News tagged with concrete road

The flip side of salting winter roads

Swedish scientists have studied models to help road and bridge maintenance engineers work out how much damage salting the roads in winter might cause to steel-reinforced concrete structures.

Nov 05, 2012
4.5 / 5 (2) 15 | with audio podcast

Why things fall apart

Chunks of concrete tumble from the Gardiner Expressway, the Algo Centre Mall collapses in Elliot Lake, shards of glass fall from Toronto condos, and a Radiohead stage gives way at Downsview Park.

Aug 24, 2012
3.6 / 5 (5) 7 | with audio podcast

Tracking down rust

(PhysOrg.com) -- Damage to concrete bridges caused by rust can have fatal consequences, at worst leading to a total collapse. Now, researchers have developed an early-warning system for rust. Sensor-transponders ...

Apr 05, 2010
4 / 5 (1) 0

Search results for concrete road

C2D2 fighting corrosion

Bridges become an infrastructure problem as they get older, as de-icing salt and carbon dioxide gradually destroy the reinforced concrete. A new robot can now check the condition of these structures, even ...

Aug 22, 2014
4 / 5 (1) 0

Is there hope for salmon in Northwest cities?

Swimming through cities is a fact of life for many salmon in the Northwest. With all their pavement and pollution, cities add to the challenges salmon face as they make their way to the ocean and back to ...

Jul 02, 2014
5 / 5 (1) 0

Shape-memory alloys for the building industry

When the frame of a pair of glasses is bent out of shape, it's not that easy to return it to its original form. If, however, your spectacles are made of a shape memory alloy then you don't have a problem. ...

Jun 12, 2014
4.5 / 5 (2) 2

List of search results for concrete road