General civil & structural engineering • Reinforced concrete design • Foundations design • Settlement & subsidence • Bridges • Drainage • Waterproofing • Roofing

Investigation & testing of building & civil engineering materials & components Charles Darley Associates are independent materials testing consultants. Expertise is available in a wide range of materials and components including blockwork, cladding, reinforced and pre-stressed concrete, flooring, glazing, plaster, render, roofing systems and screeds. Dr Darley specialises in failure investigation, appraisal of latent defects and deterioration and assessment of physical damage.

I have provided expert opinion and advice regarding concrete and concrete structures to lawyers, government departments, infrastructure/building owners, designers, contractors, materials producers/suppliers and testing organisations. Durability design, non-compliance, construction defects, premature deterioration (especially corrosion), residual life estimation and repair are recurring themes relating to a wide range of structures including buildings, bridges, tunnels, power stations, waste treatment facilities...

Structural engineering • Civil engineering • Engineering design • Steelwork • Reinforced concrete • Masonry • Buildings • Basements • Movement • Cracking • Failure • Collapse • Waterproofing • Water ingress • Roofs • Floor slabs • Foundations • Piling • Underpinning • Retaining walls • Deep basements • Diaphragm walls • Heave • Subsidence • Ground movement • Deflection • Vibration • Railway stations • Underground stations • Airports • Car parks • Industrial buildings • Remedial works

• Dispute resolution claims, adjudication and arbitration • Professional negligence claims - Philip regularly acts for parties that are seeking compensation from a negligent surveyor or representing surveyors where an allegation of negligence has been made • Expert witness reports acting as a claimant, defendant and/or single joint expert in building dispute matters • Party wall consultant and published author on the Party Wall Act, first person to undertake doctoral research into the Party Wall, etc., Act 1996 •...

Extensive experience in hard landscaping, especially domestic sites • Specialising in paving, walling and construction, including decking and artificial grass • Also Japanese Knotweed and water issues, including site flooding and drainage

Geotechnical engineering • Piling • Ground improvement

Structural connections • Tensile structures • Lightweight structures • Mobile structures • Limited lifespan structures • Engineering for public art • Construction with aluminium • Building materials • Buildings: collapse, construction, structural failure, subsidence • Traditional buildings • Reinforced concrete buildings • Fibre-reinforced concrete • Glass-reinforced concrete • Piling • Foundations: settlement and structural failure • Retaining walls • Structural glass • Structural masonry • Structural timber • Structural steel buildings • Structural...

Structural engineering • Civil engineering • Residential, domestic, commercial, retail, industrial, infrastructure, education, arts & leisure, oil & gas • Buildings • High-rise • Underground structures • Retaining structures • Foundations • Basements • Car parks • Bridges • Ports • Petrochemical facilities • Offshore structures • Wind turbines • Industrial buildings • Heavy civils • Infrastructure • Rail • Airports • Stations • Silos • Domes • Concrete shells • Steel grid shells • Portal frames • Tanks • Liquid retaining structures • Structural analysis • Structural...

Masonry defects & masonry product defects • Floor finish failures • Cast stone products, quality & failure • Glass fibre-reinforced concrete • Render finishes • Quality of brickwork • Defects & failures to concrete components & concrete structures • Car park toppings • Refurbishment to commercial & domestic property • Quality of concrete supply • Defective imprinted concrete • Objective digital comparison of questionable concrete surfaces

Ben is a recognised authority in structural waterproofing. He sits on the British Standard Committee reviewing BS 8102 and is a main author of the ongoing CIRIA guidance on the delivery of blue roofs. Ben is also a board director at the Property Care Association. Ben is the Technical Director of CSSW LONDON WATERPROOFING. He is thoroughly involved in major basement waterproofing design development for clients such as the City of London Corporation and Lidl. Ben is regularly appointed by NHBC to complete defect...

Subsidence cases • Workmanship issues in construction, both commercial and domestic • Drainage issues • Paving • Concrete • Brickwork defects • Defective design 40 years' experience of the construction industry in the UK and Middle East.

Containment systems engineering for landfills, tailings lagoons & heap leach pads • Geosynthetics engineering & use • Geosynthetics testing • Steepwall lining systems for deep quarry landfills • Composite lining systems, including clay, bentonite-enriched soil (BES), geomembranes, geotextiles • Leachate & landfill gas • Earthworks • Safety & risk in geotechnical engineering • Construction quality assurance (CQA) • Waste management & disposal • Ground investigation

Mediator • Practising Certified Intl Commercial Mediator • ICE's Mediator/Conciliator • CIArb's Mediator • CIArb's CDP Mediator • CIArb's Personal Injury Mediator • CIArb's LB of Tower Hamlets Mediator • RICS' Mediator • CMC's Mediator • CIC's Mediator • TAE's QDR • TAE BMF's Mediator • Clerksroom's Mediator • ICC's Mediator • IMI's Mediator • IMI's Mentor • FIMC's Mediator • WIPO's Mediator • IOM's Mediator • BIMC's Mediator • AMATI • Mayor's & City of London Court's Mediator Arbitrator & Adjudicator • Practising Intl Arbitrator...

