Note: To accomplish the intended purpose, joints should be located at critical locations, such as changes in building heights, changes in framing systems, columns built into exterior walls, major wall openings, and changes in materials.
Table 362.2109
Maximum Spacing of Exterior Masonry Movement Joints Between Unr estrained Ends [DAGGER] (Feet
Openings (Percent of Total Wall Area) | |||||
Loading Conditions | Type of Material | 0 to 20 | More than 20 | ||
Joint to Joint | Joint to Corner | Joint to Joint | Joint to Corner | ||
Load-bearing | Clay units | 140 | 70 | 100 | 50 |
Concrete units | 60 | 30 | 40 | 20 | |
Nonload-bearing walls | Clay units | 100 | 50 | 60 | 40 |
Concrete units | 50 | 25 | 30 | 20 |
[DAGGER]Jointing required is a minimum and is not intended to prevent minor cracking. The distances given for maximum spacing of joints are for a single wall plane. For composite walls, the maximum spacing of joints shall be governed by the masonry material type used in the exterior wy the.
Wis. Admin. Code Department of Safety and Professional Services SPS 362.2109