Expert Witness

Courts and tribunals require expert evidence from qualified professionals with demonstrable expertise. Our 40+ years of design, construction and maintenance experience provides the credibility that supports successful outcomes.

Expert witnesses must be independent and objective. We provide impartial technical assessment regardless of who instructs us – our duty is to the court/tribunal, not to the client paying fees.

Academic qualifications alone don’t make effective expert witnesses. Our experts have designed thousands of systems, supervised hundreds of constructions and resolved countless operational problems. Real-world experience that informs credible opinions.

Most expert witnesses are either designers or contractors, but rarely both. WCI Group’s integrated capability means our experts understand both design intent and construction reality – critical for disputes involving buildability, design adequacy, or contractor performance.

We don’t just know how systems should be designed and built – we maintain them long-term. This lifecycle perspective informs opinions on design life, maintainability, and whole-life performance.

Decades of securing planning approvals, building control sign-offs, water company adoptions, and Environment Agency permits means we understand regulatory requirements intimately – essential for planning appeals and compliance disputes.

Expert evidence for planning appeals involving drainage.

We provide written evidence, appear at planning inquiries, and respond to questions from planning inspectors.

Expert opinion on construction disputes involving drainage and infrastructure.

Expert assessment of contractual disputes such as scope interpretation and specification compliance, design development and variation justification, professional negligence allegations or delay and disruption analysis.

Expert evidence for party wall and rights of way disputes involving drainage easements and rights, surface water flow and nuisance, shared drainage systems and maintenance, encroachment and trespass involving drainage or private sewer connections and adoption.

Expert opinion on environmental issues from pollution incidents and contamination through to environmental impact of drainage proposals, watercourse and groundwater effects.