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Recycled concrete aggregates

TítuloMechanical properties of hot mix asphalt made with recycled concrete aggregates coated with bitumen emulsion

TítuloMechanical properties of hot mix asphalt made with recycled concrete aggregates coated with bitumen emulsion

... The incorporation of recycled concrete aggregates (RCA) in hot-mix asphalt (HMA) could be a way to promote sustainable construction. To date, several investigations have examined the use of this type ...

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TítuloMechanical behavior of hot mix asphalt made with recycled concrete aggregates from construction and demolition waste: a design of experiments approach

TítuloMechanical behavior of hot mix asphalt made with recycled concrete aggregates from construction and demolition waste: a design of experiments approach

... with recycled concrete aggregates from construction and demolition waste (CDW) with a different ...natural aggregates (schist and calcite-dolomite), the recycled concrete ...

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TítuloFatigue performance of bituminous mixtures made with recycled concrete aggregates and waste tire rubber

TítuloFatigue performance of bituminous mixtures made with recycled concrete aggregates and waste tire rubber

... mineral aggregates with recycled aggregates will have economic and environmental ...as recycled aggregates has been an excellent choice over the last few ...with recycled ...

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TítuloEffect of ageing time on properties of hot mix asphalt containing recycled concrete aggregates

TítuloEffect of ageing time on properties of hot mix asphalt containing recycled concrete aggregates

... of recycled concrete aggregates (RCA) from construction and demolition waste (CDW) as coarse aggregates in hot-mix asphalt (HMA) has been studied as a sustainability ...natural ...

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TítuloCharacterization of hot mix asphalt made with recycled concrete aggregates that have been cured for 4 hours in the oven

TítuloCharacterization of hot mix asphalt made with recycled concrete aggregates that have been cured for 4 hours in the oven

... Abstract. In this research a laboratory characterization of hot-mix asphalt (HMA) made with recycled concrete aggregates (RCA) from construction and demolition waste (CDW) as base layer in road ...

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TítuloEffect of hydrated lime on the bond between asphalt and recycled concrete aggregates

TítuloEffect of hydrated lime on the bond between asphalt and recycled concrete aggregates

... In this investigation, rolling bottle tests and boiling water tests were performed to evaluate the effect of hydrated lime on the adhesion between recycled concrete aggregates (RCA) and the asphalt ...

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TítuloAdhesion of recycled concrete aggregates, demolition debris and asphalt

TítuloAdhesion of recycled concrete aggregates, demolition debris and asphalt

... with recycled concrete aggregates (RCA) from construction and demolition waste (CDW), such as concrete or unbound pavement layers (Arm, 2001; Tam et ...

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TítuloInfluence of ageing on the properties of bitumen from asphalt mixtures with recycled concrete aggregates

TítuloInfluence of ageing on the properties of bitumen from asphalt mixtures with recycled concrete aggregates

... RCA aggregates mainly differ from natural ones because they have old mortar attached to their ...RCA aggregates’ resistance to fragmentation (Sánchez de Juan and Alaejos Gutiérrez, 2009) and greatly ...

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TítuloMoisture damage resistance of hot mix asphalt made with recycled concrete aggregates and crumb rubber

TítuloMoisture damage resistance of hot mix asphalt made with recycled concrete aggregates and crumb rubber

... To guarantee sustainable construction, we investigated the reuse of construction and demolition waste (CDW) as recycled concrete aggregate (RCA) for the manufacture of hot-mix asphalt (HMA) in place of ...

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TítuloOverview of bituminous mixtures made with recycled concrete aggregates

TítuloOverview of bituminous mixtures made with recycled concrete aggregates

... of concrete, masonry, asphalt, wood, metal, gypsum, plastics and miscellaneous materials; the composition depends on the changing nature of construction and building materials over the time [14] and for different ...

