RESEARCH OF RC BEAMS WITHOUT STIRRUPS AND SHEAR’S STRENGTHENING BY FRCM SYSTEM
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1
Czestochowa University of Technology, Faculty of Civil Engineering, Akademicka 3,
42-200 Częstochowa
2
Lviv Polytechnic National University, Department of Building Constructions and Bridges, Bandera
str. 13, Lviv, Ukraine, 79013
Publication date: 2018-07-12
Zeszyty Naukowe Politechniki Częstochowskiej seria Budownictwo 2017;23(1)
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ABSTRACT
In this article shear strength of strengthened and non-strengthened reinforced concrete (RC) beams
are described. The research program involves a one serie of test beams which contains control sample
and three reinforced samples by reinforcing FRCM system. RC beams designed that the beams
destruction after strengthening took place by shear. To accomplish it these beams were designed with
a significant margin of tensile rebar. The maximum effect of increasing the shear strength (ULS)
is 45% for samples strengthened without initial loading.