14B-7-704 Fire-resistance rating of structural members.
The provisions of Section 704 of IBC are adopted by reference with the following modifications:
1.   Delete the exception to Section 704.1.
2.   Revise Section 704.3 to read:
"704.3 Protection of the primary structural frame other than columns.
Members of the primary structural frame, other than columns, that are required to have protection to achieve a fire-resistance rating and support more than two floors or one floor and roof, or support a load-bearing wall or a nonload-bearing wall more than two stories high, shall be provided individual encasement protection by protecting them on all sides for the full length, including connections to other structural members, with materials having the required fire-resistance rating."
3.   Revise Section 704.11 to read:
"704.11 Bottom flange protection.
Fire protection is not required at the bottom flange of lintels, shelf angles and plates, spanning not more than 6 feet 4 inches (1931 mm) whether part of the primary structural frame or not, and from the bottom flange of lintels, shelf angles and plates not part of the primary structural frame, regardless of span."
4.   Revise Section 704.12 by deleting "approved."
5.   Revise Section 704.13.1 to read:
"704.13.1 Fire-resistance rating.
The application of SFRM shall be consistent with the fire-resistance rating and the listing, including, but not limited to, minimum size of structural element, minimum thickness and dry density of the applied SFRM, method of application, substrate surface conditions and the use of bonding adhesives, sealants, reinforcing or other materials."