Severely damaged reinforced concrete circular columns repaired by turned steel rebar and high-performance concrete jacketing with steel or polymer fibers

J Xue, D Lavorato, AV Bergami, C Nuti, B Briseghella… - Applied Sciences, 2018 - mdpi.com
A new strategy that repairs severely damaged reinforced concrete (RC) columns after an
earthquake is proposed as a simpler and quicker solution with respect to the strategies …

Experimental tests on existing RC beams strengthened in flexure and retrofitted for shear by C-FRP in presence of negative moments

D Lavorato, AV Bergami, G Fiorentino, A Fiore… - International Journal of …, 2018 - Springer
The shear strength of reinforced concrete beams extracted from existing buildings often
reveals insufficient transversal steel reinforcement, mainly due to design or construction …

Experimental investigation of the shear strength of RC beams extracted from an old structure and strengthened by carbon FRP U-strips

D Lavorato, C Nuti, S Santini - Applied Sciences, 2018 - mdpi.com
Featured Application This study presents the experimental results of the shear strength of
reinforced concrete (RC)“real” beams extracted from an old RC building in Rome, built in …

[HTML][HTML] Asynchronous earthquake strong motion and RC bridges response

D Lavorato, G Fiorentino, AV Bergami… - Journal of Traffic and …, 2018 - Elsevier
The dynamic response of long structures (eg, bridges) is sensitive to the spatial variability of
strong ground motion (asynchronous motion). Ground motion differences increase from …

[PDF][PDF] Influence of materials knowledge level on the assessment of the shear strength characteristic value of existing RC beams

A Forte, S Santini, G Fiorentino… - Proceedings of the …, 2018 - researchgate.net
A procedure to determine the shear strength characteristic value (Vrck) is presented and
applied to two existing RC beams extracted from an old structure built in Italy in the early …

Effect of maximum coarse aggregate size upon shear strengthening of RC beams using NSM-CFRP strips

WS Barham, YT Obaidat, AW Qublan - Structures, 2023 - Elsevier
Reinforced concrete (RC) is widely used because of its many desirable characteristics, such
as high strength, fire resistance, and durability. However, structures that are made of …

[PDF][PDF] Numerical modeling of existing RC beams strengthened in shear with FRP U-sheets

S Imperatore, D Lavorato, C Nuti, S Santini… - Proceedings of the 6th …, 2012 - academia.edu
This paper presents a finite element analysis on two reinforced concrete beams, extracted
from an important building of the'30s in Rome, strengthened in shear with C-FRP and …

FRP reinforcement to retrofit bridge pier after repair: experimental test results

J Xue, D Lavorato, G Fiorentino, AV Bergami… - … Conference on FRP …, 2022 - Springer
Reinforced concrete (RC) bridge piers damaged after a strong earthquake are repaired. The
damaged concrete and the steel reinforcement parts are replaced by rebar segments …

Seismic behavior of a low-rise horizontal cylindrical tank

A Fiore, C Rago, I Vanzi, R Greco… - International Journal of …, 2018 - Springer
Cylindrical storage tanks are widely used for various types of liquids, including hazardous
contents, thus requiring suitable and careful design for seismic actions. The study herein …

Shear behavior of existing RC T-beams strengthened with CFRP

S Imperatore, D Lavorato, C Nuti, S Santini… - … and Refurbishment of …, 2013 - structurae.net
This paper presents the experimental behaviour of two reinforced concrete T-beams
strengthened in shear with CFRP. The beams are extracted from an important building of the …