Searched for
RECYCLED MATERIALS IN ASPHALT
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...
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...
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...
In 1997, Salem cleared seven buildings to make way for a new courthouse square; Marion County diverted 13,726 tons of demolition debris and separately salvaged 661 tons of bricks for local reuseIn 1997, Marion County showcased a remarkable effort in diverting demolition waste. The initiative recycled over eighty percent of construc...
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...
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...
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...
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...
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...
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...
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...
Los Angeles recycled old street asphalt with microwaves instead of buying virgin paving material; over 800,000 tons were avoided over 5 years, saving approximately $8 millionLos Angeles has pioneered a groundbreaking method for recycling old asphalt pavement through microwave technology. This inventive technique...
A 1998 Texas experiment mixed printer toner into asphalt, and tests found it could make the mix strongerA recent study reveals that adding waste toner to asphalt binder can significantly improve its performance. With just a ten percent additio...
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...
Colorado rebuilt part of US 24 by reconditioning its old asphalt in place; the $5.7 million project avoided hauling in more than 40,000 tons of new baseColorado has made strides in sustainable road maintenance with the successful recycling of old asphalt on US Highway 24. By saving over 40,...
In 2011, Colorado reused 134,000 tons of old asphalt in highway mixes; CDOT estimated the recycled material saved the state about $1.6 millionColorado's innovative approach to roadway construction has resulted in significant savings, repurposing old asphalt in new projects. By emb...
In 1980, New Jersey reused 14,000 tons of milled U.S. 1 asphalt for U.S. 130 shoulders, saving $50,346 and 12,753 tons of virgin stoneNew Jersey's engineering team successfully transformed milled road surfaces into functional highway shoulders, achieving significant saving...
In 2009, Illinois used an estimated 284,715 tons of recycled concrete material in highway construction; IDOT spent about $3.18 million on the material for embankments, bases, and subbasesIn Illinois, the innovative approach of repurposing aged concrete for highway projects is not just cost-effective but also environmentally ...
In 2014, Royal Society of Chemistry scientists extracted D-limonene from waste orange peels at 96% purity, turning citrus processing waste into bio-based asphalt modifiersCitrus waste, previously considered rubbish, is now transformed into a valuable resource. D-limonene, derived from orange peels, is emergin...
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...