| Span | Total span measurement |
| Width | Panel width dimension |
| Bearing Bars | Main load carrying structural elements |
| Bearing Bars Spacing | Center-to-center measurement in 1/16″ increments. Standard industrial flooring spacing is 19/16″(1-3/16″). Other common spacings: 15/16″, 11/16″, 1/2″, and 7/16″ on center. |
| Bearing Bars Depth | Ranges from 3/4″ to 7″ depending on anticipated loads |
| Bearing Bars Thickness | Ranges from 1/8″ to 1/2″ depending on anticipated loads |
| Cross Bars | Secure the position of bearing bars |
| Cross Bar Spacing | Center-to-center measurement in 1″ increments. Standard spacing is 4″ or 2″ on center. |
| Black / Bare Steel | No finish treatment, shortest lifespan, most economical option |
| Painted Coat | General rust protection, available in various colors |
| Electro-galvanized | Light zinc coating, may experience minor corrosion in humid environments |
| Hot-dip galvanized | Most commonly used method providing superior rust protection, compliant with ASTM A123 or GB/T 13912-2002 standards |