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Your news on what's going up and what's coming downThe Applied Element Method and the modelling of both in-plane and out-of-plane response of URM walls
TThe Applied Element Method (AEM) is a relatively recent addition to the discrete elements methods family. Initially conceived to model blast events and concrete structures, its use in the modelling of masonry structures subjected to earthquake actions is steadily...
Extreme Loading for Structures – Version 6.0 Released!
We’re happy to announce the release of our Advanced Structural Analysis Software, Extreme Loading for Structures (ELS) Version 6.0! ELS is used by structural engineers and researchers around the world to study the effects of blast, progressive collapse,...
Introducing DriftTrak® Headed Stud PTS
The Steel Network, Inc. (TSN) has just released the newest product in our popular DriftTrak line.The goal of this product is to save labor while increasing design flexibility. Benefits of DriftTrak Headed Stud PTS: Easy Clip to Panel Alignment Drastically Reduce or...
Advanced Simulation of Blast Response of Reinforced Concrete slabs with Varying Material Strength
Tarek Kewaisy, PhD, PE, PMP will be presenting a paper entitled, “Advanced Simulation of Blast Response of Reinforced Concrete slabs with Varying Material Strength” at Structures Congress 2018 on Saturday, April 21 from 10:00 AM – 11:30 AM in room...
Structures Congress 2018: Nonlinear Dynamic Impact Analysis of Collapsed Debris Using Applied Element Method
Ahmed Khalil, Ph.D., P.E., M. ASCE will be presenting a paper entitled, “Nonlinear Dynamic Impact Analysis of Collapsed Debris Using Applied Element Method” at Structures Congress 2018 on Friday, April 20 from 9:30 AM – 10:30 AM in room 202B...
Structures Congress 2018: Multi-hazard Modeling of Vapor Cloud Explosion for Offshore Structures using AEM
Ahmed Khalil, Ph.D., P.E., M. ASCE will be presenting a paper entitled, “Multi-hazard Modeling of Vapor Cloud Explosion for Offshore Structures Using AEM” at Structures Congress 2018 on Thrusday, April 19 from 1:30 PM – 3:00 PM in room 203BC...
SteelSmart System 7.6 Released!
SSS recently tuned 23, and even though it may be getting up there in years, we are just as committed as we were in the beginning to ensuring it is kept up to date and stays the most advanced light steel framing design tool on the market. We are constantly improving...
Blast Analysis and Design of Reinforced Concrete Slabs with FRP Retrofit using ELS
Ahmed Khalil, P.E, Ph.D from ASI and Tarek Kewaisy, P.E., Ph.D. from Louis Berger will be co-presenting a paper titled “Advanced Modeling of Blast Response of Reinforced Concrete Slabs with and without FRP Retrofit” on March 26 2018 at ACI...
Onsite Building Collapse Simulation for Urban Search & Rescue
The 3rd Newsletter for INACHUS has just been released. It details ASI’s role in performing onsite structural collapse analysis of a reinforced concrete building for use by Urban Search & Rescue (USAR) during emergency response to collapsed or damaged...
Evaluation of the Seismic Retrofitting of an Unreinforced Masonry building using Numerical Modeling and Ambient Vibration Measurements
Ambient vibration measurements and 3-D nonlinear time-history numerical modeling are used to assess the retrofitting measures conducted in a 6-story unreinforced masonry building (URM) built in the end of the 19th century in Switzerland. Retrofitting measures were...
ELS Most Suitable to Predict Debris Heaps According to EC Study
Deliverable 3.2 Summary Report Report on Model Enhancement and Validation Cases was just released. The report identifies the promising of the capabilities of Extreme Loading for Structures (ELS) to be used in disaster response situations to accurately predict...
Simulation of the Dynamic Response of Steel Moment Frames following Sudden Column Loss. Experimental Calibration of the Numerical Model and Application
SSignificant research effort has been devoted in recent years to the evaluation of the capacity of steel frame structures to resist progressive collapse after sudden column loss. Due to the complex load-structure interaction and material behaviour, it can be very...
Lighter Better Faster Stronger Training Series
The first session “Performance Based Design for Progressive Collapse,” is focused on designing for progressive collapse, blast, earthquakes, and other extreme loads. Performance Based Design for Progressive Collapse(Session 1: 2/19 – 2/20) Terrorist...
Seismic Vulnerability Assessment Of “Sion Cathedral” (Switzerland): An Integrated Approach To Detect And Evaluate Local Collapse Mechanisms In Heritage Buildings
Seismic assessment of existing heritage buildings remains a challenging task. There is a high level of complexity and uncertainty compared with the assessment of standard buildings. Heritage masonry churches are usually prone to partial collapses during earthquake due...
Usefulness of ambient-vibration measurements for seismic assessment of existing structures
A large number of buildings in regions with low to medium seismic hazard have been designed without considering earthquake actions. Retrofitting of all buildings that fail to meet modern code requirements is economically, technically and environmentally...
Establishing a Predictive Method for Blast Induced Masonry Debris Distribution Using Experimental and Numerical Methods
When subjected to blast loading, fragments ejected by concrete or masonry structures present a number of potential hazards. Airborne fragments pose a high risk of injury and secondary damage, with the resulting debris field causing major obstructions. The capability...
New: DriftTrak® Headed Stud
DriftTrak® Headed Stud saves the time and expense of installing DriftTrak after the concrete slab has been poured, by integrating it directly into the slab before pouring. The headed studs come preinstalled to the DriftTrak and function as the attachment to the...
Seismic Performance Evaluation of Masonry Infilled Reinforced Concrete Buildings Utilizing Verified Masonry Properties in Applied Element Method
Present study aims on evaluating the seismic performances of existing Masonry Infilled Reinforced Concrete (MIRC) buildings commonly found in many South and Southeast Asian countries utilizing appropriate masonry properties in Applied Element Method (AEM) models....