The practice of using concrete rubble and rebar to protect riverbanks from erosion poses a safety hazard for rafters, a former government biologist says. Calgary firefighters pull 80 pieces of rebar ...

When concrete contractors need rebar cut or bent, they have three choices. They can have a fabricator pre-cut or pre-bend the rebar to the specs. They can have their crews use manual tools to hand cut ...

While many of us might think that concrete structures such as bridges simply stand unaided for decades at a time, the fact is that they require maintenance as often as once every five years. An ...

Nearly 40% of failure of concrete structures occurs due to corrosion of embedded steel reinforcement. For this reason, corrosion control of steel reinforcement is essential to prevent damage and ...

Concrete makes up a huge part of the built world, but steel rebar–reinforced concrete is difficult and dangerous for humans to make. Toggle thinks robots can make it faster and safer. (Courtesy Toggle ...

Morteza Khatib, a Ph.D student at the University of Miami, shows off a photo of the Fate Bridge on the university's Coral Gables campus. The bridge is built with glass-based rebar. "I was always ...

As you know, many structural elements like wire rope (the usual tower guy cable) only have strength in tension. Concrete has an opposite characteristic. It has its greatest strength in compression.