Results 21 to 30 of about 11,618 (311)

Influence of Shear Span-to-Effective Depth Ratio on Behavior of High-Strength Reinforced Concrete Beams

open access: yesInternational Journal of Concrete Structures and Materials, 2021
The shear span-to-effective depth ratio (a/d) is one of the factors governing the shear behavior of reinforced concrete (RC) beams, with or without shear reinforcement. In high-strength concrete (HSC), cracks may propagate between the aggregate particles
Olaniyi Arowojolu   +4 more
doaj   +1 more source

Simulation of Influence of End Anchorage Degradation of Stirrups Caused by Alkali Aggregate Reaction on Shear Performance of Reinforced Concrete Beams

open access: yesShanghai Jiaotong Daxue xuebao, 2021
This paper conducted a three-point loading experiment and analytical investigations on the shear performance of reinforced concrete (RC) beams with anchor defect at the lower end of stirrups.
ZHAO Pengfei, XUE Xin, YANG Cheng
doaj   +1 more source

Influence of Flanges Geometry on the Shear Behavior of Reinforced Concrete Inverted T-beams [PDF]

open access: yesJournal of Engineering Research - Egypt, 2023
Most international codes of practice didn't consider the flange contribution of reinforced concrete T-beams in shear strength. In inverted T-beams loaded on the web, if the flange area is considered in shear strength, the results may be overestimated ...
Eman Shallan   +2 more
doaj   +1 more source

Quality of cold-mix asphalt in bituminous pavement maintenance in Ghana: Preliminary indications

open access: yesCase Studies in Construction Materials, 2021
Prevalence of premature patch failures in bituminous pavement maintenance in Ghana, involving pothole and partial-depth repairs using cold-mix asphalt (CMA), has become a major concern as the failures call for repeated patching in the face of limited ...
Kwadwo Appiah Boateng   +3 more
doaj   +1 more source

Shear Response of Members without Shear Reinforcement—Experiments and Analysis Using Shear Crack Propagation Theory (SCPT)

open access: yesApplied Sciences, 2021
The determination of the ultimate shear capacity and the identification of the corresponding load-carrying mechanisms of concrete members without shear reinforcement has been an ongoing research topic for over 100 years. Based on a full mechanical model,
Maximilian Schmidt   +3 more
doaj   +1 more source

Utilization of by-pass cement kiln dust and air-cooled blast-furnace steel slag in the production of some “green” cement products

open access: yesHBRC Journal, 2018
By-pass cement kiln dust (CKD) is a fine-grained alkaline particulate material similar in appearance to Portland cement collected in the air-pollution control devices (such as cyclones, bag house or electrostatic precipitators) during the production of ...
Nour T. Abdel-Ghani   +2 more
doaj   +1 more source

Shear behaviour of lightweight concrete beams strengthened with CFRP composite [PDF]

open access: yes, 2019
This paper presents the experimental results obtained from lightweight and normal concrete beams with closed and U-shaped configurations of epoxy bonded Carbon FRP (CFRP) reinforcement in order to compare the shear resisting mechanisms between ...
Adhikary BB   +9 more
core   +2 more sources

Dynamics and constraints of state-led global city formation in emerging economies: The case of Shanghai [PDF]

open access: yes, 2013
This article seeks to contribute to a better understanding of the role of the state in influencing the formation of global cities in emerging economies, and highlights the complexity of this role due to challenging external environment, divergent ...
Zhang, L
core   +1 more source

Vibrated concrete vs. self-compacting concrete: comparison of fracture mechanics properties [PDF]

open access: yes, 2014
This study focuses on the fracture mechanics aspect of self-compacting concrete, compared to vibrated concrete. The most commonly used experiments to investigate the toughness and cracking behaviour of concrete are the three-point bending test (3PBT) on ...
Boel, Veerle   +3 more
core   +1 more source

The study of the interlock of ballast in triaxial geogrids

open access: yesMATEC Web of Conferences, 2018
Rail transport is the most efficient way of transport from an energetic and environmental point of view. The integration of geosynthetics in the rehabilitation solutions has grown substantially in the last decade, such as the application of different ...
Pires Diogo   +3 more
doaj   +1 more source

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