Forensic Engineering and Expert Witness


I have over 45 years of experience in the field of civil engineering and concrete construction technology including inspection, testing, maintenance and repair. A Chartered Engineer recognised at the highest level by the Engineering Institutions, I am founder/director of Robery Forensic Engineering Limited.

An accredited expert in failure investigation & forensic engineering, I have given evidence many times as expert witness on concrete and construction issues, with experience in Technology and Construction Court, Arbitration, Mediation, Adjudication and Public Inquiry. My fields of expertise include:

  • appearance of structures and visual assessment
  • basement concrete construction and waterproofing
  • brickwork, stonework, masonry, cast stone and mortar compositions
  • car park specification, construction, maintenance and repair
  • coatings for the protection and repair of concrete
  • concrete compliance, specification and quality control to EN206/BS 8500
  • concrete placing, bleed and shrinkage cracking
  • diaphragm wall construction
  • disaster investigations, including fire, bomb and water damage
  • external concrete pavement and hardstanding 
  • freeze/thaw resistance
  • general forensic examination of construction failures
  • industrial warehouse flooring, screeds and toppings
  • liquid-retaining structures, water stops and leak sealing
  • no-fines concrete and other concrete housing
  • paints, coatings and membranes for concrete
  • performance of air entraining and workability admixtures
  • piled concrete floor construction 
  • PQ concrete and requirements for air entrainment
  • repair products and systems, including sprayed concrete and mortar
  • sewage treatment and purification systems
  • slip resistance of concrete flooring
  • steel, carbon and polypropylene fibre-reinforcement
  • test methods for concrete and data interpretation
  • tramways and light rail in concrete surrounds