Exception 6: Fire Separation Distance
Exception 7: Aesthetic roof and siding projections may extend beyond the common wall of a townhouse unit over an adjoining unit's property line as long as the construction of the projection does not damage the integrity of the fire rated assembly, the projection is completely supported by the common wall, the projection is protected by the one-hour construction or fire retardant-treated wood, and the projection is limited to 18-inches. These projections shall not contain any plumbing, electrical, or mechanical installations. An easement may be required by the jurisdiction to ensure future access to this projection for repair and maintenance.
S.C. Code Regs. § 8-1204