Experimental study on the ultimate bearing capacity of damaged RC arches strengthened with ultra-high performance concrete

J Yang, R Chen, Z Zhang, Y Zou, J Zhou, J Xia - Engineering Structures, 2023 - Elsevier
With the deterioration of the infrastructure and the increasing traffic volume, the service
performance of bridge structures dramatically dropped. Strengthening and retrofitting these …

Current research status of UHPC creep properties and the corresponding applications–A review

Y Liu, L Wang, Y Wei, C Sun, Y Xu - Construction and Building Materials, 2024 - Elsevier
Ultra-high performance concrete (UHPC) has super high strength, ductile behavior, and
excellent durability, which is quite different from conventional concrete. Many aspects of …

Impact of synthetic fibers on spalling and intrinsic pore structure of ultra-high performance concrete (UHPC) under elevated temperatures

J Lin, Y Zhang, Z Guo, H Du - Construction and Building Materials, 2024 - Elsevier
Incorporating synthetic fibers into UHPC is an effective method to mitigate explosive spalling
at elevated temperatures. The improvement in UHPC's resistance to high-temperature …

Ensemble-learning model based ultimate moment prediction of reinforced concrete members strengthened by UHPC

WZ Taffese, Y Zhu, G Chen - Engineering Structures, 2024 - Elsevier
Data-driven model development brings new approaches to solve conventional civil
engineering problems, which are usually considered and answered by experimental …

Flexural behavior of damaged RC beams strengthened with prestressed UHPC layer

Y Zhang, S Huang, Y Liu, W Fan, X Shao - Engineering Structures, 2023 - Elsevier
Based on ultra-high-performance concrete (UHPC) and prestressed technique, a new
flexural strengthening technology using a prestressed UHPC (PUHPC) layer for the …

Experimental and analytical studies on the flexural behavior of steel plate-UHPC composite strengthened RC beams

Y Zhang, H Wang, Y Qin, S Huang, W Fan - Engineering Structures, 2023 - Elsevier
In view of the excellent mechanical property of Ultra-High Performance Concrete (UHPC), a
new method of using steel plate and UHPC (SP-UHPC) composite to strengthen damaged …

Study on interfacial performance of ordinary concrete composite structure strengthened by ultra-high performance concrete—A review

L Ya, S Xinhua, D Renyuan… - Advances in …, 2023 - journals.sagepub.com
Ultra-high performance concrete (UHPC) is widely used in the field of reinforcement due to
its high tensile strength, compressive strength and durability. The common force of the …

Utilizing ensemble learning in the classifications of ductile and brittle failure modes of UHPC strengthened RC members

WZ Taffese, Y Zhu, G Chen - Archives of Civil and Mechanical …, 2024 - Springer
This study aims to achieve the swift and precise classification of ductile and brittle failure
modes in flexural reinforced concrete (RC) members, specifically those with tension sides …

Experimental study on the flexural behavior of reinforced concrete beam strengthened with novel prefabricated HSSM-UHPC thin plate

JG Xu, WJ Xu, JM Cheng, GG Ying, JX Ma, W Hong - Structures, 2024 - Elsevier
Ultra-high performance concrete (UHPC) has been used to strengthen reinforced concrete
(RC) structures recently. Although UHPC has high compressive strength, the tensile strength …

Development of stress block parameters for ultra high performance concrete

PR Prem, R Tamilmathirajalakshmi, R Gopal… - Structures, 2024 - Elsevier
Extensive literature exists on mix design, production methods, and the structural behavior of
ultra-high-performance concrete elements (UHPC). Numerous studies in these domains …