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SUSTAINABLE ROAD CONSTRUCTION RECYCLED GLASS
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 city- In 2019, Victoria's Wyndham City turned 199,000 recycled bottles into a 200-metre footpath. 1 year later, the project had reached 339 metres and delivered 1,700kg in carbon savings
- In 2022, Ontario's Durham Region used 400 tonnes of glass in a 3.6-km road pilot. 4 years later, it could reuse 240 tonnes of PET each year across Durham roads under its plan
- In 2022, a Washington State lab study replaced 20% of cement with recycled glass powder; 56-day strength rose 19% with steel milling, while surface resistivity improved 150% with ceramic millingWashington State University engineers are testing recycled glass powder as a cement substitute. This waste material could potentially impro...08 Sep, 2026, 06.50 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
- New York is building a $21.2 million bridge with recycled glass, 106 tons of waste will become part of the concreteA bridge project in New York is pioneering the use of recycled glass in its concrete mix. This groundbreaking technique not only keeps wast...08 Sep, 2026, 06.27 PM IST
- In 2024, Arizona engineers used 100% recycled glass to widen 23 miles of Interstate 17 at 19 sites, protecting concrete culverts built for a narrower highwayInstead of adding heavy soil and stone above aging concrete drainage structures, engineers used ultra-lightweight foam glass made from recy...08 Sep, 2026, 03.44 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
- Oregon’s bridge program diverted 640,162 tons of construction material from landfills; FHWA valued the landfill diversion at $21.3 million across 208 bridgesBundled bridge contracts streamline multiple projects into a cohesive framework, enhancing efficiency and minimizing costs. This strategy p...05 Sep, 2026, 02.50 PM IST
- 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,...05 Sep, 2026, 02.40 PM IST
- Nearly 300 tonnes of unwanted glass were headed for the landfill. Idaho used them to build a highway instead and solved a local landfill crisisEngineers have ingeniously repurposed discarded glass as a foundation material for highways, utilizing around 300 tonnes of crushed glass c...04 Sep, 2026, 07.00 PM IST
- In 1997, Abilene collected 240 tons of waste glass for Antilley Road; Dyess Air Force Base crushed the glass at $9 a ton for two 750-foot test sectionsIn Abilene, Texas, an innovative project has integrated crushed glass from recycled bottles and jars into road construction. By blending gl...04 Sep, 2026, 02.20 PM IST
- 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 ...04 Sep, 2026, 02.10 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
- Miami researchers tested concrete that replaced sand with leaded CRT glass; a biopolymer helped limit lead leaching before durability damage raised concernsResearchers explored using toxic CRT glass in concrete mixtures. This hazardous waste contains significant amounts of lead, posing environm...30 Aug, 2026, 04.30 PM IST
- How a student turned waste glass into an ‘oyster home’ and won Rs 1.2 lakh awardA Florida high school student, Delaney Peterson, has explored an unusual way to support oyster reef restoration, by turning discarded glass...30 Aug, 2026, 01.37 PM IST
- In a 2015 Deakin University study, crushed waste glass replaced 30% of concrete sand; after 28 days, the recycled mix was 6% stronger than conventional concreteAustralian researchers found that crushed glass strengthens concrete mixtures effectively. Replacing sand with up to thirty percent recycle...28 Aug, 2026, 02.20 PM IST
- In an Australian study, waste glass replaced up to 60% of river sand in concrete; the recycled mix gained strength and resisted chloride penetrationEngineers in Australia have found that substituting sand with waste glass in concrete mixes can be beneficial. By using up to sixty percent...28 Aug, 2026, 02.10 PM IST
- In 2021, RMIT tested shredded face masks with recycled concrete for road bases; 1 kilometer could use 3 million masks and divert 93 tonnes from landfillEngineers from Australia have introduced an innovative strategy for converting used face masks into construction materials for roads. This ...28 Aug, 2026, 01.50 PM IST
- In 2020, a Brazilian mother and daughter started collecting discarded bottles; years later, 8,000 glass bottles became the walls of their seven-bedroom home that glows at sunriseA Brazilian mother and daughter collected over 8,000 discarded bottles from beaches in 2020. These bottles were then incorporated into the ...27 Aug, 2026, 11.22 PM IST
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