Metal grating BOCCA series

wallmanhole coverfor street drains

FRAME It has a profile suitable for the installation between the street and the pavement. Its stability is guaranteed thanks to a very high edge, allowing to optimise its hold in the cement. It comes with a Z shape, with rectangular slots placed in the opposite direction to the traffic. The main opening is sub-divided (through bars) in order to avoid the introduction of rubbish (cans, stones etc.). 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 3 (Class C250 minimum) For gullies installed in kerbside channels of the pavement which, extends to 0.5 m in the road and to 0.2 m top on the pavement, when measured from the edge. 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.