Coal bottom ash concrete: Mechanical properties and cracking mechanism of concrete subjected to cyclic load test

AM Hasim, KA Shahid, NF Ariffin, NN Nasrudin… - … and Building Materials, 2022 - Elsevier
Coal waste has gained interest as an alternative aggregate for concrete production. Still, a
topic that has been less researched is the serviceability of concrete containing coal waste …

Seismic retrofit of deficient 3D RC beam–column joints using FRP and steel PT rods

MH Saghafi, A Golafshar - Materials and Structures, 2022 - Springer
The purpose of this paper is to evaluate the behavior of vulnerable joints of substandard RC
frames, improved by two different methods, 1-Shear and flexural retrofit of beam–column …

[HTML][HTML] Seismic retrofit of deficient exterior RC beam-column joints using steel plates and angles

ME Shoukry, AM Tarabia, MZ Abdelrahman - Alexandria Engineering …, 2022 - Elsevier
This paper proposes a simple and practical method for retrofitting deficient (non-seismic
detailed) exterior beam-column joints based on fixing steel plates and angles around the …

[HTML][HTML] Joint strengthening by external bars on RC beam-column joints

JG Ruiz-Pinilla, A Cladera, FJ Pallarés… - Journal of Building …, 2022 - Elsevier
Column strengthening is a very common practice for improving the seismic performance of
reinforced concrete frame structures or repairing damage after a seismic event. Several …

Seismic retrofit of severely damaged beam-column RC joints using HPFRCC

CG Barmi, MH Saghafi, A Golafshar - Structures, 2023 - Elsevier
The purpose of this paper is to use high performance fiber reinforced cement composites
materials (HPFRCC) in seismic repair and retrofit of the concrete exterior beams-column …

Providing a strategy to restore damaged RC beam-column joints with the combination of CFRP and HPFRCC

CG Barmi, MH Saghafi, A Golafshar - Engineering Structures, 2024 - Elsevier
This paper endeavors to assess the seismic performance of 3D reinforced concrete (RC)
beam-column joints situated on the exterior of buildings, but lacking special ductility …

Explainable machine learning: Compressive strength prediction of FRP-confined concrete column

T Hu, H Zhang, C Cheng, H Li, J Zhou - Materials Today Communications, 2024 - Elsevier
Fibre reinforced polymers (FRP) are widely used for the strengthening of beams, slabs and
columns due to their light weight and high strength. Compared to the traditional methods like …

Machine learning-based prediction of compressive strength in circular FRP-confined concrete columns

R Cui, H Yang, J Li, Y Xiao, G Yao, Y Yu - Frontiers in Materials, 2024 - frontiersin.org
This research aims to evaluate the compressive strength of FRP-confined columns using
machine learning models. By systematically organizing codes and models proposed by …

An Improved Anchorage System for L-Shaped FRP Composites to Enhance the Seismic Response of Beam-Column Joints in a Low-Strength Substandard Reinforced …

W Adil, FU Rahman, Q Ali, CG Papakonstantinou - Buildings, 2024 - mdpi.com
Reinforced concrete buildings are prone to collapse during seismic events due to the brittle
shear failure of non-seismic beam-column joints (BCJ). In this study, two one-third scale …

[HTML][HTML] Seismic retrofitting of a deteriorated RC building

M Selim, YE Ibrahim, M Emara - Case Studies in Construction Materials, 2023 - Elsevier
Numerous existing reinforced concrete (RC) buildings don't fulfill current seismic code
provisions as they haven't been designed to satisfy these provisions. Also, due to many …