Description

Sheet flooring laid over lightweight steel or timber framing is quick and easy to install and provides improved safety on site as it creates an immediate working platform. 

This bulletin describes each sheet flooring option and its design and installation requirements.

Scope

This bulletin describes:

• -sheet flooring options being:

  • particleboard
  • strand board (treated or untreated) – also described as flakeboard, oriented strand board (OSB) or random OSB
  • plywood (treated or untreated)
  • cross-laminated timber (CLT) (treated or untreated)
  • compressed fibre-cement sheet
  • autoclaved fibre-cement sheet
  • magnesium oxide boards and structural insulated panels (SIPs).

  -structural floor diaphragm design requirements for NZS 3604:2011 Timber-framed buildings

  -recommended exposure times for sheet flooring

  -general installation requirements for each flooring option

  -maintenance, storage and handling.