Medical Gas

Brackets and Clips


  • Horizontal and vertical pipework must be mounted in accordance with Table 4.1 of AS2896. (horizontal pipe and vertical pipe support spacing).
  • Pipe supports must:
  • Prevent sagging or distortion of the system.
  • Be mounted on brackets separate to other pipe system.
  • Be suitable for medical gas pipelines and not utilise U bolt pipe clamps.

Pipework 


  • Pipework arriving on site with the caps missing must be rejected as unsuitable for use on medical gas systems and should be returned to the supplier for replacement.

Labelling


  • Medical pipe lines in accordance with Clause 3.6 of AS 2896 must have pipe labelling:
  • During the installation process.
  • Wrapped completely around the correct tube and the incorrect arrow direction of flow removed.
  • Every 6m or direction of work and either side of fire, smoke and acoustic walls where the service cannot be seen.

Testing 


  • Witness the pressure tests after installation of terminal units (but before the wall is closed in) on each section of the piping system.

Seismic Restraint​​​​​​​


Seismic restraints/bracing in accordance with AS1170.4 - 2007 must be:

  • Detailed and installed as per approved shop drawings
  • Installed for medical gas services
  • Separation between restrained and unrestrained services must be in accordance with the table below: