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4910 Metalwork (14)
4911 Steel stairs, ladders and balustrades (14)
Steel stairs, ladders, handrails, balustrades and barriers
4912 Steel floor trench linings, pit covers and floor and roof hatches (0)
Steel linings to trenches and recesses, covers and gratings, with associated frames, to manholes,
inspection chambers, floor pits and trenches, and frames and covers to openings in floors and roofs
4913 Fire-rated steel covers and frames (0)
Fire-rated floor and roof hatches, covers and access panels
4914 Miscellaneous steel metalwork (5)
Miscellaneous steel items including bollards and protective devices, storage racks, and minor
supporting devices
4915 Thin sheet steel items (1)
Items fabricated of thin sheet steel, including casing to structural members, and recessed or surfacemounted
cabinets and fixtures
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