The access covers and grates of this class are capable of withstanding a 15kN (~1.5 tonnes) test load which can only be used in pedestrian areas and by pedal cyclists.
125KN
CLASS B 125
Car parks and pedestrian areas where occasional vehicular access is likely.
250KN
CLASS C 250
The access covers and grates of this class are capable of withstanding a 250kN (~25 tonnes) test load.
400KN
CLASS E 400
Carriageways, hardshoulders and pedestrian areas where cars and lorries have access.
600KN
CLASS E 600
The access covers and grates of this class are capable of withstanding a 600kN (~60 tonnes) in test loading areas, docks, aircraft pavements.
900KN
CLASS F 900
The access covers and grates of this class are capable of withstanding a 900kN (~90 tonnes) in test load areas, docks, aircraft pavements.
