Effects of RAP on the Mechanical Properties of Asphalt

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Effects of RAP on the Mechanical Properties of Asphalt ...

2018-2-13  Effects of RAP on the Mechanical Properties of Asphalt Mixes and Binder, and on the Predicted Pavement Performance Saman Esfandiarpour1, Ahmed Shalaby1, M. Alauddin Ahammed2, Tara Liske2, Said Kass2 1University of Manitoba, 2Manitoba

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Effect of RAP on the mechanical properties of registered ...

Effect of RAP on the mechanical properties of registered asphalt mixtures in Flanders By Joke Anthonissen, Wim Van den bergh and Johan Braet Topics: Engineering sciences.

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Effects of production stages on blending and mechanical ...

However, the effects of the production stages of RAP mixtures on their blending as well as mechanical attributes are still unclear, particularly for high percentage RAP mixtures. The production stages that potentially can affect the blending between the virgin and RAP binders include the RAP binder transfer stage, mechanical blending stage, and ...

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Laboratory study of the effect of RAP conditioning on the ...

The influence of reclaimed asphalt pavement (RAP) content on the mixture and recovered binder properties of plant-produced hot-mix asphalt (HMA) was examined by studying the complex moduli of RAP ...

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Effect of RAP and fibers addition on asphalt mixtures with ...

2018-1-20  The general effect of RAP addition was a decrease in the healing of the mixtures, and the effect of fibers was an increase in the healing. Overall, it is concluded that asphalt mixtures with RAP and metal fibers have the potential for crack-healing via microwave heating.

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Effects of production stages on blending and mechanical ...

2017-9-15  However, the effects of the production stages of RAP mixtures, illustrated in Fig. 1, on their blending and mechanical properties remain unclear, especially for high percentage RAP mixtures. It is noted that a few studies have investigated the influence of plant type and production parameters on the performance of RAP mixtures [18] .

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Laboratory study of the effect of RAP conditioning on the ...

2021-8-17  This paper evaluates the effect of reclaimed asphalt pavement (RAP) laboratory conditioning on the rheological properties of recycled hot-mix asphalt. Four different conditioning processes were used on a single RAP source before mixing: unheated RAP, RAP heated at 110 °C in a microwave, RAP heated in a covered pan at 110 °C in a draft oven, and RAP heated in a non-covered pan at 110 °C in

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Assessing the effects of recycled asphalt pavement ...

Recycled asphalt pavement (RAP) materials are used in roller compacted concrete. ... This paper evaluate the effects of various RAP sizes as substitute of coarse and fine natural aggregate (NA) on the mechanical properties and durability of roller compacted concrete (RCC). The RAP and NA materials are characterized and compared. The mechanical ...

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The effect of cement and reclaimed asphalt pavement on the ...

2018-2-10  The effect of cement and reclaimed asphalt pavement on the mechanical properties of stabilized base via full-depth reclamation. ... Taha et al. investigated the effect of cement and RAP on the unconfined compressive strength of the mixture of RAP and soil stabilized with cement. Their findings showed that increasing the content of cement or ...

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Statistical analysis of the influence of RAP and mix ...

2013-12-4  Effects of RAP on asphalt mixture complex modulus and fatigue life Various studies have been conducted in order to evaluate the influence of RAP content on mechanical properties of mixtures. In general, the addition of RAP material is observed to cause a

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Laboratory study of the effect of RAP conditioning on the ...

2013-6-27  This paper evaluates the effect of reclaimed asphalt pavement (RAP) laboratory conditioning on the rheological properties of recycled hot-mix asphalt. Four different conditioning processes were used on a single RAP source before mixing: unheated RAP, RAP heated at 110 °C in a microwave, RAP heated in a covered pan at 110 °C in a draft oven, and RAP heated in a non-covered pan at 110 °C in

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Laboratory study of the effect of RAP conditioning on the ...

The influence of reclaimed asphalt pavement (RAP) content on the mixture and recovered binder properties of plant-produced hot-mix asphalt (HMA) was examined by studying the complex moduli of RAP ...

Get price

Effects of laboratory mixing methods and RAP materials on ...

The primary work reported in this thesis is concerned mainly with the effects of different mixing methods and RAP materials on homogeneity and mechanical properties of hot recycled asphalt mixtures. The recycled asphalt mixture conforms to the requirement of BS 4987-1 (2005) for dense bitumen macadam size 10 mm (DBM 10 mm). The proportion of RAP in the recycled mixture is 40%.

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Effects of RAP residual asphalt binder type, content and ...

The influence of reclaimed asphalt pavement (RAP) on the mechanical properties of cement-treated materials (CTMs) has not been completely understood, while its usage as a partial supplement of ...

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EFFECT OF MODIFIED ASPHALT WITH SBS POLYMER ON MECHANICAL ...

