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In this paper, the effects of polyvinyl alcohol fiber incorporation on the crack resistance of low-dose cement-stabilized crushed stone have been investigated. The resulting change in the compressive strength, compressive rebound modulus, splitting strength, dry shrinkage factor, and impact toughness with fiber incorporation was evaluated through the unconfined compressive strength test, compressive rebound modulus test, crack strength test, dry shrinkage test, and impact toughness test. The results showed the positive influence of PVA fibers on the crack resistance of low-dose cement-stabilized crushed stone. PVA fibers have been shown to improve the compressive strength, splitting strength, and impact toughness of low-dose cement-stabilized crushed stone while reducing the compressive rebound modulus and dry shrinkage factor. With the increase of fiber incorporation, the compressive strength, splitting strength, and impact toughness tend to increase first and then decrease. The compressive resilience modulus and dry shrinkage coefficient showed a tendency to decrease first and then increase. When the fiber dosage is 0.9 kg/m3, the maximum energy consumed in the fracture of the specimen, the strongest impact resistance and impact ductility of the material, the indexes reach the optimal value, indicating that the crack resistance of PVA fiber low-dose cement-stabilized crushed stone is optimal at this dosage. This study provides a theoretical basis for promoting and applying PVA fiber in low-dose cement-stabilized gravel.
Słowa kluczowe
Czasopismo
Rocznik
Tom
Strony
141--155
Opis fizyczny
Bibliogr. 18 poz., il., tab.
Twórcy
autor
- Key Laboratory of Road Structure and Material Ministry of Communication, Changsha University of Science and Technology, Changsha, China
autor
- Key Laboratory of Road Structure and Material Ministry of Communication, Changsha University of Science and Technology, Changsha, China
autor
- China Construction Eighth Engineering Bureau Third Construction Co., Ltd, Nanjing, Jiangsu, China
Bibliografia
- [1] H. Hu, D. Vizzari, X. Zha, and K. Mantalovas, “A comparison of solar and conventional pavements via life cycle assessment”, Transportation Research Part D: Transport and Environment, vol. 119, pp. 1-17, 2023, doi: 10.1016/j.trd.2023.103750.
- [2] N. Dhakal, M. A. Elseifi, and Z. Zhang, “Mitigation strategies for reflection cracking in rehabilitated pavements-A synthesis”, International Journal of Pavement Research and Technology, vol. 9, no. 3, pp. 228-239, 2016, doi: 10.1016/j.ijprt.2016.05.001.
- [3] V. Afroughsabet and T. Ozbakkaloglu, “Mechanical and durability properties of high-strength concrete containing steel and polypropylene fibers”, Construction and Building Materials, vol. 94, pp. 73-82, 2015, doi: 10.1016/j.conbuildmat.2015.06.051.
- [4] J. Chang, J. Li, H. Hu, J. Qian, and M. Yu, “Numerical Investigation of Aggregate Segregation of Superpave Gyratory Compaction and Its Influence on Mechanical Properties of Asphalt Mixtures”, Journal of Materials in Civil Engineering, vol. 35, no. 3, pp. 1-10, 2023, doi: 10.1061/(ASCE)MT.1943-5533.0004604.
- [5] C. Ju, Y. Liu, Z. Yu, and Y. Yang, “Cement-Lime-Fly Ash Bound Macadam Pavement Base Material with Enhanced Early-Age Strength and Suppressed Drying Shrinkage via Incorporation of Slag and Gypsum”, Advances in Civil Engineering, vol. 2019, pp. 1-10, 2019, doi: 10.1155/2019/8198021.
- [6] J. Gao, P. Jin, Y. Sheng, and P. An, “A case study on crack propagation law of cement stabilised macadam base”, The International Journal of Pavement Engineering, vol. 21, no. 4, pp. 516-523, 2020, doi: 10.1080/10298436.2018.1492135.
