NCC 2016, Complete Series
“The series is a uniform set of technical provisions for the design and construction of buildings and other structures throughout Australia.”
Volume 1 is relevant to the requirements for Tactile Indicators and in particular the following excerpt:
ACCESS AND EGRESS | PART D3 ACCESS FOR PEOPLE WITH A DISABILITY
D3.8 Tactile indicators
(a) For a building required to be accessible, tactile ground surface indicators must be provided to warn people who are blind or have a vision impairment that they are approaching —
a stairway, other than a fire-isolated stairway; and
an escalator; and
a passenger conveyor or moving walk; and
a ramp other than a fire-isolated ramp, step ramp, kerb ramp or swimming pool ramp; and
(b) Tactile ground surface indicators required by (a) must comply with sections 1 and 2 of AS/NZS 1428.4.1.
(c) A hostel for the aged, nursing home for the aged, a residential aged care building Class 3 accommodation for the aged, Class 9a health-care building or a Class 9c building need not comply with (a) (i) and (iv) if handrails incorporating a raised dome button in accordance with the requirements for stairway handrails in AS 1428.1 are provided to warn people who are blind or have a vision impairment that they are approaching a stairway or ramp.
Note that TGSI's are not required on enclosed landings between flights of stairs where no other entrance/exit leads onto/off the landing.
The specifications for TGSIs are contained in sections 1 and 2 of AS 1428.4.1.
The following areas are not required to be accessible:
(a) An area where access would be inappropriate because of the particular purpose for which the area is used.
(b) An area that would pose a health or safety risk for people with a disability.
(c) Any path of travel providing access only to an area exempted by (a) or (b).