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COFFEE WASTE USED IN CONCRETE AUSTRALIA
In 2024, engineers turned 140,000 coffees’ worth of used grounds into concrete; the 30-cubic-metre footpath saved more than 3 tons of sandCoffee concrete: Spent coffee grounds were transformed into biochar for a Pakenham footpath project. This innovation replaced river sand, d...
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...
Australian researchers turned discarded mine pipes into artificial dens for an endangered marsupial; cameras caught northern quolls using themResearchers are testing plastic pipes within mining waste to create artificial dens. These structures aim to protect endangered northern qu...
In 2021, UMass Chan dismantled part of its First Road garage for a new research building; 8,445 tons of steel and concrete were reclaimed, 99% by weightUMass Chan Medical School in Worcester has set a remarkable precedent by achieving a 99 percent material reclamation rate during their late...
In 2021, Australia's RMIT helped Coles put 900,000 pieces of soft plastic into concrete. 1 year later, another Coles development was set to reuse 6.5 million pieces through PolyrokRMIT University developed Polyrok, a plastic aggregate from recycled soft plastics. This innovative material was first used commercially at...
In 1972, FHWA used 5 inches of scrubber waste in a parking-area base at Washington's Dulles Airport. 2 years later, wet weather caused the experimental base to soften and be replacedEarly tests explored scrubber waste for road bases and subbases. Florida projects between 1977 and 1989 showed highly satisfactory performa...
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...
Indian scientists develop a new concrete using human waste to make it significantly stronger than conventional cementScientists have found that biochar made from treated human waste, or faecal sludge, can partially replace cement in concrete and improve it...
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 savingsVictoria’s Wyndham City turned 199,000 recycled bottles into a 200-metre footpath in 2019. The project showed how plastic waste could be gi...
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...
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...
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...
Mix coffee with baking soda: 4 surprising household uses of this simple homemade hackHomemade remedies are becoming a go-to for tackling common household challenges. By combining coffee and baking soda, you create a multifun...
In 2009, Illinois used 38,881 tons of fly ash in highway construction; IDOT reported spending $1.75 million while reducing landfill use and cement demandIllinois highways are increasingly integrating fly ash, a byproduct of coal combustion, as a sustainable option for road construction. This...
In 2020, Southwest University researchers treated rice husks with acid and burned them into ash; replacing 10% of cement with the ash increased compressive strength by 16.22% after 56 daysChinese researchers have found a way to strengthen cement using burnt rice husks. This agricultural waste, when treated and added, signific...
In 2023, researchers crushed discarded coconut shells into aggregate substitutes, replacing 10% of coarse aggregate produced 34.8 N/mm² concrete strengthCoconut shells offer a sustainable alternative to gravel in concrete construction. Studies show replacing ten percent of coarse aggregate w...
A PhD student used shredded baby diapers in a prototype Indonesian house; 27% of its non-structural concrete blocks contained diaper waste, totaling about 3,700 poundsAn extraordinary house in Indonesia has creatively utilized nearly 3,700 pounds of discarded diapers. This unique construction method incor...
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...
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...
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...