Travel Width (Egress) Building Codes & Rules


- Travel Width (Egress) : Tools™ simplifies the National Construction Code (NCC) with interactive graphics, including deemed to comply & best practices.


NCC 2022 Vol 1, D2D8 (1) (c) (i)

≥ 1.5mNCC 2022 Vol 1, D2D8 (1) (c) (i)

NCC 2022 Vol 1, D2D8 (1) (c) (ii)

≥ 1.8mNCC 2022 Vol 1, D2D8 (1) (c) (ii)

NCC 2022 Vol 1, D2D9 (a) (i) (a)

for < 2.2m corridorNCC 2022 Vol 1, D2D9 (a) (i) (a)

NCC 2022 Vol 1, D2D8 (1)

All building ClassesNCC 2022 Vol 1, D2D8 (1)

NCC 2022 Vol 1, D2D8 (1)

1m to 1.8mNCC 2022 Vol 1, D2D8 (1)

NCC 2022 Vol 1, D2D9 (a) (i) (a)

< 2.2mNCC 2022 Vol 1, D2D9 (a) (i) (a)

NCC 2022 Vol 1, D2D8 (1) (c) (ii)

Class 9cNCC 2022 Vol 1, D2D8 (1) (c) (ii)

NCC 2022 Vol 1, D2D9 (a) (i) (b)

for ≥ 2.2m corridorNCC 2022 Vol 1, D2D9 (a) (i) (b)

Horizontal Exit

NCC 2022 Vol 1, D2D9 (b)

1.25mNCC 2022 Vol 1, D2D9 (b)

Fire-isolated Exit

NCC 2022 Vol 1, D2D9 (a) (ii)

≥ 800NCC 2022 Vol 1, D2D9 (a) (ii)

NCC 2022 Vol 1, D2D11

Stairway or Ramp Width in a Required ExitNCC 2022 Vol 1, D2D11

  • Measured clear of any obstructions like handrails or barriers
  • Extend continuously
  • ≥ 2m above the line of the stair treads, ramp, or landing floor, except for ceiling cornices

NCC 2022 Vol 1, D2D9 (a) (i)

≥ 1.2mNCC 2022 Vol 1, D2D9 (a) (i)

NCC 2022 Vol 1, D2D9 (a) (i) (b)

≥ 1.07mNCC 2022 Vol 1, D2D9 (a) (i) (b)

NCC 2022 Vol 1, D2D9 (a) (i) (b)

≥ 2.2mNCC 2022 Vol 1, D2D9 (a) (i) (b)

NCC 2022 Vol 1, D2D8 (1) (a)

≥ 1mNCC 2022 Vol 1, D2D8 (1) (a)

NCC 2022 Vol 1, D2D8 (1) (c) (i)

Class 9cNCC 2022 Vol 1, D2D8 (1) (c) (i)

Path of Travel

NCC 2022 Vol 1, D2D2

Sole Occupancy UnitNCC 2022 Vol 1, D2D2

  • Class 2, 3 or 4
  • No width requirement within unit

Emergency & Exit Lighting

Number of Exits


  • ≥ 2 Exits each Storey if[1]
  • > 25m Effective Height


Number of EXITS


NCC 2022 V2


Class 2 to 9


NCC 2022 D2D3 [2019, D1.2]


01 May 2023



NCC 2022 Vol 1, D2D3 (1)

NCC 2022 Vol 1, D2D3 (2) (a) (i)

NCC 2022 Vol 1, D2D3 (2) (a) (i)

NCC 2022 Vol 1, D2D3 (4) (a) (i)

NCC 2022 Vol 1, D2D3 (4) (a) (v)

NCC 2022 Vol 1, D2D3 (4) (a) (iii)

NCC 2022 Vol 1, D2D3 (4) (a) (iv)

NCC 2022 Vol 1, D2D3 (3)

NCC 2022 Vol 1, D2D3 (3)

NCC 2022 Vol 1, D2D4 (2)

NCC 2022 Vol 1, D2D3 (2) (a) (i)

Continuous Path of Travel


  • Unobstructed Heights[1][2]
  • ≥ 2m path of travel or required exit
  • ≥ 1.98m doorway


