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.
Nz roofing standards.
The roofing association of new zealand ranz represents over 300 nz roofing member businesses nationwide.
As nzs 4256 3 1994 standards nz website.
Support of self supporting roof underlay may be required where the roofing material is dark coloured or when exposed from underneath.
A maximum snow load of 2 kpa.
Standards new zealand is a business unit within the ministry of business innovation and employment.
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.
In addition clause 10 2 2 3 requires amongst other things that.
Durability of any paint coating either pre or post forming.
A number of new zealand and joint australian new zealand standards cover roof construction roofing materials and components.
National education growth plan.
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.
The load on the ends of the trusses to be no more than 16 kn in both directions up and down.
A maximum truss span of 12 m.
Corrosion resistance durability of the metallic base.
New zealand s network of schools.
A maximum truss spacing of 900 mm for a heavy roof and 1200 mm for a light roof.
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 building code sets the minimum performance parameters for the design and construction of roofs.
About nz s network of schools.
Roofing association of nz roofing tile association of australia site safe new zealand victorian roofing tile association victorian workcover authority workcover new south wales keeping standards up to date standards are living documents which reflect progress in science technology and systems.
We also publish and sell new zealand joint australia new zealand and international standards.
Self supporting underlays are used in both domestic and commercial buildings.
