g to BS EN 124 Class F900.
Protective coating : Black Bitumen coated, or Coal Tar Epoxy (optional)
Super Heavy Duty ductile iron channel grating and fram.
With holes for anchor bolt.
With holes for jointing.
frams bolted together to form continuous run.
Material : Spheroidal or Nodular iron (also known as ductile iron) according to BS EN 1563: 1997.
Dimensions:
Clear opening 300 mm.
Over Base 510470 mm.
Depth 75 mm.
Design load : Minimum 900kN (approx. 90 tons) according to BS EN 124 Class F900