NBC Design Screening

Explore occupant load, exit width, stair dimensions and travel distance using the listed NBC 2016 study assumptions. This limited screening does not assess the whole building or establish legal compliance. Confirm current local requirements, amendments and interpretation with a qualified reviewer and the authority.

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Checks passing

Occupant load & exitsStaircaseTravel distanceRamp slope

Fill the fields — screening results appear as you type.

Read this first. Study aid only. Values follow NBC 2016 Part 4; verify against the official code and your local authority bye-law before submission — they can be stricter.

1Occupant load & exit width

Occupancy

Gross floor area (m²)

2Staircase

Width (mm)

Riser (mm)

Tread (mm)

3Travel distance & ramp

Longest travel to exit (m)

Ramp rise (mm)

Ramp run (mm)

Exit width assumes 50 persons per 500 mm unit. Confirm the figure your authority applies — assembly occupancies are commonly stricter.