Week 7: 10/13/11 Week 7: 10/13/11 Dirt floor being prepared. From the first floor to the roof, the space for the elevator shaft is clear. Rebarb is set for the concrete foundation. Rebarb is set for the concrete foundation. Dirt surface under the first floor is prepared and rebarb set to pour concrete elevator foundation. « previous | next » View Full-Size Image Dirt floor being prepared.