Evaluating The Efect Of Fly Ash Pellets As A Replacement Of Aggregates In Pavement Quality Concrete
| dc.contributor.author | Javeed, Mohammed | |
| dc.date.accessioned | 2026-10-13T05:29:13Z | |
| dc.date.available | 2026-10-13T05:29:13Z | |
| dc.date.issued | 2022 | |
| dc.description.abstract | Concrete is fundamentally a man-made mixture comprising aggregates which are 70 to 80 percent of the volume of concrete that is held together by a cementing phase. Aggregates are one of the largest used materials globally. Due to the extraction of the aggregates from the quarry’s it will create an ecological imbalance and natural resources are depleted as a result. The environmental impact of aggregate extraction from a quarry is one of the most pressing concerns. Aggregate quarries have a number of negative environmental consequences which consist of, effects on climate, water environment, landscape, natural environment. Throughout the last many years, the demand for natural resources has skyrocketed, as it is firmly connected to the urban area's turn of events and its financial development. Therefore, there is a need to develop a substitute for aggregates and artificial aggregates are one of such alternatives, Fly ash pellets are one of such artificial aggregates that can be used in construction to replace traditional aggregates. Thermal power facilities produce fly ash as a byproduct, India is expanding electricity demand necessitates the use of thermal power plants to generate 70% of the country's electricity. Air pollution from particle emissions, water pollution, and a lack of land for disposing fly ash are among environmental concerns from these plants. the production of fly ash pellets is a good way to put a lot of fly ash to good use.The fly-ash pellets are made in this study using a laboratory procedure (manual) followed by cold bonding curing to get the desired strength to the pellets. Fly ash pellets are prepared in different fly ash and cement ratios using manual method. On comparing the strength properties of the pellets with different ratios 3:1 fly ash (FA) and cement(C) ratio gave the better results. Then the pellets are prepared with 3:1 FA:C with varying percentage of basalt fibers for giving more strength to the pellets, after comparing the results, for 3:1 FA:C ratio the optimum percentage of basalt fibers obtained is 0.5 percent. then for decreasing the water absorption of the pellets, it is treated with the water glass, here, the water glass used is sodium silicate. The treatment of the pellets with the water glass results in decreasing the water absorption about 15 percent. The treated pellets which are prepared with 3:1 FA:C ratio and in pavement quality, basalt fibers are utilized to replace aggregates. concrete. The fly ash pellets as a substitute for coarse aggregates in the percentages of 5%, 10%, 15% and 20% for M40 grade concrete. Following the comparison, with the traditional concrete, the maximum replacement obtained is 15 percent. | |
| dc.identifier.uri | http://nits.ndl.gov.in/handle/123456789/227 | |
| dc.language.iso | en | |
| dc.publisher | Department of Civil Engineering, NITS | |
| dc.relation.ispartofseries | D1593 | |
| dc.title | Evaluating The Efect Of Fly Ash Pellets As A Replacement Of Aggregates In Pavement Quality Concrete | |
| dc.type | Thesis |