850x850 - 600mm manhole cover

According to EN124:1994, with a 90 degree security, testing before shipping for the smooth surface and loading strictly!

Ductile iron manhole cover and gully grating, the inspection certificate to be provided according to BS EN124:1994, the material grade GGG500/7, coating black bitumen, testing before shipping for the smooth surface and loading.

 

Ductile iron manhole covers and gully gratings are divided into the following classes:

A15, B125, C250, D400, E600 and F900.

 

A15 - which can only be used by pedestrians and pedal cyclists.

B125 - footways, pedestrian areas and comparable areas, car parks or car parking decks

C250 - for gully grating installed in the area of 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.

D400 - carriageways of roads (including pedestrian streets), hard shoulders and parking areas, for all types of road vehicles.

E600 - areas imposing high wheel loads, e.g. docks. aircraft pavements.

F900 - areas imposing particularly high wheel loads. e.g. aircraft pavements.