1. ASTM. (2006). Standard test method for measuring pavement macrotexture depth using a volumetric technique. E965-96 (R06).
2. ASTM. (2009). Standard test method for measuring pavement macrotexture properties using the circular track meter. E2157-09.
3. ASTM. (2015). Standard test method for measuring pavement texture drainage using an outflow meter. E2380/E2380M-15.
4. FHWA. (2010). Technical Advisory T5040.38, Pavement Friction Management.