675 IAC 14-4.4-52 Section R407.3; structural requirements

Sec. 52. Change the text of SECTION R407.3 to read as follows: The columns shall be restrained to prevent lateral displacement at the bottom end and attached to framing at the top. Wood columns shall be not less in nominal size than 4 inches by 4 inches (102 mm by 102 mm). Steel columns shall be not less than 3 inch diameter (76 mm) Schedule 40 pipe manufactured in accordance with ASTM A53 Grade B or approved equivalent. EXCEPTION: In seismic design categories A, B, and C, columns not more than 48 inches (1,219 mm) in height on a pier or footing are exempt from the bottom end lateral displacement requirement within under-floor areas enclosed by a continuous foundation.