A supporting floor system made of structural steel members (joists) that are covered with wood sheathing. Type of sheathing used and spacing of the joists depend on design characteristics of the building.
Floor cover.
Consider the size, spacing and composition of the supports, along with the thickness of the deck, when selecting the quality. Generally, prefabricated members such as web joists are low quality, while site built members are high quality.
Enter the following for this component:
Percent of Total Floor Area: 1 – 100, or
Floor Area (Square Feet)
Floor Structure