The national construction code ncc formerly known as the building code of australia bca regulates stair construction and design in australia.
Spiral staircase regulations australia.
General requirements staircase used in habitable rooms or used externally must comply with the building code of australia part 3 9 1.
These specifications show standard stair dimensions for height tread degree rotation degree and many more details for each salter spiral stair product type.
The ncc is updated and amended regularly.
Stairs landing shall have a minimum live loading of 2 5 kpa and minimum point loading of 1 1 kn applied on 100mm 100mm pad.
K1 building regulations is the approved document which covers stairs ladders and ramps.
It covers areas such as the requirements for balustrades handrails anti slip surfaces height and depth ratios of stair treads and the necessity of landings.
We provide staircases in ether your kit form stairs with installation instructions australia wide or offer installation services.
Below is an overview of this information to help you design your staircase to suit these regulations.
Ncc 2015 was adopted by the states and territories on 1 may 2015.
Our spiral stairs can be adapted to many unique situations.
The document governing spiral staircase building regulations in the uk is british standard 5395 part 2.
This document is summarised in the table below with categories given for each spiral application and the relevant maximum riser heights and minimum widths.
Ncc part 3 9 1 staircase construction.
Steps and stairs must now comply with the building code of australia which has been given the status of building regulation by australia s states and territories.
Our stair complies with the bca building code of australia certificate of compliance provided.
If your spiral staircase complies with bs5395 then it also complies with k1 building regs.
In k1 section 1 21 spiral and helical stairs the regulations refer you to a british standard bs5395 2 1984.
How to use australian stair regulations in 7 innovative staircase designs.
Our spiral stair building code and ibc stair code specifications provide technical details about the different code and non code packages we offer for commercial and residential projects.