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TítuloFeasibility of Using Recycled Concrete Aggregates for Half Warm mix Asphalt

TítuloFeasibility of Using Recycled Concrete Aggregates for Half Warm mix Asphalt

... as recycled concrete aggregate (RCA) to manufacture half-warm mix asphalt (HWMA) instead of natural ...the aggregates and bitumen emulsion mixing temperatures and mixing times were ...

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Alkali-Aggregate reaction in recycled concrete with aggregates qualified as reactives by the ASTM C 1260 method

Alkali-Aggregate reaction in recycled concrete with aggregates qualified as reactives by the ASTM C 1260 method

... that recycled concrete aggregates have in reference to the natural aggregates, clast composition stands out since a part of it is original rock and another part is a ...

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Mechanical performance of half-warm mix recycled asphalt mixtures containing total rates of reclaimed asphalt pavement for their use in road pavements

Mechanical performance of half-warm mix recycled asphalt mixtures containing total rates of reclaimed asphalt pavement for their use in road pavements

... particle aggregates into the new bituminous mixture since they have the potential to improve the adhesive bonding and cohesive strength between aggregates and binder (Al-Ohaly and Terrel, 1988), conduct ...

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Corrosión por cloruros del acero de refuerzo embebido en concreto con agregado grueso reciclado y materiales cementantes suplementarios

Corrosión por cloruros del acero de refuerzo embebido en concreto con agregado grueso reciclado y materiales cementantes suplementarios

... conditions concrete to decrease its ion chloride penetration resistance in about 30%, in comparison to conventional ...provide concrete with a great ability to inhibit ion chloride penetration, because the ...

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Acoustic Evaluation of Beam and Pot Slabs with Lightweight Regularization Layers – A case study

Acoustic Evaluation of Beam and Pot Slabs with Lightweight Regularization Layers – A case study

... The measurements show also that the floors with non-conventional regularization layers have better impact sound insulation indexes due to their lower masses. Type II floor shows the best impact performance because it has ...

8

TítuloStiffness of cold asphalt mixtures with recycled aggregates from construction and demolition waste

TítuloStiffness of cold asphalt mixtures with recycled aggregates from construction and demolition waste

... and recycled aggregates can be seen in Table 2, notably the low specific gravity and high water absorption of CDWA which will clearly affect the mechanical and rheological properties of the bituminous ...

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Characterizing lightweight aggregates for improving internal curing of concrete

Characterizing lightweight aggregates for improving internal curing of concrete

... of concrete (known as internal curing) has been studied in recent ...of concrete can be provided by pre-wetted lightweight aggregates (LWAs) as partial replacement of the normalweight ...

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Métodos de evaluación de las reacciones álcali sílice en hormigones con áridos reciclados = Evaluation methods of alkali silica reaction in concrete with recycled aggre gates

Métodos de evaluación de las reacciones álcali sílice en hormigones con áridos reciclados = Evaluation methods of alkali silica reaction in concrete with recycled aggre gates

... following aggregates were employed: coarse RA coming from concrete from a recycled pavement affected by ASR; NA used in the original concrete (OC) of the pavement; and innocuous fine ...

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Producción de hormigón reciclado. Reciclaje repetitivo de agregados gruesos de hormigón

Producción de hormigón reciclado. Reciclaje repetitivo de agregados gruesos de hormigón

... the concrete mixing composition and namely the apparent water / cement ratio were kept constant (w/c = ...the recycled aggregates kept increasing, it was expected that the workability of the mixes ...

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TítuloSimultaneous utilization of fine and coarse recycled concrete aggregate for the fabrication and experimental analysis of the structural performance of precast reinforced and  prestressed concrete elements

TítuloSimultaneous utilization of fine and coarse recycled concrete aggregate for the fabrication and experimental analysis of the structural performance of precast reinforced and prestressed concrete elements

... recycled concrete. Different percentages of the total amount of natural aggregates (0, 20, 35 and 50%, including fine and coarse fraction) were replaced with recycled aggregates from ...

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