Design of earth-retaining structures • Basement design • Site investigation • Slope stability • Geotechnical monitoring • Numerical analysis of geotechnical structures • Ground improvement • Foundation & pile design • Reinforced earth

Having nearly 40 years' experience in the construction industry, working extensively with kitchen and bathroom installations, joinery, structural waterproofing and general construction in both domestic and commercial environments. Reporting on issues with floor finishes affected by incorrect screed specification or installation, caused by excessive moisture content, incorrect curing or incorrect use of expansion joints resulting in the failure of the flooring. Experienced in the design and laying of liquid...

Managing Director of SteelExpertWitness.com Steel contracts • Steel corrosion • Steel trade • Steel tube • Steel pipe • Steel alloys • Steel specifications • Iron ore • Pig iron • DRI • Ferrous metals • EAF steelmaking • BOF steelmaking • Ferrous scrap • Steel bar • Steel rebar • Reinforcing bar • Steel coil • Steel quality • Steel defects • Steel pricing • Cargo damage • Steel manufacturing • Quantum calculations Managing Director of MetalExpertWitness.com Non-ferrous metals • Mining • Ore processing • Pellets • Metal production • Aluminium • Cobalt • Copper • Gold • Lead •...

Chartered Bridge Engineer with extensive experience of bridge engineering. • Bridge design to old historical standards (BS5400 and earlier) • Bridge design to current eurocode standards • Prestressed concrete and steel composite bridge design • Strengthening of substandard bridge structures • Remedial works for bridge structures • Bridge maintenance works • Bridge inspection works and training • DMRB and NR standards • Defect identification • Bridge management • Bridge defects cause • Retaining walls

Foundation failures, including heave & subsidence-related problems • Building defects of structure & fabric, including concrete, steel, timber & masonry buildings, whether prefabricated or in situ • Footbridge & cycle bridge-related problems of deck & structure • Concrete failures due to contamination, chloride attack, carbonation, sulphate attack, alkali-silica reaction, together with pollution-related problems & their effect • Prestressing & related problems, including prestressed & post-tensioned in situ concrete •...

Geotechnical engineering • Geotechnical analysis • Geotechnical design • Geotechnical assessment • Heavy civils • Buildings • Bridges • Basements • Maritime structures • Industrial slabs • Infrastructure • Road pavements • External paving • Site investigation • Desk study • Ground investigation • Groundwater • Seepage • Foundations • Shallow foundations • Footings • Raft foundations • Deep foundations • Bored piles • Driven piles • Rock sockets • Pile testing • Earth retaining structures • Reinforced earth walls • Gravity retaining wall • Gabion walls • Precast concrete...

21 years' experience in hard landscaping for domestic gardens • Specialising in landscape construction specification • Timber and composite decking specification • General landscaping construction for domestic gardens • Paving and walling specification • Garden design consultancy • Site assessments, evaluations and valuations

Expert in the design, construction & forensic analysis of defects & failures in geotechnical works including: • Deep basements • Deep foundations • Bored piles • Secant piles • Diaphragm walls • Continuous flight auger piles • Barrettes • Rock anchors

Materials specialist, investigating matters involving: • Concrete technology • Warehouse floors & hardstandings • Failure of concrete repair works • Concrete durability & specification • Concrete placing, bleed & shrinkage cracking • Paints & coatings for concrete • Air entrainment of concrete & performance in freezing conditions • Construction in hot climates • Underground concrete construction • Concrete test methods & data interpretation • General forensic examination of construction failures

I have 50 years' experience of civil & structural engineering as a consultant covering a wide range of general engineering design & construction issues involving both modern & historic construction • I have provided expert witness advice on subsidence, settlement, drainage, building material problems & defects • Structural inadequacy of large steel structures • Resolution of insurance claims

Structural defects • Concrete defects • Building refurbishment • Building materials • Building defects • Contractual disputes • Structural & building failures • Deleterious materials • M & E issues • Fitness for purpose • Workmanship • Contract disputes • Building fabric • Roofing • Windows • Cladding • Stone masonry • Brickwork • Render • Plaster • Mortar • Corrosion • Coatings • Cathodic protection • Concrete repairs • Durability

All areas of disputes involving piling, diaphragm walling and foundation engineering (method, technical, quantum, delay, contract)

Structural engineering • Civil engineering • Residential, domestic, commercial, retail, industrial, infrastructure, education, arts & leisure, oil & gas • Buildings • Retaining structures • Foundations • Basements • Car parks • Offshore structures • Wind turbines • Industrial buildings • Heavy civils • Infrastructure • Portal frames • Tanks • Liquid retaining structures • Structural analysis • Structural assessment • Structural surveys • Structural design • Structural strengthening • Structural repair • Remedial works • Renovations • Professional negligence •...

