Results 31 to 40 of about 11,642 (310)

Assessment of one-way shear design of RC elements subjected to axial tension

open access: yesCase Studies in Construction Materials, 2021
The Shear failure of reinforced concrete is brittle with no warning. In addition, tensile forces could widen the concrete cracking and cause premature failure. Thus, worsen the situation, which could have disastrous consequences in many cases as shown in
A. Deifalla
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

Effect of Recycled Aggregate Quality on the Bond Behavior and Shear Strength of RC Members

open access: yesApplied Sciences, 2018
During the aggregate crushing process, natural aggregate and clinging mortar from existing concrete will inevitably produce small cracks and weak bonds between the aggregate and the existing cement mortar.
Thanapol Yanweerasak   +3 more
doaj   +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

Modification Factor for Shear Capacity of Lightweight Concrete Beams [PDF]

open access: yes, 2015
yesThe validity of the modification factor specified in the ACI 318-11 shear provision for concrete members to account for the reduced frictional properties along crack interfaces is examined using a comprehensive database comprised of 1716 normalweight ...
Ashour   +17 more
core   +1 more source

Finite Element Modelling of geogrids in stabilisation function - Comparison study [PDF]

open access: yesE3S Web of Conferences
Finite element methods (FEM) are commonly used in geotechnical designs. These methods become particularly valuable when complex multistage scenarios with a variety of interactions need to be considered.
Ria Zamara Katarzyna   +3 more
doaj   +1 more source

Experimental investigation on shear resistance of self-consolidating concrete beams

open access: yesRevista IBRACON de Estruturas e Materiais, 2019
Self-consolidating concrete stands out for its high fluidity and stability, which are obtained by the reduction of the coarse aggregate dimensions and content in the mixture and also by the addition of superplasticizer and viscosity modifiers.
G. SAVARIS, R. C. A. PINTO
doaj   +2 more sources

Monitoring Shear Behavior of Prestressed Concrete Bridge Girders Using Acoustic Emission and Digital Image Correlation

open access: yesSensors, 2020
In the Netherlands, many prestressed concrete bridge girders are found to have insufficient shear–tension capacity. We tested four girders taken from a demolished bridge and instrumented these with traditional displacement sensors and acoustic emission ...
Fengqiao Zhang   +4 more
doaj   +1 more source

Effect of aggregate gradation on the stiffness of asphalt mixtures [PDF]

open access: yes, 2015
Aggregate gradation plays an important role in the behaviour of asphalt mixtures. Packing of aggregate is a very important factor that will be affected by changing the aggregate gradation.
FULLER, KIM, OLARD, TALBOT, VAVRIK
core   +2 more sources

Tools for distributed application management [PDF]

open access: yes, 1990
Distributed application management consists of monitoring and controlling an application as it executes in a distributed environment. It encompasses such activities as configuration, initialization, performance monitoring, resource scheduling, and ...
Birman, Kenneth P.   +3 more
core   +5 more sources

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