GROUP 1: (class A 15 minimum) Test 1.5 metric ton
Areas which can only be use by pedestrians and pedal cyclists.


GROUP 2: (class B 125 minimum) Test 12.5 metric ton
Footways, pedestrian areas and comparable areas, car parks or car parking decks.

GROUP 3: (class C 250 minimum) Test 25 metric ton
For gully tops installed in the area kerbside channels of roads which when measured from the kerb edge, extend a maximum of 0.5m into the carriageway and a maximum of 0.2m into the footway.

GROUP 4: (class D 400 minimum) Test 40 metric ton
Carriageway of roads (including pedestrian street), hard shoulders and parking areas, for all types of road vehicles.

GROUP 5: (class E 600 minimum) Test 60 metric ton
Areas imposing particularly high wheel loads, e.g. docks, aircraft pavements.

Most of the standard sizes are available.