WC (Ambulant) Building Codes & Rules

• 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

• Ø 30 to 40mm^{AS 1428.1:2021, 13.2AS 1428.1:2021, 14. (a)}
• Securely fixed

Coat Hook^{AS 1428.1:2021, 13.5}

• 1.35 to 1.5m (H) within the cubicle

Grabrail both sides

WC Standard Projection^{AS 1428.1:2021, 13.1}

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

• May swing in or out
• Swing path must be clear of Clearance Zone
• 900 x 900mm Clearance Zone also required outside the cubicle

≤ 700^{AS 1428.1:2021, 13.1AS 1428.1:2021, Figure 52(A)}

400

to

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

460

to

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

Finished line of Wall or Partition

900

to

920^{AS 1428.1:2009, 16.1}

Standard WC Suite

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

Clearance Zone

≥ 700^{AS 1428.1:2009, 16.3}

Clear

Toilet Roll Holder

Grabrail both sides

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

460

to

480^{AS 1428.1:2009, 16.1}

Partition Height^{NCC 2022 Vol 1, F4D8}

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

450

to

460^{AS 1428.1:2009, 15.6}

Coat hook^{AS 1428.1:2009, 16.5}

• 1.35 to 1.5m high within the cubicle

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

800

to

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

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

≤ 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

AS 1428.1:2009, 16.2

AS 1428.1:2009, 17 (a)

AS 1428.1:2009, 16.2

AS 1428.1:2009, 16.2

AS 1428.1:2009, 16.2

AS 1428.1:2009, 16.1

AS 1428.1:2009, 16.1