Table R606.12.2.1 shall be used to determine the minimum required solid wall length without openings at each masonry exterior wall. The provided percentage of solid wall length shall include only those wall segments that are 3 feet (914 mm) or longer. The maximum clear distance between wall segments included in determining the solid wall length shall not exceed 18 feet (5486 mm). Shear wall segments required to meet the minimum wall length shall be in accordance with Section R606.12.2.2.3.
|SESIMIC DESIGN CATEGORY||MINIMUM SOLID WALL LENGTH (percent)a|
|One story or top story of two story||Wall supporting light-framed second story and roof||Wall supporting masonry second story and roof|
|Townhouses in C||20||25||35|
|D0 or D1||25||NP||NP|
NP = Not permitted, except with design in accordance with the California Building Code.