Rowan House Ltd: Engineering and Process Safety Consultants
Rowan House Ltd, 32 Raddle Wharf, Ellesmere Port CH65 4FY, Cheshire
Tel: +44 (0) 151 355 3588 • Email:

Solutions for the Water Industry

Image of a water tank

Over more than 25 years of providing process engineering and process safety services , Rowan House Ltd has worked with the water industry in a number of ways, such as water and waste treatment processes, energy generation and safety systems. Our customers have included Welsh Water, United Utilities, Severn Trent, Veolia Outsourcing and Southern Water. We are UKAS accredited, with BS EN 61508 certification for Safety Instrumented Loop (SIL) assessment and its guidance for the process industries, IEC 61511 and have carried out a wide variety of safety assessments in the industry. These include Safety Studies, DSEAR and ATEX compliance for hazardous substances and hazardous area zoning.

Our experience covers process engineering projects in the full scope of water industry areas of activity, including sewage sludge drying, BioGas generation and refinement, due diligence studies and accident investigations. These included:

  • General Process Engineering including Environmental Studies
  • Mass & Energy Balances
  • Process Design Studies
  • Site Assistance
  • Safety Studies

We can assist in almost all aspects of safety assessments, with particular emphasis on independent hazard and risk assessments including:

  • Expertise to Chair and administer Safety Studies. Examples include HAZOP, CHAZOP, HAZID and HAZAN, BS EN 61508, SIL assessment, LOPA, IEC 61511 and other risk assessments.
  • Development of Calibrated Risk Graphs for residual risk analysis in line with guidance from IEC 61511.
  • External objective expertise, backed by proven experience, to question all aspects of a process at the appropriate time. To balance conformance to company and regulatory requirements with the most cost effective design solution.
  • Functional Safety Management.
  • ALARP Studies.
  • DSEAR and ATEX compliance reports for hazardous industry applications.
  • COSHH Assessments.
  • Customer awareness and training programmes.

Please contact us for further information about our experience and services.



Copyright © 2020, Rowan House Ltd. All rights reserved. Copyright, Privacy & Accessibility Information.