Support of self supporting roof underlay may be required where the roofing material is dark coloured or when exposed from underneath.
Nz roofing standards.
When your school is getting a new building or replacing a roof as a board of trustees you need to consider a range of factors that will help you choose the most suitable type of roofing material.
A number of new zealand and joint australian new zealand standards cover roof construction roofing materials and components.
A maximum snow load of 2 kpa.
We specialise in managing the development of standards.
A maximum truss span of 12 m.
0375 national certificate in roofing installer with strands in concrete roof tiles metal roofing and wall cladding metal roof tiles roof membrane liquid roof membrane torch on roof membrane and roof shingle and with an optional strand in foreperson this qualification is expiring.
The new zealand roof and wall cladding code of practice has been written for new zealand conditions that recognize it as an unique island 2 000 km away from another major land mass which is subject to high rainfall high humidity extremes of weather and high winds.
The load on the ends of the trusses to be no more than 16 kn in both directions up and down.
A maximum truss spacing of 900 mm for a heavy roof and 1200 mm for a light roof.
National education growth plan.
The new zealand building code sets the minimum performance parameters for the design and construction of roofs.
Self supporting underlays are used in both domestic and commercial buildings.
Ranz works on behalf of its members to develop industry communication regulation training and more for improvement in housing quality and the industry as a whole.
Corrosion resistance durability of the metallic base.
In addition clause 10 2 2 3 requires amongst other things that.
As nzs 4256 3 1994 standards nz website.
We also publish and sell new zealand joint australia new zealand and international standards.
Ranz members have passed strict criteria to gain membership status.
The contents of this code of practice are relevant to other countries.
New zealand s network of schools.
Durability of any paint coating either pre or post forming.
About nz s network of schools.