Continuous Path of Travel


NCC 2022 V1


All Building Classes


NCC 2022 D4D4, D4D7, D4D13, F4, H5D1

[2019 D3.3, D3.6, D3.12, F2.0]


May 2023



null

NCC 2022 Vol 1, D2D7

AS 1428.1:2009, 6.2

Doorway Exit Width


  • Must be clear from obstructions[1]
  • Including door handles, door frame, & other attachments


Doorway Exit NSW additional REQUIREMENTS


NCC 2022 V1


Building Class 9b


NCC 2022 D2D9 [2019:d1.6(f)]


May 2023



NCC 2022 Vol 1, D2D9 NSW (e)

  • Class 9b entertainment venueNCC 2022 Vol 1, D2D9 NSW (e)
  • 1m to 3m width of exit and doorway
  • Compliance with NSW D2D9 for other parts of the building

Doorway Exit Widths


NCC 2022 V1


Building Class 9a & 9c


NCC 2022 Vol 1 D2D9 [2019:D1.6(f)]


May 2023



NCC 2022 Vol 1, D2D9 (b)

NCC 2022 Vol 1, D2D9 (c)

NCC 2022 Vol 1, D2D9 (d)

  • Class 9a buildingNCC 2022 Vol 1, D2D9 (b)NCC 2022 Vol 1, D2D9 (c)
  • 1m to 1.25m horizontal exit doorway width
  • Class 9c building doorway widthNCC 2022 Vol 1, D2D9 (d)
  • 800mm
  • ≥ 870mm common use areas such as lounges, dining, and the like
  • ≥ 1.07m from a public corridor to a sole-occupancy unit
  • Clear width of a doorway with 2 leaves having one leaf fixed closed
  • ≥ 870mm common use areas such as lounges, dining, and the like
  • ≥ 800mm storage areas, commercial kitchen & laundries, and the like
  • ≤ 750mm Bathroom or Sanitary Compartment
  • Applicable also in NSW & VIC

NCC 2022 Vol 1, D2D9

  • Must be clear from obstructionsNCC 2022 Vol 1, D2D9
  • Including door handles, door frame, & other attachments

Population Table


  • Exit widths may differ depending on number of occupants[1]


Population Table


NCC 2022 V1


All Building Classes


NCC 2022 D2D18 [2019:D1.13]


May 2023



null

NCC 2022 Vol 1, D2D18

Exit Widths


  • Unobstructed Exit Widths except for ladders and doorways[1]
  • Must not reduce in the direction of Egress[2]


Exit Widths REQUIREMENTS


NCC 2022 V2


All Building Classes


NCC 2022 D2D8 [2019:D1.6(b), (c), (d) and (e)]


May 2023



NCC 2022 Vol 1, D2D8 (5)

NCC 2022 Vol 1, D2D8

  • If exiting requires stairs or a ramp with a slope steeper than 1:12NCC 2022 Vol 1, D2D8 (5)
  • For every additional 60 people, the exit width needs to increase by 500mm
  • If there is no change in floor level
  • For every additional 75 people, the exit width needs to increase by 500mm
  •  If ≥ 2000 persons occupying open bleachers
  • 17m total width of all exits
  • For every additional 600 people, the exit width needs to increase by 1m
  • Also applicable in NSWNCC 2022 Vol 1, D2D8

Exit Width NSW additional REQUIREMENTS


NCC 2022 V1


Building Class 9b


NCC 2022 D2D8 [2019:D1.6(b). (c). (d) and (e)]


May 2023



NCC 2022 Vol 1, D2D8 NSW (5)

  • Class 9b Unobstructed Exit WidthsNCC 2022 Vol 1, D2D8 NSW (5)
  • ≥ 2m total width
  • For every additional 50 persons, exit width should increase 500mm
  • Combined path must be as wide as the sum of all the individual required width
  • If multiple exit paths merge into one
  • If paths from exits to a public road or open space

NCC 2022 Vol 1, D2D8 (1)

NCC 2022 Vol 1, D2D10

Redirecting... (5)
Please wait while we redirect you to the correct page.