serrated grating

serrated grating

A grating which has the top surfaces of the bearing bars or cross bars (or both) notched by punching.
References in periodicals archive ?
For visibility and traction, the platform's walking surface is manufactured with serrated grating.
113214g, heavy duty serrated grating tread or equal.
Its anti-slip surface retains its far superior coefficient of friction even in wet and oily environments, unlike diamond plate or serrated grating, which become slippery.