Building surveying • Expert in all aspects of building litigation, including defective construction, including, but not exclusively, drains, cavity walls, mortar, brickwork, roofs, floors, drainage, windows, dampness, condensation, concrete • Valuation for interim or final accounts • Advice on building contracts • Professional negligence • Whether a house is built to NHBC Building Regulations or Building Guarantee Standards • Party wall awards • Expert reports & advice • Compliant with CPR Other offices: (i) 1 Kew Place,...

Consultancy specification & design of curtain walls, cladding, solar shading, overhead glazing, atrium glazing & bolted glass • Weatherproofing of the building facade, cladding & overhead glazing • Facade & roof specification & design • Structural design of facades, cladding & components in glass, aluminium & stainless steel • Durability of facade, roof & cladding materials

Chemical engineering • Compressor • Concept selection • Corrosion • Facilities • Facilities engineering • Field development • Flow assurance • FPSO • FSO • Gas • Offshore • Oil • Onshore • Material selection • Pipelines • Piping • Platforms • Process engineering • Processing • Project engineering • Risers • Subsea • Topsides • Upstream • Midstream

Concrete use, specification & failure investigation • Mortar • Render • Screed flooring • Sealants • Paint • Chemical analysis • Ceramic tiling, internal & external • Corrosion • Reinforcement corrosion • Petrographic analysis • Alkali-silica reaction (ASR) • UKAS accredited for selected tests

Building contract disputes • Disrepair claims • Defective design & workmanship negligence claims • Building pathology • Building conversion & restoration • Party Wall, etc., Act Mr Mathieson is a Member of the Royal Institution of Chartered Surveyors, Managing Director of Ellis Belk Associates Limited and a practising Chartered Building Surveyor with many years' experience investigating building defects of both design and workmanship. In addition to his expert witness workload, Mr Mathieson has been involved with Channel...

Structural engineering analysis & design • Building structures • Long span structures • Bridges • Car parks • Modular structures • Temporary structures • Precast and in-situ concrete • Structural steelwork • Stadia, sports, grandstands & leisure • Cladding • Roofing • Fatigue • Prestressed concrete • Post-tensioned concrete • Deflection • Shells, plates & domes • Sculptures • Special structures • Demolition • Erection • Piling

Forensic Architect involved with the investigation of building defects and allegations of professional negligence for construction disputes. Cases have included: • Fire safety defects in the design and construction of higher risk residential buildings • Waterproofing defects in the design and construction of basements • Review of the responsibilities of design team consultants • Defects under building contracts • Review of building maintenance and operations strategies

Highway design • Highway construction • Highway maintenance • Highway construction contracts

Adhesives • Body fluids, alcohol in • Bitumens & asphalts • Corrosion & metal treatment • Detergents & wetting agents • Surfactants • Forensic science • Paints • Sealants • Printing inks • Packaging materials • Plastics • Rubbers • Colour measurement • Skid resistance & slip testing • Double-glazing failures • Patent infringements • Road markings Additional email: [email protected]

Visiting sites to carry out independent inspection of failed flooring • Preparation of written reports for possible legal action • Identifying the cause of failed flooring & suggesting solutions • Expert witness services • Dispute resolutions • Consultancy services • Floor specifications guides & training • Technical advice • Onsite training for sales staff & installers • Bespoke training to retailers, manufacturers & distributors • Moisture testing • Sub-floor preparation courses • Carpet & impervious installation reports Additional...

Architecture • Planning • Building regulations • Cladding • Facades • Fire protection • Fire • Professional negligence • Defects • Remedial works • Water ingress • Damp • Roofing • Condensation • Basements • Curtain wall • Glass • Joinery • Partitions • Flooring • Corrosion • Acoustics • Contract administration • Design • Co-ordination • Appointment • Listed buildings • Waterproofing

• Chartered Architect • Full time Expert Witness • RIBA Register of Experts • Academy of Experts • Society of Construction Law • Experienced in architectural and contractual disputes • CPR 35 reports; has been cross-examined • Registered Mediator Expert architect in buildings and construction and professional negligence • Expertise on fire regulations, fire stopping & fire compliance • Recognised as an expert in the external envelope brick timber and cladding • Architect's negligence • Has been instructed by both claimant...

Nick is a Chartered Civil and Structural Engineer with over 20 years’ experience in the construction industry. He started his career working on construction sites whilst studying civil engineering, obtaining a first-class honours degree. He then worked at a multi-disciplinary engineering consultancy in the UK, qualifying as a Chartered Engineer in 2009. Nick then began focusing on forensic engineering and dispute resolution work at a specialist consultancy in the UK, and has been working as an Expert Witness,...

