Square shaped grating in ductile iron EN-GJS-500-7 conforming to the norm UNI EN 1563:2012
It comes square in shape and concave on two sides for a better reception of water. Its stability is guaranteed from the height of the edge. Outside there is a border to optimise its hold in the cement.
It is square in shape, with parallel rectangular slots. The surface has non skid design to avoid the deposit of leaves, paper or other elements. It is installed in the frame with the slots directed perpendicularly to the direction of traffic, no matter the direction of the frame, in order to guarantee the safety of cyclists.
STANDARD EN 124 CLASSIFICATIONS AND PLACES OF EMPLOYMENT
Manhole covers, gullies and gratings can be distinguished into the following classes: A15, B125, C250, D400, E600 ed F900.
Group 4 (Class D400 minimum) road carriageways (including pedestrian streets), hard shoulders and parking areas for all types of road vehicles.
THE APPROPRIATE LOADING CLASS CHOICE IS UP TO THE WORKS DIRECTOR. IN CASE OK DOUBT (SUCH AS PARTICULARLY INTENSE TRAFFIC OR VERY HIGH LOADS AREA), IT WOULD BE APPROPRIATE TO CHOOSE A SUPERIOR LOADING CLASS.