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RECYCLED MATERIALS IN INFRASTRUCTURE
In 2026, Utah began recycling 35 miles of US 50 in place instead of hauling away the old road; the method reuses 90% of the material and is expected to save $5 millionIn Utah, a groundbreaking road restoration initiative is underway on US Route 50, employing cold in-place recycling. This innovative method...- In 2021, Pennsylvania mixed plastic equal to about 150,000 shopping bags into 1.5 miles of road at Ridley Creek; later checks found it performing like normal asphaltIn Pennsylvania, innovative engineers have embarked on a groundbreaking project, integrating recycled plastic from single-use shopping bags...
- In 2005, Missouri turned old roofing shingles into part of Route 61/67; six years later, MoDOT still called the St. Louis County pavement's performance favorableEvery year, countless tons of discarded asphalt shingles fill landfills across the U.S. Since 2003, Missouri’s Department of Transportation...
- In 1997, Sweden used copper-smelting slag beneath a road near Luleå; after 10 years, copper, nickel and zinc leaching had declined below recommended thresholdsA decade-long study in Sweden investigated the environmental effects of incorporating copper slag in road construction. The researchers obs...
- See data centres less as energy-sucking private warehouses, and more as quasi-public utilitiesWe need data centres. They run far more than ChatGPT. Search, banking, streaming, social networks, cloud software, government services, hos...
- In the late 1970s, a Wyoming section of I-80 used 85% recycled pavement; an FHWA review reported that it lasted 12 years before rehabilitationAsphalt recycling has been an effective method for over half a century, playing a vital role in maintaining our roads. However, a recent in...
- In 2001, Indiana used shredded scrap tires beneath State Road 31; after a year of monitoring, the unusual road fill showed low settlement and minimal internal heatingIn Lakeville, Indiana, a fascinating project incorporated shredded car tires into highway embankments, proving beneficial for waste managem...
- In Burgundy, France, 17,000 tonnes of discarded foundry sand went beneath RN 80; two years later, tests found good road strength and no environmental impactIn Burgundy, France, engineers have made strides in sustainable construction by incorporating about 17,000 tons of foundry sand waste into ...
- In Burgos, Spain, engineers turned steelmaking waste into full-size pavement slabs; five years outdoors caused no major damage, and skid resistance stayed road-safeIn an innovative endeavor, engineers from Burgos, Spain, developed sustainable pavement utilizing waste from steel production, significantl...
- In 2022, Miami sank 345 tons of concrete from a demolished waterfront pier instead of dumping it; the rubble became a reef rising 8 feet from the seafloorMiami-Dade County has developed an innovative approach by creating artificial reefs using demolished concrete. The materials from Bentley B...
- Engineers turn retired wind turbine blades into highway signs, cutting material costs by 73%Engineers at the University of Houston have repurposed retired wind turbine blades to build a highway sign structure, creating a potential ...
- Veolia opens India disaster hub as climate risks mount, commits over €1 million globally to emergency responseVeolia has opened a New Delhi hub to deploy mobile water-treatment units and trained personnel for disaster response across South and South...
- In 2018, Delaware dug about 1 million tons of rock from a shipping channel and put it underwater instead of discarding it; The new reefs became rich blue-mussel habitatDelaware has successfully transformed dredged rock from a shipping channel into underwater habitats for marine species. This innovative app...
- UltraTech commissions Rs 2,650 crore cement plant in Andhra Pradesh in 14 monthsThe integrated cement plant, located in Petnikota village in Kolimigundla mandal in the Rayalaseema region, has a clinkerisation capacity o...
- Can old wind turbine blades become power poles? Researchers found one major problemResearchers tested a 5.5-meter section of a retired wind turbine blade as a prototype power pole, exploring a potential new use for composi...
- 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...
- 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...
- Ireland turns retired wind turbine blades into bridges and furniture. How Kilrush is giving renewable energy waste a second lifeIn Kilrush, County Clare, retired wind turbine blades are transformed into public infrastructure such as a pedestrian bridge. This project,...
- 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...
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