Effect of fiber addition on strength and toughness of rubberized concretes

S Mohamed, H Elemam, MH Seleem, HEDM Sallam - Scientific Reports, 2024 - nature.com
In this paper, an experimental study was conducted to examine the static and dynamic
behaviors of rubberized fiber-reinforced concrete (RFRC). Crumb rubber was partially …

Applicability of CMOD to obtain the actual fracture toughness of rightly-cracked fibrous concrete beams

MA Abdallah, AA Elakhras, RM Reda, HEDM Sallam… - Buildings, 2023 - mdpi.com
Unfortunately, most of the previous work studying the fracture toughness of fibrous
composites has deliberately ignored bridging the fiber onto the pre-crack/notch surfaces by …

The impact fracture characteristics of concrete slabs under different hammerhead shapes, impact velocities and concrete strengths

Q Zhang, R Yuan, D Wang, C Feng, J Yue… - Construction and Building …, 2023 - Elsevier
To ensure the normal use of concrete slab structures, it is important to understand the impact
fracture characteristics of concrete slabs. In this paper, the fracture processes of concrete …

Investigation on Behaviours along Weak Axes of Steel Beam under Low Velocity Impact Loading: Experimental and Numerical

MM Nasery - Buildings, 2023 - mdpi.com
This study examines the behaviors of structural members in their most vulnerable state (fixed
along their weak axes) against sudden loads such as impact loads. To do so, eight …

Probabilistic machine leaning models for predicting the maximum displacements of concrete-filled steel tubular columns subjected to lateral impact loading

D Lai, C Demartino, Y Xiao - Engineering Applications of Artificial …, 2024 - Elsevier
The evaluation of the maximum displacement is pivotal for the application of the
performance design of Concrete Filled Steel Tubes (CFSTs) under lateral impact loads …

[HTML][HTML] Properties and stress-strain curve of rubberized concrete cast with uncoated or pre-coated rubber with cement/waste materials

A Abdo, A El-Sisi, S El Sayed, H Hassan… - Case Studies in …, 2024 - Elsevier
Replacement of fine aggregate with crumb rubber (CR) in concrete manufacturing has
become necessary to reduce environmental problems resulting from the traditional disposal …

[HTML][HTML] Long term behavior of rubberized concrete under static and dynamic loads

A Abdelaleem, M Moawad, H El-Emam, H Salim… - Case Studies in …, 2024 - Elsevier
Eco-friendly recycled tire-derived rubberized concrete is an environmentally conscious
alternative employed in civil engineering for diverse purposes, enhancing the characteristics …

Mechanical properties of concrete-filled double-skin steel tubular columns subjected to axial loading with non-uniform corrosion

J Liu, Y Shi, A Guo - Structures, 2024 - Elsevier
This study experimentally investigates the mechanical performance of concrete-filled double-
skin steel tubular (CFDST) columns subjected to axial loading and non-uniform corrosion. A …

[HTML][HTML] Effects of Steel and Glass Fibers on the Compressive Behavior of Rubberized Concrete: An Experimental Study and Constitutive Modeling

H Lv, L Li, W Zhu, X Li, D Wang, Z Ling, P Feng, F Liu - Buildings, 2024 - mdpi.com
Rubberized concrete exhibits enhanced toughness and sustainability but suffers from
reduced mechanical strength, limiting its applications. This study enhanced the compressive …

Experimental Study on the Impact Resistance of Steel Fiber Reinforced All-Lightweight Concrete Beams under Single and Hybrid Mixing Conditions

X Wang, Q Wu, W Chen - Buildings, 2023 - mdpi.com
An impact action can cause local, or even overall, damage to structural components. This
paper investigates the effect of flat and wavy steel fibers on the mechanical impact …