- Stairs, fire escapes, balconies, railings, and ladders (1)
- Railings, prefabricated metal (1)
- Stairs, staircases, stair treads: prefabricated metal (3)
- Fences, gates, posts, and flagpoles (1)
- Fences or posts, ornamental iron or steel (1)
- Flagpoles, metal (1)
- Acoustical suspension systems, metal (1)
- Bank fixtures, ornamental metal (1)
- Scaffolds, mobile or stationary: metal (1)
