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ROAD CONSTRUCTION RECYCLING
In 1979, Minnesota began mixing ground-up scrap tires into two asphalt test roads; years later, FHWA said both experimental sections were still performing wellIn Minnesota, a trial was conducted to explore the use of recycled tire rubber for enhancing roadway performance in winter. Utilizing PlusR...- In 1987, Kentucky put 40% power-plant bottom ash into 1 mile of State Route 3; later testing found excellent performance and strong skid resistance on the roadEngineers in Kentucky embarked on a pioneering project to incorporate bottom ash from coal-fired power plants into asphalt mixtures. Their ...
- In 1986, Illinois rebuilt 4.14 miles of I-57 using recycled concrete; 20 years later, load transfer efficiency across transverse cracks still averaged over 90%In the 1980s, the Illinois Department of Transportation pioneered a project that involved recycling roadway concrete into new pavement. Aft...
- Sarawak uses nearly 400 kg of plastic waste to build its first green asphalt roadSarawak has built a 100-metre green asphalt road at the CENTEXS Lawas campus using nearly 400 kg of plastic waste collected across Malaysia...
- In 2019, a South African town opened Africa's first plastic road, the 300-metre stretch contains 700 kg of recycled plasticThe road was constructed using a special process in which waste plastic was converted into pellets before being added to the asphalt mixtur...
- Adani Enterprises has finally got strong winds filling its sailsAdani Enterprises’ outlook is improving as several incubated businesses reach commercial scale. CARE Ratings has upgraded AEL to AA, citing...
- How Netherlands built the 'World’s First PlasticRoad Cycle Path' using recycled plastic equivalent to 218,000 cupsThe Netherlands opened the world’s first PlasticRoad cycle path in Zwolle in 2018. The 30-metre stretch used recycled plastic equivalent to...
- In 1990, Switzerland crushed an old A13 road and reused 66% to 100% of it in new concrete; 20 years later, every recycled test mix was still rated good or very goodNew research highlights the impressive durability of Swiss highways built with recycled concrete over several decades. The A13 motorway too...
- These large-, mid- & small-cap stocks can give more than 20% return in 1 year, according to analystsOil prices are still up, and so are bond yields, both in the US and in other major markets. And fresh troubles seem to crop up somewhere or...
- In 2003, Florida reused 6,000 tons of concrete rubble in Pensacola Bay: The material helped build a 7-acre oyster reef, and seagrass later spread to 2.5 acresDowntown Pensacola has witnessed an inspiring transformation through Project GreenShores, which repurposed recycled concrete rubble into a ...
- Kerala turns plastic waste into roads: How 4,447 tonnes of discarded plastic were reused to build nearly 7,249 km of roads across the stateKerala turns plastic waste into roads: Kerala has converted 4,447.93 metric tonnes of discarded plastic into shredded material used for roa...
- In 2019, South Africa put 700 kg of waste plastic into a 300-metre road; Jeffreys Bay turned discarded packaging into its asphalt surfaceIn 2019, South Africa put 700 kg of waste plastic into a 300-metre road; Jeffreys Bay turned discarded packaging into its asphalt surface. ...
- In 2023, an Australian city put 76,000 recycled bottles into its roads; 25 tonnes of crushed glass replaced virgin sand in a major resurfacing trialRecycled glass roads Australia: Latrobe City Council in Traralgon, Victoria, trialed recycled glass in road resurfacing. Over 76,000 bottle...
- In 2024, Arizona put 100% recycled glass beneath a 23-mile interstate expansion; the unusual material helped protect 19 sets of existing highway culvertsWhen Arizona widened Interstate 17, engineers faced a problem that drivers would never notice. Beneath the planned expansion were 19 sets o...
- In 2018, Tasmania built a road using 530,000 plastic bags, 168,000 glass bottles and 12,500 printer cartridges; engineers expected it to last 15% longerWhat if the road beneath your feet was made partly from the rubbish you threw away? In Tasmania, that idea became real in 2018. Engineers b...
- Scientists in China have turned worn-out wind turbine blades into material for building roads: ‘The roads don’t show any cracks’Wind turbines can last for decades against the punishing winds, but what happens when they reach the end of their lives? A group of researc...
- In 2018, Melbourne put 200,000 plastic bags, 63,000 glass bottles and 4,500 used printer cartridges into a road; 250 tonnes of recycled asphalt showed 60% better fatigue resistanceIn 2018, Melbourne tested a road with an unusual ingredient list: 200,000 plastic bags, 63,000 glass bottles and 4,500 used printer cartrid...
- 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 asphaltCalifornia transportation officials tested recycled pavement using plastic bottle binder. This pilot project on Highway 162 consumed approx...
- 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 buildIn 2020, Australia built more than 90% of a road project from recycled waste; five million bottles were used in a Central Coast Council pro...
- In 2018, Victoria put the equivalent of 40 million discarded bottles into a freeway; 8,000 tonnes of crushed glass went into one widening projectScience news: 8,000 tonnes of recycled glass used in the 2018 Tullamarine Freeway widening project is a powerful example of how recycling c...
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