Typical strength of asphalt mixtures compacted by gyratory compactor
Design of asphalt mixes and quality testing is influenced by the laboratory compaction procedure. Laboratory specimens must be manufactured in a way that suitably resembles field compaction for a performance test to give reliable mechanical properties. The internal structure of the mixture, which is...
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
De Gruyter
2022-05-01
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| Series: | Journal of the Mechanical Behavior of Materials |
| Subjects: | |
| Online Access: | https://doi.org/10.1515/jmbm-2022-0023 |
| _version_ | 1811202996499906560 |
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| author | Rasool Dina A. Hilal Miami M. Fattah Mohammed Y. |
| author_facet | Rasool Dina A. Hilal Miami M. Fattah Mohammed Y. |
| author_sort | Rasool Dina A. |
| collection | DOAJ |
| description | Design of asphalt mixes and quality testing is influenced by the laboratory compaction procedure. Laboratory specimens must be manufactured in a way that suitably resembles field compaction for a performance test to give reliable mechanical properties. The internal structure of the mixture, which is referred to in this article as the spread of aggregate and air voids, provides the basis for the simulation. Gyratory compaction uses a kneading effort to produce cylindrical specimens. The goal of the present article is to determine the required strength for asphalt mix compaction of 40–50 per surface. This look was achieved with three distinct types of filler material and two kinds of sand. The asphalt mixture’s compressibility was tested. By adding the cumulative energy expended during gyratory specimen compaction to the compression data, the force applied to the sample during gyrations may be calculated. The relation between the number of gyrations and forces demonstrates pressure resistance. The measured fore force vs number of gyrations for combinations containing limestone, cement, and fly ash as fill materials was presented. The force required to compact the six bituminous materials was found to be influenced by the filler content. As the number of gyrations increases, its compaction properties change until it achieves a steady state. Except for the asphalt–cement mixture, compaction strength in mixes containing river sand requires less strength than compaction strength in mixes containing crushed sand. |
| first_indexed | 2024-04-12T02:47:15Z |
| format | Article |
| id | doaj.art-336289d5620d4a5b9f5fc3e8a703776e |
| institution | Directory Open Access Journal |
| issn | 2191-0243 |
| language | English |
| last_indexed | 2024-04-12T02:47:15Z |
| publishDate | 2022-05-01 |
| publisher | De Gruyter |
| record_format | Article |
| series | Journal of the Mechanical Behavior of Materials |
| spelling | doaj.art-336289d5620d4a5b9f5fc3e8a703776e2022-12-22T03:51:06ZengDe GruyterJournal of the Mechanical Behavior of Materials2191-02432022-05-0131118619210.1515/jmbm-2022-0023Typical strength of asphalt mixtures compacted by gyratory compactorRasool Dina A.0Hilal Miami M.1Fattah Mohammed Y.2Civil Engineering Department, University of Technology, Baghdad, IraqCivil Engineering Department, University of Technology, Baghdad, IraqCivil Engineering Department, University of Technology, Baghdad, IraqDesign of asphalt mixes and quality testing is influenced by the laboratory compaction procedure. Laboratory specimens must be manufactured in a way that suitably resembles field compaction for a performance test to give reliable mechanical properties. The internal structure of the mixture, which is referred to in this article as the spread of aggregate and air voids, provides the basis for the simulation. Gyratory compaction uses a kneading effort to produce cylindrical specimens. The goal of the present article is to determine the required strength for asphalt mix compaction of 40–50 per surface. This look was achieved with three distinct types of filler material and two kinds of sand. The asphalt mixture’s compressibility was tested. By adding the cumulative energy expended during gyratory specimen compaction to the compression data, the force applied to the sample during gyrations may be calculated. The relation between the number of gyrations and forces demonstrates pressure resistance. The measured fore force vs number of gyrations for combinations containing limestone, cement, and fly ash as fill materials was presented. The force required to compact the six bituminous materials was found to be influenced by the filler content. As the number of gyrations increases, its compaction properties change until it achieves a steady state. Except for the asphalt–cement mixture, compaction strength in mixes containing river sand requires less strength than compaction strength in mixes containing crushed sand.https://doi.org/10.1515/jmbm-2022-0023asphaltgyratory compactorhmaloadstrength |
| spellingShingle | Rasool Dina A. Hilal Miami M. Fattah Mohammed Y. Typical strength of asphalt mixtures compacted by gyratory compactor Journal of the Mechanical Behavior of Materials asphalt gyratory compactor hma load strength |
| title | Typical strength of asphalt mixtures compacted by gyratory compactor |
| title_full | Typical strength of asphalt mixtures compacted by gyratory compactor |
| title_fullStr | Typical strength of asphalt mixtures compacted by gyratory compactor |
| title_full_unstemmed | Typical strength of asphalt mixtures compacted by gyratory compactor |
| title_short | Typical strength of asphalt mixtures compacted by gyratory compactor |
| title_sort | typical strength of asphalt mixtures compacted by gyratory compactor |
| topic | asphalt gyratory compactor hma load strength |
| url | https://doi.org/10.1515/jmbm-2022-0023 |
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