher: ASCE
Abstract: The dynamic effect of structures under column removal scenarios is investigated by conducting comparative experiments on two identical steel frames with concrete slabs. One frame suffers from a static edge-column loss, ...
Temperature Calculation Method for Hanger Systems Exposed to Multigrade Vehicle Fires
Publisher: American Society of Civil Engineers
Abstract: Extensive vehicle fires threatening suspension bridges in the last decade have aroused an emerging demand to estimate the fire safety of hanger systems. One of the paramount tasks for evaluating the fire resistance of ...
Experimental Studies on Progressive Collapse Resistance of Steel Moment Frames under Localized Furnace Loading
Publisher: American Society of Civil Engineers
Abstract: This paper presents experimental studies on the performance of planar moment steel frames with one column heated. The novelty of these tests is that the influences of key stages in the response of the heated column under ...
Behavior-Based Resistance Model for Bearing-Type Connection in High-Strength Steels
Publisher: ASCE
Abstract: This paper investigates the bearing resistance of bolted connections with consideration of bolt hole elongations. Based on the test results of 27 single-bolt connections and 36 two-bolt connections fabricated from three ...
Development of Pressure-Impulse Diagrams for Framed PVB-Laminated Glass Windows
Publisher: American Society of Civil Engineers
Abstract: This paper investigates isodamage criteria for framed PVB (polyvinyl butyral) laminated glass panels subjected to blast load. Isodamage criteria are presented in the form of pressure-impulse (P-I) diagrams, and a methodology ...
Behavior of Unrestrained and Restrained Bare Steel Columns Subjected to Localized Fire
Publisher: American Society of Civil Engineers
Abstract: Real fires start from localized burning and will not develop to flashover in an open space or in large open-plan compartments. Temperatures of gas and exposed steel columns in localized fires are not uniform. Current ...
<i>OpenSees</i> Software Architecture for the Analysis of Structures in Fire
Publisher: American Society of Civil Engineers
Abstract: Computational modeling of structures subjected to extreme static and dynamic loads (such as snow, wind, impact, and earthquake) using finite-element software are part of mainstream structural engineering curricula in ...