NF P98-831-1*NF EN 13036-1:2010 Road and airfield surface characteristics - Test methods - Part 1 : measurement of pavement surface macrotexture depth using a volumetric patch technique.
1970NF P98-831-1*NF EN 13036-1:2010 Road and airfield surface characteristics - Test methods - Part 1 : measurement of pavement surface macrotexture depth using a volumetric patch technique.