The experimental study, carried out totally in laboratory, is based on the evaluation of mechanical properties of RAP samples directly taken from the milling machine in two different Italian highways.

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Studying the Influence of the Reclaimed Asphalt Pavement ...

2016-9-17  The present study focuses on the experimental investigation of the mechanical response of recycled asphalt mixtures (RAP) using a full-field measurement technique: the grid method. Four hot mixture asphalt (HMA) specimens containing 0, 20, 40, and 100 % of RAP were prepared.

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Effect of reclaimed asphalt pavement in granular base ...

2020-5-26  The road has a medium traffic levels and was constructed nearly 20 years ago, and the main pavement distress was the asphalt rutting. The RAP was obtained by a cold milling machine. The RAP properties were examined in the laboratory, and the

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Mechanical Properties of Porous Asphalt Pavement Materials ...

The objectives of this paper are (1) to characterize the mechanical properties of porous asphalt pavement mixtures containing reclaimed asphalt pavement (RAP) and a WMA additive (Advera® WMA) using Superpave™ gyratory compactor and dynamic modulus testing. Four types of porous asphalt mixtures were evaluated in this study.

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Mechanical and Microstructural Properties of Asphalt ...

This study aims to characterize the mechanical and microstructural properties of asphalt binders prepared with 25 and 35% of RAP contents. A base binder of pen 60/70 (PG 64-22) was used in this study.

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Effect of the processing conditions on the viscoelastic ...

2020-9-4  Effect of the processing conditions on the viscoelastic properties of a high-RAP recycled asphalt mixture: micromechanical and experimental approaches Rabeb Cherif LRMOED, National Engineering School of Tunis, Tunis El Manar University, Tunis, Tunisia Correspondence [email protected]

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Laboratory study of the effect of RAP conditioning on the ...

The influence of reclaimed asphalt pavement (RAP) content on the mixture and recovered binder properties of plant-produced hot-mix asphalt (HMA) was examined by studying the complex moduli of RAP ...

Get price

Effects of RAP residual asphalt binder type, content and ...

This paper evaluates the effects of reclaimed asphalt pavement (RAP) residual binder characteristics on the mechanical behaviour of cold recycled cement-treated mixtures. RAP samples with different binder types (conventional, polymer and rubber), contents (4.5% and 5.5%) and ageing conditions were produced in laboratory.

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Effects of RAP residual asphalt binder type, content and ...

The influence of reclaimed asphalt pavement (RAP) on the mechanical properties of cement-treated materials (CTMs) has not been completely understood, while its usage as a partial supplement of ...

Get price

EFFECT OF MODIFIED ASPHALT WITH SBS POLYMER ON MECHANICAL ...

The experimental study, carried out totally in laboratory, is based on the evaluation of mechanical properties of RAP samples directly taken from the milling machine in two different Italian highways.

Get price

Studying the Influence of the Reclaimed Asphalt Pavement ...

2016-9-17  The present study focuses on the experimental investigation of the mechanical response of recycled asphalt mixtures (RAP) using a full-field measurement technique: the grid method. Four hot mixture asphalt (HMA) specimens containing 0, 20, 40, and 100 % of RAP were prepared.

Get price

Effect of reclaimed asphalt pavement in granular base ...

2020-5-26  The road has a medium traffic levels and was constructed nearly 20 years ago, and the main pavement distress was the asphalt rutting. The RAP was obtained by a cold milling machine. The RAP properties were examined in the laboratory, and the

Get price

Performance Characterization of Recycled-Asphalt Pavement ...

The rejuvenator is typically utilized to partially recover the mechanical properties of reclaimed-asphalt pavement (RAP). Although the rejuvenator works effectively in softening the highly aged recycled asphalt and improving workability, the rutting and cracking performance of recycled materials cannot be

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Mechanical Properties of Porous Asphalt Pavement Materials ...

The objectives of this paper are (1) to characterize the mechanical properties of porous asphalt pavement mixtures containing reclaimed asphalt pavement (RAP) and a WMA additive (Advera® WMA) using Superpave™ gyratory compactor and dynamic modulus testing. Four types of porous asphalt mixtures were evaluated in this study.

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Effects of Cement and Emulsified Asphalt on Properties of ...

Then, based on the premise of using 100% RAP with a gradation that was determined experimentally, the effects of emulsified asphalt and cement on the porosity, indirect tensile strength, tensile strength ratio, dynamic stability, and mechanical properties of CRAM were evaluated.

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Effects of Warm-Mix Asphalt Additives on Workability and ...

2009-1-1  Effects of Warm-Mix Asphalt Additives on Workability and Mechanical Properties of Reclaimed Asphalt Pavement Material Mingjiang Tao and Rajib B. Mallick Transportation Research Record 2009 2126 : 1 , 151-160

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