Floor Assemblies In Type Two Construction

Floor ceiling assembly 1 hr.
Floor assemblies in type two construction. The walls and roofs are constructed of non combustible materials. Roof protection type i b fire resistive non combustible commonly found in mid rise office group r buildings. Structural frame 2 hr. Our range of drawings can help pros plan projects more effectively by utilizing designs for a fire rated ceiling assembly.
Adding a concrete layer on top of a lightweight floor assembly an approach for reducing sound transmission was found to reduce the fire resistance by 12. Type 2 construction is typically found in new buildings and remodels of commercial structures. Horizontal assemblies separating dwelling units and sleeping units shall be not less than 1 2 hour fire resistance rated construction in a building of type iib iiib and vb construction where the building is equipped throughout with an automatic sprinkler system in accordance with section 903 3 1 1. Construction types definitions type i a fire resistive non combustible commonly found in high rise buildings and group i occupancies.
Exterior walls 3 hr. Here you can find drawings for our ul fire rated floor assemblies and ul fire rated ceiling assemblies. For example type iiia requires the floor construction to be rated for 1 hour while type iiib has.