Rush University

Rush University Medical Center

173 Caisson Foundations (22 in Rock)

4.5 ft. to 8ft. Diameter Shafts
Drill Depth of 110 feet.
Caissons placed under polymer slurry and tremie placed concrete. 

151 Belled Caisson Foundations 

5 ft. to 19.5ft. Bell Diameters
Drill Depth of 50 feet.
Successfully installed and tested an Osterberg Load Cell to the highest capacity in the Chicago area.