Flexural strengthening of reinforced concrete beams using geopolymer-bonded small-diameter CFRP bars

KD Peng, BT Huang, LY Xu, RL Hu, JG Dai - Engineering Structures, 2022 - Elsevier
In this study, the strengthening system for reinforced concrete (RC) members using
geopolymer-bonded small-diameter carbon fiber-reinforced polymer (CFRP) bars was …

A cohesive fracture model for predicting crack spacing and crack width in reinforced concrete structures

U De Maio, F Greco, L Leonetti, PN Blasi… - Engineering Failure …, 2022 - Elsevier
The cracking behavior analysis, in terms of crack spacing and crack width prediction, is
essential to assess the damage and durability of a reinforced concrete (RC) structure …

A comprehensive experimental review of strain rate, size effect, creep and confinement in concrete: Part III

B Ahmed, T Park, GZ Voyiadjis - International Journal of …, 2023 - journals.sagepub.com
A comprehensive review of destructive testing techniques to understand concrete behavior
is presented in this work. The main objective of this article is to summarize the literature from …

A review of literature and code formulations for cracking in R/C members

M Lapi, M Orlando, P Spinelli - Structural Concrete, 2018 - Wiley Online Library
Cracking in R/C members is a complex phenomenon characterized by high scattering,
mainly affected by concrete in tensile zone. The aim of this paper is to evaluate the …

Bond durability between geopolymer-based CFRP composite and OPC concrete substrate in seawater environments

Z Wang, L Su, Z Mai, S Yang, M Liu, J Li… - Journal of Building …, 2024 - Elsevier
Geopolymer binders are regarded as promising environmentally-friendly approaches for
repairing damaged structures because of their excellent bonding and durability. The …

Sparse‐sensing and superpixel‐based segmentation model for concrete cracks

X **e, J Cai, H Wang, Q Wang, J Xu… - Computer‐Aided Civil …, 2022 - Wiley Online Library
Efficient image‐recognition algorithms to classify the pixels accurately are required for the
computer‐vision‐based inspection of concrete defects. This study proposes a deep learning …

Uncertainty of the smeared crack model applied to RC beams

A Rimkus, V Cervenka, V Gribniak… - Engineering Fracture …, 2020 - Elsevier
A finite element model simulates concrete cracking using a smeared crack approach. The
uncertainty of the crack width model is verified by the experimental data from tests of …

Analysis of flexural and shear resistance of ultra high performance fiber reinforced concrete beams without stirrups

V Kodur, R Solhmirzaei, A Agrawal, EM Aziz… - Engineering …, 2018 - Elsevier
This paper analyzes failure characteristics of Ultra High Performance Fiber Reinforced
Concrete (UHPFRC) beams under flexural and shear loading. Four large scale beams …

Experimental investigation on flexural behavior of reinforced ultra high performance concrete low-profile T-beams

M Qiu, X Shao, K Wille, B Yan, J Wu - International Journal of Concrete …, 2020 - Springer
The flexural behavioral properties of ultra high performance concrete (UHPC) low-profile T-
beams reinforced with a combination of steel fibers and steel reinforcing bars were …

Calculation of maximum crack width for practical design of reinforced concrete

D Schlicke, EM Dorfmann, E Fehling… - Civil Engineering …, 2021 - Wiley Online Library
Cracks are an essential characteristic of reinforced concrete (RC) construction.
Serviceability and durability, however, require a reasonable limitation of the maximum crack …