- [7] B. Yu, M. Zhang, and T. Li, “Analysis of the micro bonding graded gravel asphalt pavement structure”, Journal of Shenyang Jianzhu University (Natural Science), vol. 29, no. 5, pp. 852-860, 2013.
- [8] B. Li, Y. Chi, L. Xu, Y. Shi, and C. Li, “Experimental investigation on the flexural behavior of steelpolypropylene hybrid fiber reinforced concrete”, Construction and Building Materials, vol. 191, pp. 80-94, 2018, doi: 10.1016/j.conbuildmat.2018.09.202.
- [9] J. Li, X. Chen, L. Lang, X. He, and Q. Xue, “Evaluation of natural and artificial fiber reinforcements on the mechanical properties of cement-stabilized dredged sediment”, Soils and Foundations, vol. 63, no. 3, pp. 1-15, 2023, doi: 10.1016/j.sandf.2023.101319.
- [10] C.C. Thong, D.C.L. Teo, and C.K. Ng, “Application of polyvinyl alcohol in cement-based composite materials: A review of its engineering properties and microstructure behavior”, Construction and Building Materials, vol. 107, pp. 172-180, 2016, doi: 10.1016/j.conbuildmat.2015.12.188.
- [11] K. Dhasindrakrishna, K. Pasupathy, S. Ramakrishnan, and J. Sanjayan, “Rheology and elevated temperature performance of geopolymer foam concrete with varying pva fiber dosage”, Materials Letters, vol. 328, pp. 1-4, 2022, doi: 10.1016/j.matlet.2022.133122.
- [12] V. Afroughsabet and T. Ozbakkaloglu, “Mechanical and durability properties of high-strength concrete containing steel and polypropylene fibers”, Construction and Building Materials, vol. 94, pp. 73-82, 2015, doi: 10.1016/j.conbuildmat.2015.06.051.
- [13] J. Luo, Q. Li, T. Zhao, S. Gao, and S. Sun, “Bonding and toughness properties of pva fiber reinforced aqueous epoxy resin cement repair mortar”, Construction and Building Materials, vol. 49, pp. 766-771, 2013, doi: 10.1016/j.conbuildmat.2013.08.052.
- [14] C. Zhao, N. Liang, X. Zhu, L. Yuan, and B. Zhou “Fiber-reinforced cement-stabilized macadam with various polyvinyl alcohol fiber contents and lengths”, Journal of Materials in Civil Engineering, vol. 32, no. 11, pp. 228-239, 2020, doi: 10.1061/(ASCE)MT.1943-5533.0003383.
- [15] Y. Zheng, P. Zhang, Y. Cai, Z. Jin, and E. Moshtagh, “Cracking resistance and mechanical properties of basalt fibers reinforced cement-stabilized macadam”, Composites Part B: Engineering, vol. 165, pp. 312-334, 2019, doi: 10.1016/j.compositesb.2018.11.115.
- [16] M. Suleman, N. Ahmad, S. Ullah Khan, and T. Ahmad, “Investigating flexural performance of waste tires steel fibers-reinforced cement-treated mixtures for sustainable composite pavements”, Construction and Building Materials, vol. 275, pp. 1-14, 2021, doi: 10.1016/j.conbuildmat.2020.122099.
- [17] Y. Ji, H. Zhang, and W. Li, “Investigation on steel fiber strengthening of waste brick aggregate cementitious composites”, Case Studies in Construction Materials, vol. 17, pp. 1-18, 2022, doi: 10.1016/j.cscm.2022.e01240.
- [18] S. Candamano, F. Crea, L. Coppola, P. De Luca, and D. Coffetti, “Influence of acrylic latex and pre-treated hemp fibers on cement based mortar properties”, Construction and Building Materials, vol. 273, pp. 1-12, 2021, doi: 10.1016/j.conbuildmat.2020.121720.
Typ dokumentu
Bibliografia
Identyfikator YADDA
bwmeta1.element.baztech-4c4eb04a-1929-4d0b-baab-61163e9be7be
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