Results 141 to 150 of about 30,004 (243)

Strip loading in steel fiber reinforced concrete: Experimental and theoretical investigation

open access: yesStructural Concrete, EarlyView.
Abstract Fiber reinforced concrete is becoming increasingly popular in engineering practice due to its high robustness, post‐cracking behavior, and crack control. For strip loading, as common, for example, in longitudinal joints of tunnel lining segments, the use of fiber reinforced concrete has the potential to reduce conventional reinforcement ...
Fabian Morger   +2 more
wiley   +1 more source

Assessment of shear reinforcement enhancement on the punching shear capacity of flat concrete slabs with openings

open access: yesStructural Concrete, EarlyView.
Abstract Reinforced concrete flat slabs are widely employed in contemporary architecture due to their structural efficiency and construction simplicity; however, their susceptibility to punching shear failure remains a critical design concern, particularly at slab–column connections where concentrated loads occur.
Jeovan Pereira das Virgens   +4 more
wiley   +1 more source

Innovative development and structural behavior of hollow columns using inflatable molds

open access: yesStructural Concrete, EarlyView.
Abstract This study introduces a novel approach for constructing hollow columns using precast (PC) methods enhanced by inflatable air tubes as internal molds. The proposed method addresses practical challenges in conventional hollow column construction, such as limited constructability, high production cost, and interference between internal molds and ...
Soo Hyung Kim   +3 more
wiley   +1 more source

Nonlinear analysis of flat post‐tensioned concrete slab–edge column connections

open access: yesStructural Concrete, EarlyView.
Abstract This study presents nonlinear finite element analyses to investigate the punching shear behavior of unbonded post‐tensioned concrete flat slabs at slab‐edge column connections. A parametric analysis was conducted to evaluate the influence of four critical parameters on the punching shear resistance: the distribution of prestressing tendons ...
Igor Gonçalves   +4 more
wiley   +1 more source

Bicuspid Aortic Valve Leaflet Modification Before Transcatheter Aortic Valve Replacement: A New Paradigm. [PDF]

open access: yesJACC Adv
Jilaihawi H   +14 more
europepmc   +1 more source

Numerical analysis of the effects of corrosion on the punching shear capacity of reinforced concrete flat slabs with openings

open access: yesStructural Concrete, EarlyView.
Abstract The reinforcement corrosion is one of the main degradation mechanisms in reinforced concrete structures. Its effects can harm structural elements by reducing mechanical capacity, mainly due to diminished reinforcement properties and expansive reactions within the concrete.
Vinícius D'Almeida Rodrigues Ramos   +3 more
wiley   +1 more source

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