Numerical evaluation of the upright columns with partial reinforcement along with the utilisation of neural networks with combining feature-selection method to predict …

E Taheri, P Mehrabi, S Rafiei, B Samali - Applied Sciences, 2021 - mdpi.com
This study evaluated the axial capacity of cold-formed racking upright sections strengthened
with an innovative reinforcement method by finite element modelling and artificial …

Uncertainty analysis on progressive collapse of RC frame structures under dynamic column removal scenarios

K Lin, Z Chen, Y Li, X Lu - Journal of Building Engineering, 2022 - Elsevier
The progressive collapse of structures often causes serious casualties and property loss.
The intrinsic characteristic of progressive collapse is large-scale domino-like structural …

A simplified method for quantifying the progressive collapse fragility of multi-story RC frames in China

Z Chen, Y Zhu, X Lu, K Lin - Engineering Failure Analysis, 2023 - Elsevier
Multi-story reinforced concrete (RC) frames are one of the most widely-used structural
systems in engineering practice. To prevent the progressive collapse of RC frames under …

Shake table testing of standard cold-formed steel storage rack

A Firouzianhaji, N Usefi, B Samali, P Mehrabi - Applied Sciences, 2021 - mdpi.com
Full-scale shake table investigations are strongly required to understand the actual
performance of storage racks and to improve the rack design guidelines. This paper …

Seismic retrofit of soft-first-story structures using rotational friction dampers

MM Javidan, J Kim - journal of structural engineering, 2019 - ascelibrary.org
In this research a seismic retrofit system consisting of a pin-jointed steel frame and rotational
friction dampers is developed for the seismic retrofit of reinforced concrete soft-first-story …

Computationally efficient framework for probabilistic collapse analysis of structures under extreme actions

MM Javidan, H Kang, D Isobe, J Kim - Engineering Structures, 2018 - Elsevier
Currently there is a growing need for a versatile framework consisting of analytical and
surrogate models to ensure both accuracy and computational efficiency of collapse analysis …

Investigation of a method for strengthening perforated cold-formed steel profiles under compression loads

E Taheri, A Firouzianhaji, N Usefi, P Mehrabi… - Applied Sciences, 2019 - mdpi.com
Cold-formed steel (CFS) storage rack structures are extensively used in various industries to
store products in safe and secure warehouses before distribution to the market. Thin-walled …

[PDF][PDF] Steel hysteretic column dampers for seismic retrofit of soft-first-story structures

MM Javidan, J Kim - Steel Compos. Struct, 2020 - researchgate.net
In this study a new hysteretic damper for seismic retrofit of soft-first story structures is
proposed and its seismic retrofit effect is evaluated. The damper consists of one steel …

Seismic collapse risk assessment of low-aspect-ratio reinforced concrete shear walls using the FEMA P695 methodology

A Akl, M Ezzeldin - Journal of Structural Engineering, 2023 - ascelibrary.org
Several recent research studies have demonstrated that the seismic performance of low-
aspect-ratio reinforced concrete (RC) shear walls (ie, defined herein as walls with height-to …

Structural performance and sustainability assessment of hybrid-cold formed modular steel frame

N Usefi, P Sharafi, M Mortazavi, H Ronagh… - Journal of Building …, 2021 - Elsevier
Hybrid cold-formed steel (HCFS) structures are new structural systems in the light steel
construction industry offering new possibilities, in particular with regard to the applications in …