Design and Drafting for Installation of WTP Isolation Valves

Client: Metal Maintenance

Project: Installation of Isolation Valves in Water Treatment Plant

Date: 07/2016             Time to Completion: 6 weeks


  • Detailed fabrication drawing packs for all pipe spools and supply of general arrangement and installation drawings for 6 valve locations.
  • Calculation of thrust restraint required at valves to resist hydrostatic pressure.
  • Specification of all concrete footings / foundations required for the installation.
  • Design certificate signed by Registered Professional Engineer of Queensland (RPEQ)

Description: Ferrier Engineering was engaged by Metal Maintenance to provide design and drafting services required to execute the installation of 6 plant isolation valves in a water treatment plant (WTP) near Nambour.  Design works included drafting and design review of pipe spools, preliminary design of a stopboard to isolate a concrete channel and drafting and design of a jib crane to install and remove the stopboard.

The design was completed in accordance with AS4041 and AS4100.

General Arrangement Drawing For Installation of Clarifier Isolation Gate Valve