Left/Right: Beyond the concrete wall was approx. 10,000 sq. ft. of office space,and rug ontop of 3 layers of glue down tile, and also approx. 400 ft. of forced air duct work that needed to be removed to accomidate the corporations needs. This all had to be done without damaging there fire irrigation system, or their Systems operations room wich controlled the 120,000 sq ft. buildings electronics.