•Overall projectOverall project•Individual programmed spacesIndividual programmed spaces

Chapter 2Chapter 2Building OccupancyBuilding Occupancy

Building Building ClassificationsClassifications

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 useMixed use

Guess the occupancyGuess the occupancyHalle library

Art CenterDormitory

A houseA hospital

CVSStarbucks

College HallThe Academic Center

Home DepotThe North Shore Mall

Jiffy LubeThe Callahan Center

The LodgeThe Post Center

•Individual spaces within a Individual spaces within a projectproject•Used to determine occupant Used to determine occupant loadload•Plan diagramPlan diagram

Specific OccupancySpecific Occupancy

Area / Allowance = # Occ.Area / Allowance = # Occ.

Gross area

Net area

Sample Sample calculationcalculation

Posted Posted Occupant Occupant LoadLoad

Calculating Occupant Calculating Occupant LoadLoad1.1. Use chart in code to identify Use chart in code to identify Specific Occupancy Specific Occupancy

Areas Areas (in 781 CMR Ch. 10)(in 781 CMR Ch. 10)

2.2. Create/import Create/import Occupancy Calculations Occupancy Calculations schedule schedule and fill out for each room from Revitand fill out for each room from Revit

3.3. Create 1/32” scale Create 1/32” scale Occupancy PlanOccupancy Plan and add color and add color schemescheme

4.4. Adjust areas for circulation, furniture, etc, and enter Adjust areas for circulation, furniture, etc, and enter into chart for each levelinto chart for each level

5.5. Chart calculates toilets, egress component Chart calculates toilets, egress component dimensiondimension

6.6. Fix your plans to complyFix your plans to comply

Use a key for specific Use a key for specific occupancy typesoccupancy types

Other information can be shownOther information can be shown

Separation of UseSeparation of Use

Specific occupancies need to have fire Specific occupancies need to have fire rated separation between themrated separation between them

Another checklistAnother checklist