The California Department of Transportation (Caltrans) is one of the largest state departments of transportation in the nation, managing more than 50,000 miles of California’s highways, or about ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. At first glance, it looks like a simple footbridge, a gentle arch ...

From left, Purdue University graduate students Paul Imbrock, Kambiz Raoufi and John Schlitter pour concrete for a test specimen in research to improve Indiana bridges. The state is using a new type of ...

diy mini concrete mixer road concrete bridge construction science project ⁨@Seoul Life Dear Supporters Thank for watching my video. please shear, like, comment and subscribe my channel. #construction ...