Author:O'Connell, Johannes S; Anochie-Boateng, Joseph; Marais, HDate:Aug 2010In South Africa, crumb tyre-modified bitumen commnly known as bitumen-rubber binder has viscosity limits specified by the current edition of TG1: The Use of Modified Bituminous Binders in Road Construction. As the crumb rubber is 'digested', ...Read more
Author:Rust, FC; Hugo, FDate:1990The reflection of primary cracks through overlays and seals on roads is recognised as a serious problem. The ingress of rain-water through these cracks can cause pumping which leads to forms of distress such as potholing and/or deformation. ...Read more