Although it has been around since the 1970s, roller compacted concrete (RCC) is starting to look a whole lot more attractive, thanks to the rising price of bitumen. Now the challenge is to define specifications and tests to help ensure quality - Kristina Smith reports. At a meeting of the American Concrete Pavement Association in December 2011, there was a sea-change in the attitude towards roller compacted concrete (RCC). Up until that point, the feeling among the 400-plus members, of which half are contra
