Ductile iron inspection manhole cover MCHF - CLASS F900

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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) and D400 KN (40t), conforming to the load class F900 and 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. OTHER MEASURES ON REQUEST THE CHOICE OF THE APPROPRIATE LOAD CLASS FALLS UNDER THE RESPONSIBILITY OF THE DESIGNER / SITE MANAGER. IN CASE OF DOUBT (SUCH AS PARTICULARLY HEAVY TRAFFIC AND/OR HIGH LOADS), IT IS ADVISABLE TO CHOOSE THE CLASS ABOVE THE MINIMUM REQUIRED.