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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 D400 KN (40t), conforming to the load class D400 as set out by norm EN 124:2015
FRAME Made of multiple items all worked with mill machine in contact surfaces and lateral support, are assembled together with bolts so as to obtain a single frame according to the required measurements, inside there are the seats for the insertion of steel beams
BEAM Made of steel with hot-dip galvanizing.
COVERS Are rectangular or square shape, have walls of contact and support machined by milling so as to obtain a contact with the frame without tollerances with a watertight closure. The covers are interchangeable. The metal surface is designed to be not-skid and there are four holes for lifting.
