Cast iron manhole cover CHB series

square

FRAME It is obtained from a single cast, without gasket, its stability is guaranteed through a metal to metal coupling. Externally, the outside border is flanged in order to optimise its hold in the cement and the insertion of anchoring bolts. COVER It is square in shape, it comes with two dead holes, which allow the insertion of suitable handles to lift the cover (supplied on request). All the covers are interchangeable. The upper surface is designed to be non-skid to allow the complete flow of water and avoid the creation of ice. 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 2 (Class B 125 minimum) footways, pedestrian areas or similar, car parks and drop off points, multi store car parks. 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.