![Uneven Floor](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/441174-christy-1.jpg?v=1670025669)
Uneven Floor
Look at all of the space beneath the floor that is unsupported.
![Concrete Footing](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/441175-christy-2.jpg?v=1670025669)
Concrete Footing
Here you see the preparation for the concrete footing that a SmartJack Steel Post will stand on. Four sticks of #4 rebar are tied into this square shape before the concrete will be poured.
![SmartJack, Concrete Footing, Steel Square Beam](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/441176-christy-3.jpg?v=1670025669)
SmartJack, Concrete Footing, Steel Square Beam
Here you see the SmartJack System fully installed.
![Side Angle of SmartJack System.](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/441177-christy-4.jpg?v=1670025669)
Side Angle of SmartJack System.
The Steel Square Beam allows the SmartJack System to lift and support a greater area.