Results 201 to 210 of about 97,786 (312)

Evaluation of prestress losses in concrete beams using destructive and non‐destructive methods

open access: yesStructural Concrete, EarlyView.
Abstract Over the past few decades, prestressing techniques have become essential in the construction of key structures, infrastructure, and bridges. The serviceability and safety of prestressed concrete (PC) elements are closely tied to the effectiveness of the prestressing process.
A. N. Consiglio, G. Muciaccia, G. Rosati
wiley   +1 more source

An enhanced analytical model for predicting shear strength in reinforced concrete beams with corroded reinforcement

open access: yesStructural Concrete, EarlyView.
Abstract This paper presents an analytical model to predict the shear strength of RC beams affected by corrosion within the Level IIb framework of fib Model Code 2020. Corrosion is accounted for by (i) reducing the area of longitudinal reinforcement, (ii) degrading the yield strength of stirrups according to Imperatore's law, and (iii) reducing the ...
Anna Bontempi   +3 more
wiley   +1 more source

Bending performance of reinforced concrete beams with partial waste glass aggregate replacement assessed by experimental, theoretical and digital image correlation analyses. [PDF]

open access: yesSci Rep
Özkılıç YO   +9 more
europepmc   +1 more source

Concrete breakout strength prediction of anchors in Steel Fiber Reinforced Concrete based on material test datasets

open access: yesStructural Concrete, EarlyView.
Abstract The use of steel fiber‐reinforced concrete (SFRC) has seen a significant rise in the construction industry due to advancements in material science, improved quality, and cost efficiency. Similarly, the importance of fastening systems in construction has grown, necessitating robust research on the performance of fasteners in SFRC to ensure safe
Nikolaos Mellios, Panagiotis Spyridis
wiley   +1 more source

Experimental investigation on post‐installed anchorages with cast‐in anchor reinforcement under tension loading

open access: yesStructural Concrete, EarlyView.
Abstract Anchors are used to connect different structural and non‐structural components to reinforced concrete structures. Anchorages when subjected to tension loading might fail in different failure modes, with concrete cone breakout (CCB) being one of the most common.
Deepak Suthar   +3 more
wiley   +1 more source

Large‐scale tests of 50‐year‐old prestressed concrete bridge girders

open access: yesStructural Concrete, EarlyView.
Abstract An experimental investigation has been carried out as part of the BRIDGE|50 research project, focusing on large‐scale loading tests performed on five 50‐year‐old prestressed concrete (PC) girders. The study aimed at evaluating the structural response of five girders retrieved from a viaduct in the urban area of Turin, Italy, subjected to 4 ...
Francesco Tondolo   +7 more
wiley   +1 more source

Moment‐curvature behavior of continuous reinforced concrete slab strips—Experimental determination and modeling

open access: yesStructural Concrete, EarlyView.
Abstract With the market introduction of new reinforcing materials, such as corrosion‐resistant steel, the effect of their stress–strain relationship on the ductility of reinforced concrete structures needs to be evaluated. Their moment‐curvature behavior significantly influences bending moment redistributions, rotation capacity, and deformation at ...
Nathalie Reckinger   +2 more
wiley   +1 more source

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