Rectangular grating in ductile iron EN-GJS-500-7 conforming to the norm UNI EN 1563:2012, with load bearing capacity over 900 KN (90 tons), conforming to the load class F900 as set out by norm EN 124:2015
STANDARD UNI EN 1433 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 6 (Class F900 minimum) areas subject to particularly high loads , e.g air port runways.
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.