Round CR STORMWATER Lid
Round Composite Resin Poly STORMWATER Lid. 600mm dia.
Access covers available are light duty polyethylene, medium duty grate or high duty cast iron gas tight style. When a cast iron cover is supplied it is not actually attached to the polyethylene pump station. It is supplied loose fr fitting on site. The cover and frame are installed as part of the concrete slab that is poured on top of the pump station. The load rating of the cover is determined by;
a) If the concrete slab rests on the pump station - load rating is 510kg, or;
b) If the concrete slab rests on virgin ground - load rating is the cast iron cover rating (class C, D, E etc.)