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Inspection Manhole Cover in ductile iron EN-GJS-500-7 conforming to the norm EN 1563:2018, with load bearing capacity over 900 KN (90 tons), conforming to the load class F900 as set out by norm EN 124:2015
FRAME
It is square in shape, It presents an inside groove to host an EPDM gasket. Its corners present the specific seats for the fixing of the covers, so that to obtain a waterproof sealing.
Externally, the outside border is flanged to optimise its hold in the cement mortar and the insertion of anchoring devices.
COVER It is square in shape, it can be inserted in the frame in one position. ensures a high stability due to a depth of insertion over 50 mm, the EPDM gasket inserted in the throat, which is located in the supporting area, and the locking system with stainless steel screws. The opening process is obtained through the insertion of specific handles in the blind holes of the surface. The top surface is designed to be non-skid to allow the complete flow of water and avoid the creation of ice.
