Axial Capacity of 1 1/2″ Type “B” Roof Deck Based on ICBO ER-2078P
The roof deck is the roofing material between the structural components (the trusses and joists) and the insulation and weatherproofing layers (roof materials, coatings, layers, etc.). … For residential buildings, the most common type of roof deck is plywood or tongue and groove wood systems.
