![]() The surface must have a slip-resistance classification when tested in accordance with AS 4586. ![]() Under D2.10(c), the floor surface of a ramp must be slip resistant to avoid people slipping over and injuring themselves. Under D2.18, the designer has the choice of designing the stair, landing, barrier and handrail to comply with the appropriate provisions of the NCC or with AS 1657. This concession applies to infrequently used areas such as machinery rooms, boiler rooms, etc and attics and storerooms in sole-occupancy units in Class 2 buildings and Class 4 parts. Appropriate barriers are required to minimise the risk of people falling from a landing, balcony, roof with public access, flight of stairs and the like.ĭ2.18 allows steeper stairs to infrequently used areas of a building. This also links with D2.13(a) to limit the maximum number of risers in a flight of stairs to 18.ĭ2.16 deals with barriers. ![]() For the safety of people moving within a sole-occupancy unit, it is important that landings be provided. ![]() For the safety of people moving within a sole-occupancy unit, it is important that stair treads and risers are safe to use.ĭ2.14(a) requires the installation of landings in stairways. D2.13 deals with the construction of stair treads and risers. ![]()
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