Overall project Overall project Individual programmed spaces Individual programmed spaces Chapter 2 Building Occupancy
Building Classifications Assembly (A-1 to 5) Business (B) Education (E) Factory/Industrial (F) Hazardous (H-1 to 5) Institutional (I-1 to 4) Mercantile (M) Residential (R-1 to 4) Storage (S-1 to 2) Utility/Misc (U)
Mixed use
Guess the occupancy Halle library Art Center Dormitory A house A hospital CVS Starbucks College Hall The Academic Center Home Depot The North Shore Mall Jiffy Lube The Callahan Center The Lodge The Post Center
Individual spaces within a project Individual spaces within a project Used to determine occupant load Used to determine occupant load Plan diagram Plan diagram Specific Occupancy
Area / Allowance = # Occ.
Gross area
Net area
Sample calculation
Posted Occupant Load
Calculating Occupant Load 1. Use chart in code to identify Specific Occupancy Areas (in 781 CMR Ch. 10) 2. Create/import Occupancy Calculations schedule and fill out for each room from Revit 3. Create 1/32” scale Occupancy Plan and add color scheme 4. Adjust areas for circulation, furniture, etc, and enter into chart for each level 5. Chart calculates toilets, egress component dimension 6. Fix your plans to comply
Use a key for specific occupancy types
Other information can be shown
Separation of Use Specific occupancies need to have fire rated separation between them Specific occupancies need to have fire rated separation between them
Another checklist