concrete

10 Articles
Concrete in road tunnels decomposes unexpectedly fast
Tech

Concrete in road tunnels decomposes unexpectedly fast

Penetrating seawater carries bacteria that form colonies – biofilm. The bacteria attack the concrete that is supposed to prevent stones from loosening from...

Spray-on concrete innovation could transform bridge repairs
Tech

Spray-on concrete innovation could transform bridge repairs

An inflection point in infrastructure repair: Atorod Azizinamini conducts a first-of-its-kind application of FIU’s ‘spray-on’ Ultra High-Performance Concrete in Virginia. The innovation has...

Concrete innovation promises greener future with deeper CO₂ absorption
Tech

Concrete innovation promises greener future with deeper CO₂ absorption

Credit: Pixabay/CC0 Public Domain Concrete is everywhere. As the world’s most widely used construction material, it forms bridges, buildings, roads and other infrastructure....

New carbon-negative material could make concrete and cement more sustainable
Tech

New carbon-negative material could make concrete and cement more sustainable

Holding half its weight in carbon dioxide, the material could replace sand in concrete and other construction materials while trapping greenhouse gas. Credit:...

Innovative coating of concrete to protect bridges
Tech

Innovative coating of concrete to protect bridges

Monomers reacting to form the CLCE (a) and method of preparing the CLCE sheet by direct painting on a target surface and subsequent...

Cellular concrete may be a viable low-carbon alternative to traditional concrete for earthquake-resistant structures
Tech

Cellular concrete may be a viable low-carbon alternative to traditional concrete for earthquake-resistant structures

Credit: Pixabay/CC0 Public Domain Investigators have found that a product called cellular concrete may be an environmentally friendly alternative to conventional concrete for...

For the first time, researchers verify the effect of radiation on concrete expansion
Tech

For the first time, researchers verify the effect of radiation on concrete expansion

A plan of the LVR-15 research reactor in the Czech Republic where the experiments took place. The red squares represent the locations where...

Engineers build the future of bendable concrete with 3D printing
Tech

Engineers build the future of bendable concrete with 3D printing

Credit: University of New Mexico School of Engineering Armed with a 3D concrete printer, careful measuring tools, and just the right ingredients, a...

Design avoids concrete and steel waste
Tech

Design avoids concrete and steel waste

This is what the finished formwork looks like from above. It consists of four individual parts that can be unfolded like a fan....