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Eco-Friendly Waste Plastic Road
Summary
Researchers found that mixing waste plastic into road pavement (about 8% plastic content worked best) makes roads stronger, more durable, and more resistant to water damage than traditional asphalt—all while recycling plastic waste that would otherwise pollute the environment. This is a promising way to tackle two problems at once, but it's worth noting the study was done in a lab, so more research is needed on how these roads hold up over years of real-world use, and whether wear and tear from traffic could release microplastic particles into soil, waterways, or air over time.
The rapid increase in plastic waste has become a major environmental challenge across the world. Simultaneously, the construction of flexible pavements requires significant quantities of natural aggregates and bitumen, resulting in resource depletion and environmental degradation. This research investigates the use of waste plastic in asphalt pavement construction for developing eco-friendly plastic roads. The study compares conventional asphalt mixes with plastic-modified asphalt mixtures in terms of Marshall Stability, durability, water resistance, and environmental benefits. Laboratory results indicate that plasticmodified roads exhibit improved strength, higher resistance to rutting, reduced moisture damage, and longer service life compared to conventional pavements. The optimum performance was observed at approximately 8% plastic content in the bituminous mix. The study concludes that waste plastic can be effectively utilized in road construction to reduce environmental pollution and enhance pavement performance.