Results 51 to 60 of about 5,551 (259)

Shear Behaviour of RC Beams Strengthened by Various Ultrahigh Performance Fibre-Reinforced Concrete Systems

open access: yesAdvances in Civil Engineering, 2020
This study presents a numerical investigation on the shear behaviour of shear-strengthened reinforced concrete (RC) beams by using various ultrahigh performance fibre-reinforced concrete (UHPFRC) systems.
Walid Mansour, Bassam A. Tayeh
doaj   +1 more source

Cyclic bending behavior of pre‐cracked thin‐walled elements in high performance fiber reinforced concrete

open access: yesStructural Concrete, Volume 26, Issue 5, Page 6057-6073, October 2025.
Abstract High‐performance fiber reinforced concrete (HPFRC) is increasingly being adopted for thin elements, such as façade panels, due to its outstanding mechanical properties and attractive finishes. These elements endure cyclic loads during their service life, impacting material properties and potentially leading to fatigue failures, particularly in
Sara Bascì, Matteo Colombo
wiley   +1 more source

Advanced bridge monitoring application for analysing actual structural performance of uhpfrc constructions – wild bridge [PDF]

open access: yes, 2010
Ultra High Performance Fibre Reinforced Concrete (UHPFRC) presents one of the superior classes of new cement base composites with the potential to achieve the requirements for bridge constructions of the future.
Bernhard, Freytag   +3 more
core  

A shear failure analysis of ultra‐high‐performance concrete based on modified contact density and concrete damaged plasticity models

open access: yesStructural Concrete, Volume 26, Issue 4, Page 5249-5265, August 2025.
Abstract Ultra‐high‐performance concrete (UHPC) becomes a promising composite material in structural concrete due to its exceptional mechanical and durability properties. However, the performance and damage characteristics of UHPC under different loading scenarios remain a subject of ongoing research.
Kefiyalew Zerfu   +2 more
wiley   +1 more source

Effects of Steel Fiber Percentage and Aspect Ratios on Fresh and Harden Properties of Ultra-High Performance Fiber Reinforced Concrete

open access: yesApplied Mechanics, 2021
Steel fibers and their aspect ratios are important parameters that have significant influence on the mechanical properties of ultrahigh-performance fiber-reinforced concrete (UHPFRC).
Rajib Kumar Biswas   +6 more
doaj   +1 more source

Limit analysis and design recommendations for fiber‐reinforced concrete subjected to shear

open access: yesStructural Concrete, Volume 26, Issue 1, Page 293-318, February 2025.
Abstract It is widely recognized in both research and practice that fibers have great potential to partially, or completely, substitute conventional transverse reinforcement in webs of girders subjected to moderate shear forces. However, despite extensive research in recent years, there is still no consensus in the research community on the ...
Nicola Gehri   +3 more
wiley   +1 more source

Estimating the Tensile Strength of Ultrahigh-Performance Fiber-Reinforced Concrete Beams

open access: yesAdvances in Materials Science and Engineering, 2019
The tensile behavior of ultrahigh-performance fiber-reinforced concrete (UHPFRC) depends on the dispersion and orientation of steel fibers within the concrete matrix.
In-Hwan Yang   +2 more
doaj   +1 more source

Experimental characterization of a cost‐competitive tailor‐made HPFRC mix design for wide application in precast girder of roadway bridges

open access: yesStructural Concrete, Volume 25, Issue 2, Page 935-955, April 2024.
Abstract This paper presents a comprehensive study on the development of a cost‐effective, high‐performance fiber reinforced concrete (HPFRC) for the construction of a 60 m‐span U‐girder roadway bridge without stirrups in the webs, meeting the design requirements of fck ≥ 100 MPa and the post‐cracking flexural strength fR3k ≈ 8–10 MPa.
Rafael Ruiz   +4 more
wiley   +1 more source

Influence of early-age stiffness and thickness of UHPFRC on fatigue behavior of repaired RC slab

open access: yesDiscover Civil Engineering
Early loading of repaired reinforced concrete (RC) bridge slabs with Ultra-High Performance Fiber Reinforced Concrete (UHPFRC) has highlighted issues with their sufficiency in resisting traffic loads.
Amatulhay Pribadi, Takashi Matsumoto
doaj   +1 more source

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