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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...- What life lessons did Amitabh Bachchan learn from his failures: 'You can fail and sit back...'Amitabh Bachchan has shared how failures shaped his outlook on life and work. In an interview with Ei Samay’s Satarupa Basu, he called fail...
- I-90 winter weather advisory issued as up to 3 inches of snow and 35 mph gusts to hit Montana: Which highways could see snow and slippery roadsMontana's National Weather Office has announced a winter weather advisory affecting Interstate 90 and nearby regions. Anticipated snowfall ...
- Most US roads are built with a slight sideways tilt that drivers barely notice: About a 2% cross slope helps rainwater run off instead of pooling on the pavementRoadways are engineered with a gentle slope of around 2% to enhance rainwater drainage effectively. This slight tilt not only reduces the r...
- Newark airport used coal waste in runways built for jumbo jets: What FHWA found 20 years laterA 1970s pavement project at Newark International Airport in New Jersey used coal fly ash, lime, Portland cement and sand to create a stabil...
- 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...
- Those giant numbers painted on US runways are not random: They tell pilots the direction they’re facing, with Runway 18 pointing roughly south and 9 eastRunway numbers at airports serve as compass indicators that relay the direction of a runway. The numerical designations evolve in response ...
- Some US roadside signs are designed to break or bend when a car hits them; the unusual design keeps the signpost from becoming an even more dangerous obstacleIn America, road signs play a vital role in ensuring driver safety, incorporating advanced breakaway supports designed to minimize injuries...
- ‘I have the choice to leave’: Gurgaon founder says no other Indian city offers him the same mix of lifestyle and earning opportunities; sparks debateDeepak Abbot, co-founder of Indiagold, has sparked a debate over quality of life in Indian cities after saying Gurgaon offers him a combina...
- Why do some US airport runways have grooves cut across the pavement? They help stop aircraft tires from hydroplaning when the runway is wetGrooved runways play an essential role in minimizing hydroplaning by allowing rainwater to drain effectively during aircraft landings. The ...
- Nor’easter hits US East Coast: New York, New Jersey face major flooding, 60 mph winds and power outagesA powerful nor'easter is wreaking havoc along the U.S. East Coast, unleashing severe flooding and strong winds. States of emergency have be...
- UK conspiracy theorists are vandalizing traffic lights: Who are 'Blade Runners' and what do they believe?In the United Kingdom, a group named Blade Runners is vandalizing traffic light sensors, claiming that they act as electronic assault weapo...
- Winter is coming, and so is snow. But this US city has a trick to keep its downtown streets clearAs snowy winter approaches, learn how this city in Michigan has kept its downtown streets and sidewalks clear of snow using waste heat from...
- NHAI debars Theme Engineering Services & Ishita Info Solutions from bidding for future road projectsDebarment is on account of serious lapses in discharge of their contractual obligations of the independent engineer, including failure to e...
- In 1932, a pilot spotted giant human and animal figures carved into California's desert; the largest stretches 171 feet from head to toeGiant desert drawings near Blythe, California, have been dated using rock varnish. These ancient figures are now estimated to be at least o...
- 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 the 1990s, a highway project in Oregon triggered a landslide. Engineers removed soil and buried 580,000 shredded tires to fix itOregon's engineering team has pioneered a remarkable solution by integrating nearly 580,000 shredded tires into highway repairs. This cleve...
- 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...
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