Section 113916 Of Chapter 2. Definitions From California Health And Safety Code >> Division 104. >> Part 7. >> Chapter 2.
113916
. "Smooth" means any of the following:
(a) A food-contact surface that is free of pits, pinholes, cracks,
crevices, inclusions, rough edges, and other surface imperfections
detectable by visual or tactile inspection.
(b) A nonfood-contact equipment surface equal to that of
commercial grade hot-rolled steel free of visible scale.
(c) A floor, wall, or ceiling having an even or level surface with
no roughness or projections that render it difficult to clean.