(1)
Except where the 1-in-50 hourly wind pressure is less than 0.8 kPa and the seismic spectral acceleration, Sa (0.2), is less than or equal to 0.70, continuous lumber or panel-type roof sheathing shall be installed to support the roofing.
Except where the 1-in-50 hourly wind pressure is less than 0.8 kPa and the seismic spectral acceleration, Sa (0.2), is less than or equal to 0.70, continuous lumber or panel-type roof sheathing shall be installed to support the roofing.