Section SPS 321.23 - Wall design(1) LIVE AND DEAD LOADS. All walls shall support all superimposed vertical dead loads and live loads from floors and roofs.(2) HORIZONTAL WIND LOAD. Walls shall be designed to withstand a horizontal wind pressure of at least 20 pounds per square foot applied to the vertical projection of that portion of the dwelling above grade. No wind load reduction shall be permitted for the shielding effect of other buildings.Wis. Admin. Code Department of Safety and Professional Services SPS 321.23
Cr. Register, November, 1979, No. 287, eff. 6-1-80.