Table ES.4 – Additional Costs for Individual Facilities Facility Additional Costs as Percentage of Total Construction Costs Compared to Current Guidelines Upper Bound International Building Code Lower Bound Office Buildings Current Guidelines Upper Bound 0.02 to 0.10 % International Building Code Lower Bound 0.01 to 0.08 % Hotels Current Guidelines Upper Bound 0.06 to 0.50 % International Building Code Lower Bound 0.04 to 0.30 % Hospitals & Nursing Homes Current Guidelines Upper Bound 0.02 % International Building Code Lower Bound 0.00 % Government Housing Current Guidelines Upper Bound 0.01 % International Building Code Lower Bound 0.01 %