West Mersey Waste Water Treatment Works Control & Automation System

Modifications to PLC Control System for best process control by conducting PID tuning of BAFF Plant control valves.

Project Details

  • Contract No. C106
  • Primary Service Construction & Commissioning, Detailed Design & Engineering
  • Industry Water Treatment
  • Secondary Service As Built Documentation, Control Systems Engineering, Pre-Commissioning & Commissioning, SCADA HMI System Engineering, Start Up Audit Start Up & Process Optimisation
  • Client United Utilities
  • Start Date Apr 2001
  • Consultant or EPC None
  • Contract Value ($) 10000
  • Project Location Mere Business Park, Lingley Green Ave, Great Sankey, Lingley, WA5 3LP, United Kingdom
  • Person Hours 330
  • Execution Office Birmingham, United Kingdom
  • Status Completed

Scope of work

    Modifications to BAFF Plant control values and PID Tuning.


  • Site PLC Software PID Modification
  • Site Testing
  • Commissioning


  • PLC Software Modifications
  • SCADA Modifications
  • Process Tuning
  • Commissioning Records

Technical specifications

  • 5 PID Loop Parameter Changes
  • Allen Bradley PLC 5
  • Control Logix SCADA