![Wood Joist Design Based on NDS 05 / NDS 01, ICC PFC-4354 & PFC-5803 1 Wood Joist Design Based on NDS 05 NDS 01 ICC PFC 4354 PFC 5803](https://excel.civilmdc.com/wp-content/uploads/2021/12/Wood-Joist-Design-Based-on-NDS-05-NDS-01-ICC-PFC-4354-PFC-5803.png)
A joist is a horizontal structural member used in framing to span an open space, often between beams that subsequently transfer loads to vertical members. … Typically, wood joists have the cross section of a plank with the longer faces positioned vertically.