WC (Ambulant) Building Codes & Rules

- Ensure your building meets accessibility standards with a properly designed ambulant accessible WC. Learn about setout, grabrails, partitions, and compliance.

Finished line of Wall or Partition

AS 1428.1:2009, 16.1

900

920^{AS 1428.1:2009, 16.1}

Standard WC Suite

AS 1428.1:2009, 16.1

900 x 900^{AS 1428.1:2009, 16.1}

Clearance Zone

AS 1428.1:2009, 16.3

≥ 700^{AS 1428.1:2009, 16.3}

Clear

Toilet Roll Holder

Grabrail both sides

AS 1428.1:2009, 16.2

400 to 450^{AS 1428.1:2009, 16.2}

AS 1428.1:2009, 16.1

460

480^{AS 1428.1:2009, 16.1}

NCC 2022 Vol 1, F4D8

Partition Height^{NCC 2022 Vol 1, F4D8}

≥ 1.8m generally
Full height in a unisex bathroom
≥ 1.5m if used by primary school children

AS 1428.1:2009, 15.6

450

460^{AS 1428.1:2009, 15.6}

AS 1428.1:2009, 16.5

Coat hook^{AS 1428.1:2009, 16.5}

1.35 to 1.5m high within the cubicle

AS 1428.1:2009, 16.2

200 to 250^{AS 1428.1:2009, 16.2}

AS 1428.1:2009, 16.1

AS 1428.1:2009, 16.2

800

820^{AS 1428.1:2009, 16.1AS 1428.1:2009, 16.2}

AS 1428.1:2009, 16.3

Door^{AS 1428.1:2009, 16.3}

May swing in or out
swing path must be clear of clearance zone
900 x 900mm clearance zone also required outside the cubicle

AS 1428.1:2009, 16.1

AS 1428.1:2009, 16.2

≤ 700^{AS 1428.1:2009, 16.1AS 1428.1:2009, 16.2}

Grabrails

Ø 30 to 40mm^[1][2]
Securely fixed

Grabrail RULES

NCC 2022 V1

All building classes

NCC 2022 FAD5 [2019 F2.4]

Feb 2017 to 18 Jun 2021

Dimensions

Ø 30 to 40mm
Ø ≥ 5mm exposed edges & corner

Clearances

50 to 60mm to adjacent surface
600mm above
50mm below
Exemption at fixing points
Along the top 270° arc the full length
≥ 50mm around a vertical grabrail

AS 1428.1:2009, 16.2

AS 1428.1:2009, 17 (a)

Ø 30 to 40mm^{AS 1428.1:2009, 16.2AS 1428.1:2009, 17 (a)}
Securely fixed

AS 1428.1:2009, 16.2

400

450^{AS 1428.1:2009, 16.2}

AS 1428.1:2009, 16.2

30° to 45°^{AS 1428.1:2009, 16.2}

AS 1428.1:2009, 16.2

≥ 700^{AS 1428.1:2009, 16.2}

AS 1428.1:2009, 16.1

≤ 300^{AS 1428.1:2009, 16.1}

AS 1428.1:2009, 16.1

610 to 660^{AS 1428.1:2009, 16.1}

Standard WC Suite

AS 1428.1:2021, Figure 53(A)

900 x 900^{AS 1428.1:2021, Figure 53(A)}

Clearance Zone

NCC 2025 Vol 1, F4D8

Partition Height^{NCC 2025 Vol 1, F4D8}

≥ 1.8m generally
Full height in a unisex bathroom
≥ 1.5m if used by primary school children

AS 1428.1:2021, 13.1

AS 1428.1:2021, Figure 52(A)

900

920^{AS 1428.1:2021, 13.1AS 1428.1:2021, Figure 52(A)}

AS 1428.1:2021, 13.2

AS 1428.1:2021, Figure 52(A)

200 to 250^{AS 1428.1:2021, 13.2AS 1428.1:2021, Figure 52(A)}

Finished line of Wall or Partition

Toilet Roll Holder

AS 1428.1:2021, 13.2

AS 1428.1:2021, Figure 52(A)

800

820^{AS 1428.1:2021, 13.2AS 1428.1:2021, Figure 52(A)}

AS 1428.1:2021, 12.2.8.1

450

460^{AS 1428.1:2021, 12.2.8.1}

AS 1428.1:2021, 13.2

30° to 45°^{AS 1428.1:2021, 13.2}

AS 1428.1:2021, 13.2

AS 1428.1:2021, Figure 52(A)

400 to 450^{AS 1428.1:2021, 13.2AS 1428.1:2021, Figure 52(A)}

AS 1428.1:2021, 13.2

400 to 450^{AS 1428.1:2021, 13.2}

AS 1428.1:2021, Figure 52(A)

AS 1428.1:2021, 13.1

300^{AS 1428.1:2021, Figure 52(A)AS 1428.1:2021, 13.1}

AS 1428.1:2021, 13.3

≥ 700^{AS 1428.1:2021, 13.3}

Clear

Grabrails

Ø 30 to 40mm^[1][2]
Securely fixed

Grabrail RULES

NCC 2025 V1

AS 1428.1:2021, 14 (c)

AS 1428.1:2021, 14 (a)

AS 1428.1:2021, 14 (b)

AS 1428.1:2021, 14 (d)

AS 1428.1:2021, 14 (e)

NCC 2025 Vol 1, F4D5

Provision of access for people with disabilities in compliance to NCC^{AS 1428.1:2021, 14 (c)}
Withstand 1100N force in any direction^{AS 1428.1:2021, 14 (a)}
Dimensions
Ø 30 to 40mm^{AS 1428.1:2021, 14 (b)}
Ø ≥ 5mm exposed edges & corner^{AS 1428.1:2021, 14 (d)}
Clearances^{AS 1428.1:2021, 14 (e)}
50 to 60mm to adjacent surface
≥ 600mm above the top of a horizontal grab rail
50mm below
Exemption at fixing points
270° clearance along the top arc^{NCC 2025 Vol 1, F4D5}
≥ 50mm around a vertical grabrail