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PLASTIC ASPHALT
In 2020, California repaved a highway using recycled materials, including 150,000 plastic bottles per mile; it could last 2-3 times longer than conventional asphalt- In 2020, Australia built more than 90% of a road project from recycled waste; five million bottles went into a job that cost no more than a standard build
- 6,000 milk bottle road in China: How plastic waste found a strange second life in Shanghai
- In 2022, Wales mixed fibres from 4.3 tonnes of used nappies into a highway; the waste replaced asphalt material imported from EuropeWales recently resurfaced part of the A487 highway using fibers from 4.3 tonnes of recycled diapers. Sanitized diaper waste was processed i...11 Sep, 2026, 09.20 PM IST
- In the year to September 2023, one Australian city used 6,790 litres of waste engine oil to build roads; it became a coating for stone used in road sealsIn the year leading up to September 2023, the City of Greater Geelong transformed thousands of litres of used motor oil into durable public...10 Sep, 2026, 10.35 PM IST
- In 2019, Ontario's Trent University created green parking from 35,640 pounds of recycled plastic. 7 years later, the system can hold 64,627 gallons of stormwater on campusTrent University implemented permeable grid paving for parking needs. This innovative system uses recycled plastic and improves stormwater ...10 Sep, 2026, 01.48 AM IST
- In 2021, Victoria used 2,100 tons of recycled road base to rebuild the Hume Freeway. 5 years later, its 850-metre stretch had turned waste into a longer-lasting road tooPlastic bags and glass bottles usually end up in the trash. In Australia, some became part of a highway instead. Engineers rebuilt an 850-m...09 Sep, 2026, 07.33 PM IST
- In 2021, Missouri added just 1% waste plastic to a two-mile road, that tiny share consumed 10 tons, equal to 750,000 soda bottlesIn 2021, Missouri transportation officials discussed a road project that tested recycled plastic in asphalt pavement. Engineers from the Un...09 Sep, 2026, 12.50 AM IST
- In 2021, Shanghai used 6,000 milk bottles to fight plastic waste; the result became China's 1st plastic road, turning hard-to-recycle bottles into useful paving materialShanghai’s “Milk Bottle Road” demonstrates how difficult-to-recycle plastic can be redirected toward useful infrastructure. Developed throu...08 Sep, 2026, 11.21 PM IST
- In 2023, Australia's Sydney put 120,000 glass jars and 200 tonnes of old asphalt on Clarence Street. 1 year later, its program recycled 670,000 glass jars into asphalt across the citySydney is using recycled materials in road renewal, giving glass jars and reclaimed asphalt a new purpose instead of sending them to landfi...08 Sep, 2026, 10.40 PM IST
- In 2024, Wales used 80,000 discarded diapers to build a road instead of sending 4 tons of waste to landfillCarmarthenshire County Council has collaborated with Nappicycle to conduct a groundbreaking road trial. Thousands of used diapers were skil...08 Sep, 2026, 09.28 PM IST
- In 2025, Nebraska put two million plastic bags into a 4,000-foot road; it became the state’s first recycled-plastic roadNebraska put the equivalent of two million plastic bags into a 4,000-foot road in 2025, creating the state’s first recycled-plastic road. T...08 Sep, 2026, 09.11 PM IST
- In 1990, New York City began recycling waste glass into street pavement. 5 years later, the city had reused 250,000 tons of glass in resurfacing projects across the cityNew York City pioneered waste glass use in road construction between 1990 and 1995. Research examined crushed glass as an asphalt aggregate...08 Sep, 2026, 08.14 PM IST
- In 2019, Australia's Central Coast Council used 631,000 plastic bags, 117,000 bottles and 14,400 printer cartridges on a 600-metre road. 7 years later, the project remains a striking waste-to-road example across the regionCentral Coast Council is now using recycled soft plastic and glass in road surfacing. This innovative product, Reconophalt, diverts thousan...08 Sep, 2026, 06.49 PM IST
- In 2024, Michigan Tech mixed 6% treated waste glass into asphalt; dynamic stability rose 42.3%, and anti-skid performance improved 38.6% over standard mixesResearchers at Michigan Technological University have discovered an innovative way to utilize waste glass in paving roads. Their findings r...08 Sep, 2026, 01.20 PM IST
- In 2026, Texas engineers mixed 4.5 tons of waste plastic into nearly a mile of road; the recycled material replaced 8% to 10% of petroleum-based bitumenInnovative researchers are pioneering the use of recycled plastic to improve the durability of asphalt roads. By substituting a portion of ...03 Sep, 2026, 02.28 PM IST
- In 2022, Hawaii used 195,000 plastic bottles to rebuild a road. Engineers found an alternative use for recycling plastic waste, but there's a catchHawaii's officials have embarked on an innovative experiment to blend recycled plastic into road asphalt, effectively repurposing nearly 20...02 Sep, 2026, 03.22 PM IST
- In July 2019, scientists watched mayflies mistake solar-like glass for water; females landed and deposited eggs on the dry surfaceFemale mayflies are confusing solar panels for water surfaces, which is causing difficulties with their reproduction. This issue, termed po...21 Aug, 2026, 02.10 PM IST
- A road in Surrey could soon send its summer heat 100 metres beneath the surface, store it underground and bring it back during winter, turning geothermal energy into a defense against potholesWhat if roads could store summer heat and use it to prevent winter damage? A University of Surrey trial is exploring exactly that. Its geot...17 Aug, 2026, 09.38 PM IST
- Maharashtra government decides to use plastic waste in building roads"For every 100 kg of tar used to build asphalt roads, 3 to 6 kg of plastic will be mixed in it," a Public Works Department official said.15 Jun, 2016, 05.03 PM IST
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