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Products | Plywood Bridge Decking

NiuDeck is a purpose designed and engineered heavy plywood decking system which is primarily used for re-decking traditional timber bridges.  NiuDeck is manufactured from sustainable plantation pine available in a range of thicknesses. In addition, a custom design service is available to manage the most challenging applications.

NiuDeck can be used with steel or timber supporting structures including wharf and rail deck applications.


  • Variable length up to 11.9m
  • Standard lengths of 5.4m, 7.0m, 8.7m
  • Standard width 1200mm · Non-standard widths from 900 to 3600mm
  • Standards thicknesses from 56mm to 198mm (thicker on request).

Manufacturing Specification:

  • “A” Bond (AS/NZS2269)
  • Veneer grade “C” and “D” (AS/NZS2269)
  • Preservation treatment to Hazard Class H4 (AS/NZS 1604.3) by veneer treatment method
  • Density of approximately 600 Kg/m3 when shipped
  • Moisture content between 8 to 15% when shipped.

NiuDeck Advantages

  • Manufactured to a minimum stress grade of F14.
  • Light weight
  • Reduced installation time
  • Mill certified by EWPAA JAS-ANZ
  • Regular testing and audits at NATA accredited facility in Australia
  • Facilitates bridge widening by cantilevers
  • Sustainable high strength plantation resource
  • ACQ H4 Veneer Treatment preservation
  • AFS/PEFC chain of custody certified
  • AS5100 W80 and Austroads T44 design loads

Design Life of 50+ years

For further product information and advice email to sales@nzwoodproducts.co.nz

Design Files & Information:

I-Built products are available on order from all major building supply outlets throughout New Zealand. Samples are available on request.

Contact us for samples & more


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