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FEDERAL HIGHWAY ADMINISTRATION
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...- 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,...
- Arkansas recycled old I-30 concrete in place, avoiding more than 95,000 tons of new stone and about $15,000 in truck fuelArkansas has made strides in sustainable development by recycling old concrete on Interstate 30 near Little Rock. The innovative technique ...
- 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...
- Elon Musk pushes regulatory limits with Tesla's Cybercab robotaxi serviceJust hours after an event in downtown Austin, Texas, to mark the rollout, the National Highway Traffic Safety Administration said it opened...
- In 1972, Illinois built a highway embankment with 246,000 cubic yards of coal ash. It’s still holding up even after 50 yearsIn 1972, a groundbreaking highway project in Illinois incorporated coal fly ash as a structural fill, challenging traditional practices. Th...
- 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...
- 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 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 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 1989, Kentucky engineers built a 750-foot road base using about 80 tons of ponded fly ash; the 11% ash section was reported to perform well against the conventional controlAn experimental road base in Kentucky utilized coal plant residue in 1988. Fly ash has been a federal construction material since the 1970s...
- Tesla starts Cybercab rides in Austin, prompting US safety agency evaluationCEO Elon Musk has said the Cybercab is key to transforming Tesla into a dominant force in driverless vehicles. The National Highway Traffic...
- That third brake light above your rear window isn’t styling; NHTSA says the high-mounted lamp cuts rear-end crashes 4.3 percent and saves $655 million in property damage a yearThe small red lamp, known as the Centre High Mounted Stop Lamp, has significantly decreased rear-end accidents by over four percent. The fe...
- Your car headrest is a safety restraint, not mainly a pillow; NHTSA tests front restraints to a maximum 55 mm backset and requires them to withstand 890 newtons for 5 secondsCar headrests serve as essential safety components designed to protect against neck injuries. They are not merely comfort features; regulat...
- In Maine, engineers turn about 1 million scrap tires a year into lightweight highway fill; the shredded rubber stabilizes embankments built on weak marine clayInnovatively transforming shredded tyres into construction materials for highway embankments, Maine tackled substantial waste tyre pileup w...
- 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 ...
- School buses aren't yellow by accident: 44 standards came from a seven-day 1939 Columbia conference, and the color stimulates two types of cone cellsA 1939 meeting established the distinctive school bus yellow color for national transportation standards. This specific shade, National Sch...
- In a divided America, the left and right unite to oppose artificial intelligence data centersRural communities face growing concerns over rapid data center expansion. Farmers and environmentalists unite against potential farmland lo...
- Pressured by Tesla, European regulators keep 'Full Self-Driving' safety data secretThe Dutch regulator RDW approved Tesla's FSD system, but refuses to share safety evaluation details. RDW cites Tesla's demands for commerci...
- Trump admin pushes tougher English rules for Mexican train crews crossing into USThe Trump administration's latest initiative focuses on improving policies for Mexican train crews by mandating that they grasp key safety ...
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