84c - - Structural Masonry Codes

However, some local amendments (LADBS, San Francisco) still refer to historical “84c” values for (e.g., retrofitting unreinforced masonry).

If you are using a current code (2020s), “84c” has been replaced by: 84c - structural masonry codes

: The exam tests knowledge of the TMS 402/602 (Building Code Requirements and Specification for Masonry Structures). Technical Topics Assessed However, some local amendments (LADBS, San Francisco) still

In seismically active regions, 84C imposes additional constraints to ensure ductility. This includes: some local amendments (LADBS