... two adjacent cross bars.5,Lengtn-The maximum dimension of a grating panel,measured parallel to the bearing bars,& in the ... as the bearing bars.6,Width-The maximum dimension of a grating panel,measured perpendicular to the bearing bars,& in the ... : BS4592-1987Australia: AS1657-1985 41)anti skid steel grating supplier/ss steel grating (10 years factory)