D400 Ductile Iron Access Covers

Access Covers

D400 (40-tonne) ductile iron double-triangular manhole covers and frames for carriageways, hard shoulders and heavy-duty pedestrian areas. Non-rock seating with hinged sequential-opening options.

Product CodeClear Opening (mm)Over Frame (mm)Depth (mm)
MHD454510KM450×450562×562100
MHD604510KM600×450712×562100
MHD606010KM600×600712×712100
MHD606015KM600×600712×712150
MHD676710KM675×675786×786100
MHD676715KM675×675786×786150
MHD757510KM750×750855×855100
MHD906010KM900×6001030×730100
MHD909010KM900×9001030×1030100
MHD126710KM1220×6751370×811100
MHD126715KM1220×6751370×811150
Need a bespoke size?
Additional and bespoke sizes, including twin single-seal configurations, are available on request.