Expert Witness Services

Sean Moran has acted as an expert witness in the field of chemical, environmental and water engineering, based in his over twenty years of experience as a chartered engineer designing, operating and troubleshooting water and effluent treatment plants.

He has provided expert witness services, advice and support to legal practices with respect to water and sewage treatment issues, including the production of reports compliant with Part 35 of civil procedure rules. 

He has been accepted by the UK courts as an expert in all aspects of water and wastewater treatment. He has been trained in report writing, cross-examination, and conducting meetings with other experts by prosols.

Examples of Expert Witness work Sean has undertaken include:

Expert Witness in dispute to do with odours from packaged sewage treatment plant (Production of Advisory Report)

Expert Witness in commercial dispute to do with specification, design and operation of nitrifying tricking filters (Production of Advisory Reports)

Expert Witness in commercial dispute to do with produced water treatment (Production of Advisory Reports) 

Expert Witness in commercial dispute to do with sewage sludge dewatering by centrifugation (Production of Advisory Report)

Single Joint Expert Report in a commercial dispute about the cause of problems and degree of completion of an effluent treatment plant at a plating works (Production of CPR Part 35 Compliant Report)

Expert Witness offering a second opinion on the basis of fresh evidence and detailed calculations in response to a Single Joint Expert report in a dispute about the cause of flooding problems due to drain surcharging (Production of advisory and CPR Part 35 Compliant reports, Meeting of Experts, Presentation of Evidence in Court)

Expert Report in resolution of a dispute about the cause of problems with an effluent treatment plant at a hospital in Bermuda (Production of CPR Part 35 Compliant Report, Technical Solution)

Expert Witness to a UK Government Agency in a confidential case to do with sewage sludge (Production of CPR Part 35 Compliant Reports, Meeting of Experts, Preparation for Court Appearance).  

Expert Witness for the defence in the case of a prosecution under the Water Industry Act (Production of Advisory Report, Presentation of Evidence in Court) 

Expert Witness for major food manufacturer in support of opposition to proposed development by sewerage undertaker (Production of Advisory Report, Planning Committee Appearance, Meeting of Experts)

Expert Witness in the case of a dispute between a business neighboring a sewage treatment works responsible for odour, noise and fly nuisances and the water plc (Production of CPR Part 35 Report, Meeting of Experts)

Expert Witness in the case of a contractual dispute over suitability / viability of a package sewage treatment plant and reed bed, and their quality of installation in an application with high levels of fats, oils and greases (Production of CPR Part 35 Compliant Report)

Expert Report in support of a contractual dispute over suitability of design and installation of a packaged effluent treatment plant and grease trap at an Indian restaurant with high levels of fats, oils and greases in effluent.(Production of Advisory Report, Technical Solution)

Expert Report in support of a planning objection on the grounds of insufficiency of design of a proposed packaged effluent treatment plant (Production of Advisory Report, Meeting of Experts)

Expert Report in support of a claim under NHBC warranty of a housing development on the grounds of unsuitability of design and construction of a proposed packaged effluent treatment plant (Production of Advisory Report, Technical Solution)

Expert Report in support of a claim under NHBC warranty of a group of houses on the grounds of unsuitability of design of a proposed packaged effluent treatment plant (Production of Advisory Report, Technical Solution)

Expert Report in support of a claim under NHBC warranty of a house on the grounds of undersizing of a proposed packaged effluent treatment plant (Production of Advisory Report, Technical Solution)

Expert Report in support of defence against legal action on the grounds of odour nuisance from a packaged effluent treatment plant installed at a hotel (Production of Advisory Report, Technical Solution)

As a former senior academic as well as a highly experienced practitioner, he can offer a unique insight into problems with both theoretical rigour and practical know-how. Sean is unusually skilled in getting to the root cause of problems, and explaining his findings to a lay audience both in writing and in person.