coarse aggregate

coarse aggregate

[′kȯrs ′ag·rə·gət]
(materials)
Crushed stone or gravel used in concrete; will not, when dry, pass through a sieve with ¼-inch-diameter (6-millimeter) holes.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

coarse aggregate

Aggregate retained on a 4.76-mm (No. 4) sieve. Also see crushed gravel, crushed stone, gravel, pea gravel.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
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References in periodicals archive ?
Based on the mechanical tests results, the clinopyroxenite samples are recommended to be used as coarse aggregate in construction projects.
EFFECTS OF INTRINSIC PROPERTIES ON THE PHYSIO-MECHANICAL CHARACTERS OF MAFIC-ULTRAMAFIC ROCKS FROM THE JIJAL COMPLEX, NORTHERN PAKISTAN
Coarse aggregate is separated in removable sieves, while slurry and water drain through hoses.
Mixer-mounted tanks expedite site washout
One study found that - the RCA's average shape index is 120% higher than the NCA's (natural coarse aggregate), meaning that RCA is more angulated than the NCA (Amorim, De Brito, and Evangelista 2012).
Laboratory evaluation of the characteristics of continuously reinforced concrete pavement incorporating recycled concrete aggregate
(i) The limestone coarse aggregate was abrasive wore for 0, 250, 500, 750, and 1000 passes using the Los Angeles abrasion apparatus to obtain five different CAAs.
A Laboratory Investigation into the Effects of Coarse Aggregate Angularity on Performance of WMA
Angularity index applies to coarse aggregate sizes and describes variations at the particle boundary that influence the overall shape.
Pavement Analysis and Design by Multiphysics Reconstructing Algorithm for the Virtual Asphalt Mixture Based on the Discrete-Element Method
[10.] ASTM C127, Standard Test Method for Density, Relative Density (Specific Gravity), and Absorption of Coarse Aggregate, 2004.
Effect of the Use of Metakaolin Artificial Lightweight Aggregate on the Properties of Structural Lightweight Concrete
Larrard and Belloc (1992) reported that the weakest components in concrete are the hardened cement paste and the transition zone between the cement paste and the coarse aggregate rather than the coarse aggregate itself.
Influence of coarse aggregate on concrete's elasticity modulus/Influencia do agregado graudo no modulo de elasticidade do concreto
In this study, crushed stone from Margala query was used as natural coarse aggregate. The cracked high strength Pre-Stressed concrete girders were used to produce the recycled coarse aggregate.
STRENGTH PREDICTION OF RECYCLED AGGREGATE CONCRETE USING ACCELRATED CURING METHOD
Senthamarai and Devadas (2005) focused on the usage of industrial ceramic waste as replacement of natural coarse aggregate. Experiments made in this study include compressive splitting tensile and flexural strengths of the concrete made with the ceramic coarse aggregate.
EXPERIMENTAL INVESTIGATION OF TENSILE AND FLEXURAL STRENGTH OF CERAMIC WASTE CONCRETE
Various combinations of ordinary Portland cement (ASTM Type I), fine aggregate, normal coarse aggregate, two types of lightweight coarse aggregates, and glass bubbles are used to fabricate the test specimens.
Effect of surrogate aggregates on the thermal conductivity of concrete at ambient and elevated temperatures
It was stated by Skripkiunas (2006) that if the concentration of coarse aggregate increases, the yield stress of concrete mixture decreases proportionally.
Influence of mineral aggregate concentration on the technological properties of fresh concrete mixture/Mineraliniu uzpildu koncentracijos itaka sviezio betono misinio technologinems savybems

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