Manhole Covers, Gratings & Surface Boxes
D400 Ductile Iron Manhole Cover & Frame
Heavy-duty hinged cover for carriageways, with lockable seat and anti-rock design.
- D400 (400 kN)
- BS EN 124-2

Single-piece rectangular cover with anti-theft hinges, lifting keyholes and a raised anti-skid pattern.
| Material | Ductile iron EN-GJS-500-7, bitumen coated |
|---|---|
| Load class | B125 – D400 |
| Dimensions | Rectangular clear openings, sizes to order |
| Standards | BS EN 124-2 |
Heavy-duty hinged cover for carriageways, with lockable seat and anti-rock design.
Tray-type cover that takes the surrounding paving or tiles for a seamless finish.
Two-frame cover split into triangular sections that wedge tight under traffic and lift out one piece at a time.