Some Changes You Need to Know About the National Construction Code
The recently released changes to the national construction code has started to be in full effect yesterday, May 1st, 2019. So, what are the changes that you must be fully aware of as part of this industry? This update is part of the changes that will take place due to the three-year cycle of revisions since 2016. According to the latest update, “substantial changes aimed at improving the NCC’s readability and create a level of consistency within its structure, wording, and requirements throughout all three volumes.”
The new methods are made in order to “reduce poor practices of non-compliance when processing and considering performance solutions.” Here’s an overview of the changes in the national construction code 2019 Volume 1.
Fire Resistance wherein the new inclusions prescribe non-combustible and combustible products
Changes in terms of access and egress in terms of locking devices as well as signage;
The new inclusions about the method of calculating the maximum distances between alternative exits
There are also clarifications made regarding services and equipment for the installation of fire services;
A requirement of sprinklers is applied to buildings over 25 meters high as well as those four-storey residential ones.
There are also changes in terms of health and amenity to avoid health risks by reducing condensation. For example, adult change facilities are required to be considered in building types.
Other provisions involve ancillary aspect involving occupiable outdoor areas;
Reduction of energy consumption.
Here’s a brief overview of the changes in volume 2
A new inclusion pertaining to retaining walls and complying with AS 4687;
New acceptable practices in terms of construction for masonry veneer and isolated masonry piers;
Roof and wall cladding are now organized into smaller subcategories and new requirements are given for sheet wall cladding and parapet capping;
As for Victoria, downpipes and gutters must comply with AS 3500.3 because construction practices within the NCC are not suitable in the city.
Changes regarding fire safety are also provided;
Condensation management is also included which is under the health and amenity. This is new to the NCC to reduce the health risks and the amenity of the occupants of the dwelling.
Provisions like the use of pliable membranes in external walls, flow rate and discharge of exhaust systems, and ventilation are also included in the new NCC.
Ancillary provisions and additional construction requirements to address safety concerns;
Energy efficiency provisions are also included such as separating cooling and heating loads and requirements and sealing of roof lights
Not all changes are included in this blog. For more detailed information, visit the Master Builders Victoria website.