Strength Through Performance


A steel grid formed from load bearing bars and cross bars through resistance welding.

Span (Length of Grating)

Direction of the load bearing bars.

Width of Grating

Direction of the cross bars.

Plain load bearing bar

Flat load bearing bar with plain top surface.

Serrated load bearing bar

Flat load bearing bar with serrated top surface


The Centre to centre distance between load bearing bars or cross bars.

Binding bar

Flat bar welded to shaped panels at each end and at cut outs.

Grating gross area

Total area of gratings including cut-out areas.

Grating nett area

Total area of gratings excluding cut-out areas.

Cut -out

Area of grating cut out for pipes and columns to pass through.

Straight shaping

Cut-out with straight edges.

Curved shaping

Cut-out with curved edges.

Toe plate

Larger size flat bar welded to the edge of grating panels for safety purposes.

Curb angle

A support fixed to concrete or steelwork to support gratings.

Erection clearance

The distance from a grating panel to an adjacent panel or structure.

Stair tread

A grating with end plates and non-slip nosing for use in stairways.

End Plates

Plates welded to each end of a stairtread to permit fixing to steelwork.

Non-slip nosings

Special anti slip bar welded to stairtreads or gratings to prevent slipping.