1. 11 39 th Annual WCBC Refresher Februa ry 17, 2010 Existing Buildings James B. Smith, P.E. – Program Manager (608) 266-0251 Jim.Smith@wi.gov

2. 2 What Is the Session About? All things Existing & the IEBC...All things Existing & the IEBC... Information on the “prescriptive compliance method” and why it’s not used in WisconsinInformation on the “prescriptive compliance method” and why it’s not used in Wisconsin Alteration Levels I, II & III and how the provisions are applied Historic Buildings Fire-Resistive Construction Wisconsinisms

3. 3 Change from mercantile to office space

4. 4 IEBC TABLE 912.4 HAZARD CATEGORIES MEANS OF EGRESS RELATIVE HAZARD OCCUPANCY CLASSIFICATIONS 1 (Highest Hazard) 2 3 4 5 H I-2, I-3, I-4 A, E, I-1, M, R-1, R-2, R-4 B, F-1, R-3, S-1 F-2, S-2, U (Lowest Hazard)

5. 5 Section 1103.8 Glazing in fire-resistive systems... Unrated historic glazing can be allowed to remain when provided with approved smoke seals and sprinklered...... Unrated historic glazing can be allowed to remain when provided with approved smoke seals and sprinklered...

6. 6 Mixed Occ’ys [1301.6.16] (cont) Under the categories and occupancies in Table 1301.6.16, determine the appropriate value and enter that value into Table 1301.7 under Safety Parameter 1301.6.16, Mixed Occupancies, for fire safety and general safety. For buildings without mixed occupancies, the value shall be zero.Under the categories and occupancies in Table 1301.6.16, determine the appropriate value and enter that value into Table 1301.7 under Safety Parameter 1301.6.16, Mixed Occupancies, for fire safety and general safety. For buildings without mixed occupancies, the value shall be zero.