Structural engineering design • Building contracts • Settlement or subsidence problems • Insurance relating to buildings • Civil engineering • Structural failures • Drainage • Accidents: industrial & commercial

Specialist in civil & structural engineering • Building structures • Nuclear-related structures • Inspections & appraisals of civil work & structures • Roads & drainage for industrial & housing developments • Experience in planning & building warrant submissions • Power industry, including renewable energy, power stations & substations • Embankment failures • Causes of flooding of land & property • Accidents on construction sites • Tripping accidents • Approved certifier of design • CDM Coordinator for CDM Regulations • Structures...

Expert witness and forensic investigation services relating to civil engineering failures and disputes. Areas of expertise include: • Collapse of steel, masonry and reinforced concrete structures and buildings • Construction site, workplace and other health and safety investigations, including the review of responsibilities under CDM, risk assessments and safe systems of work • Wind-induced collapses • Failure of retaining walls • Roof collapses • Structural damage • Review of structural strengthening and remedial...

I advise on all flooring installation problems, difficulties & disputes, prepare specifications & advise on rectification • I deal with all flooring materials, including wood & parquet flooring, sheet vinyl & vinyl tiles, resin floors, ceramic tiles, marble & carpets • Flooring Forensics has been instructed in many cases involving slipping & falling, & has equipment for carrying out tests on flooring materials & the environment

Hugh has over 35 years’ experience in civil, structural and multidisciplinary design, engineering and management of major infrastructure and building projects, including design-build, PFI and BOT projects. He has been responsible for the design and management of many unique building and infrastructure projects, including complex above and below ground structures in difficult ground conditions. Hugh has extensive expertise in civil, structural, geotechnical, transportation, utility, water, wastewater design...

Asphalt and aggregates • Analytical and mechanistic design of pavements • Footway design, including pavers, slabs and natural stone • Pavement engineering • Pavement failure investigation • Falling weight deflectometer analysis • Non-destructive pavement testing • Highway pavement design using DMRB and MCHW • Trunk road maintenance • Contracts and operations • Comprehensive knowledge in technical specification and report writing • Skid resistance and CS228 specification

Structural engineering issues relating to buildings, including but not limited to the following: • Steel, timber and reinforced/post-tensioned concrete frames. • Multi-disciplinary design and BIM. • Cladding and roofing. • Excessive deflections and vibrations. • Water ingress.

Highways • Bridges • Earthworks • Foundations • Drainage • Flood defences • Reinforced concrete • Multi-storey car parks • Retaining structures • Housing • Commercial developments • Sustainable drainage works • Contract administration

Academy of Experts & Registered Expert Witness Consulting Engineer with more than 50 years' experience in the UK, Middle East, Far East and SE Asia. Design of numerous low- and high-rise commercial, industrial and public buildings and structures, as well as basements, foundations and retaining walls involving: • masonry • concrete • steel • timber. Investigation of defective: • design • materials • construction • fabrication • manufacturing. Investigation of: • failure in duty of care in civil, structural and environmental...

Buildings & structures • Civil engineering works • Drainage • Infrastructure services

Structural engineering • Civil engineering • Forensic engineering • Maritime engineering • Coastal engineering • Design • Construction • Workmanship • Professional negligence • Damage • Defects analysis • Cracking • Buckling • Corrosion • Deflections • Deterioration • Dilapidations • Settlement • Subsidence • Heave • Ground movement • Concrete quality • Concrete durability • Concrete strength • Concrete testing • Basements • Foundations • Refurbishment • New build • Historic buildings • Raised access floors • Floor slabs • Screeds • Structural analysis • Structural stability •...

Civil engineering • Steel erection & cladding • Reinforced concrete structures • Steelfixing & shuttering • Pipelines & drainage works • Scaffolding & work at height • Use of ladders • Tunnelling & tunnelling equipment • Marine work & offshore construction • Augered & impact piling • Grouting • Construction site practice • Earthworks & earthmoving equipment • Excavators & cranes • Contractual disputes & cranes Building • Structural surveys • Building defects • Subsidence & underpinning • Reinstatement following fire, flood or storm • Rising damp...

Facade design • Facade performance • Performance testing • Facade specification • Building regulations • Material and product selection • Glass • Overhead glazing • Cladding • Rainscreen cladding • Curtain walls • Unitised facades • Stick curtain walling • Windows (non-domestic) • Fenestration • Weatherproofing • Water ingress • Leakage • Installation • Workmanship • Building envelope interfaces • Defects analysis • Failure investigation • Fire safety specification • Operating and maintenance requirements

Provides professional services in the following field of expertise: • Construction defects • Building contract and property title disputes • Landlord and tenant dilapidations • Section 11 housing disrepair