Sand roughness
From BAWiki
Definition
Degree of roughness, which is formed by equal spherical grains of sand that are applied to a wall in densest possible storage.
Synonyms
Abbreviations
Source
DIN 4044
Competence for Waterways
Degree of roughness, which is formed by equal spherical grains of sand that are applied to a wall in densest possible storage.
DIN 4044