Graham Oakley is a former police forensic collision investigation expert who on retirement formed consultancy Crash Detectives Ltd based in Chelmsford, Essex. During the company's 25 year existence, he has investigated and prepared in excess of 450 forensic investigation reports for the assistance of various levels in both criminal and civil courts, ranging from magistrates' courts through to the high court. Investigations have been carried out on the instructions of numerous law firms, insurance companies,...

Inspection of all types of motor vehicles for litigation purposes • Motorcycles, motor cars, sport, classics, electric vehicles, LGV, motor homes, caravans, PSV, HGV, horseboxes & trailers • Petrol & diesel engine component failure diagnosis, automatic gearboxes, manual gearboxes • Motor vehicle theft • Fire-damaged vehicles • Corrosion & paintwork faults • Repossession inspections • Unroadworthy vehicles • Lectures on automotive engineering • SJE • Legal aid work undertaken • Assistance at trial • Founder Member of the Society...

Accident investigation • Forensic collision investigation • Road traffic accident reconstruction • Motor vehicle examinations • Scale plans • Expert reports • Photography & video • Damage profiles, critical speed & other tyre marks • Motorcycle collisions • Police vehicle collisions • Pedestrian collisions • HGV & bus collisions • Tachograph analysis • Video & still photography • Critical appraisal of previously prepared reports • 30 years' experience presenting evidence at court

Motor accident investigation • Forensic inspection of motor vehicles • Collision analysis using PC-Crash • Animation of crash scenarios • Low speed accident investigation • Locus reports • Repair quality & mechanical fault reports • Night time photography (HDR) • Criminal cases - murder, attempted murder, death by dangerous, death by careless • Civil cases - high value personal injury, low speed incidents & fraud, fitness for purpose • Dispute resolution & arbitration

I was a forensic vehicle examiner employed by Thames Valley and Hampshire Police. I have examined a large number of vehicles over a 20 year period. These would include cars, HGV, PSV, motorcycles and plant equipment. I have identified many stolen vehicles over the same period. I have compiled witness statements for the CPS, and presented expert evidence in Crown, Magistrates', Civil and Coroner's Courts. Since retiring in 2021, I am now an independent forensic vehicle examiner undertaking expert work.

Forensic collision investigation and reconstruction • Vehicle examination • Collision scene analysis • Vehicle examination • Tachograph analysis and route tracing • Expert report preparation • Expert evidence at court • Vehicle prohibition • Vehicle examination training • Crash data analysis • Tyre failure analysis • Tram collision investigation • Driver reaction analysis • Human factors analysis • Speed from CCTV and analysis • Conspicuity • Carriage of dangerous goods • Load security • Police incidents

I am competent to accept instructions in relation to all types of road traffic collisions and associated offences. I served on the Lancashire Police Collision Investigation Unit from 2011 to 2018. During that period I attended a large number of road traffic collisions involving fatalities. I produced reports in relation to these collisions and presented the findings to HM Coroner and the criminal courts. I have given evidence at Manchester, Liverpool and Preston crown courts. I am also qualified to examine...

Road traffic collision investigation & reconstruction expert witness • Tachograph analysis • Locus assessments • Case review • Vehicle examinations • Seat belt examinations • Criminal & civil cases • Court attendance • Examination of light bulbs • Damage consistency reports • Insurance fraud • Examination of tyres • Death by dangerous driving • Careless driving matters • Liability disputes • Staged collisions • Electronic data recovery from airbag modules & vehicle ECUs • Low velocity whiplash • Personal injury claims • Human factors • Perception...

My area of expertise includes: • Vehicle inspections and valuations • Salvage categorisations • Diminution in market value • Locus reports • Comparison reports • Post-repair inspections and reports relating to the rejection of motor vehicles • Repair assessment in defective goods cases • Mechanical and bodywork vehicle defects • Motor engineering I also have a specialist interest in rare, classic, sports, light and heavy goods and imported vehicles. Also engineer report reviews to assist a barrister with cross-examination.

All road traffic matters, specialising in forensic collision investigation in both criminal and civil forums. Key areas include CCTV analysis, vehicle examination, high-speed loss of control, civil litigation, review of other expert's reports, locus reports, plans and technical drawings. Mark is published in his field and has presented his research both nationally and internationally. He is also experienced in training others in this field and has vast experience of giving live evidence.

Forensic collision investigation • Road traffic accident investigation & reconstruction • Accident causation & consistency of staged or contrived collisions • Detailed site inspection & locus reports • Examination of motor vehicles & components • Analysis of expert reports • Preparation of computer-aided design drawings & scale plans • Preparation of computer-derived motor vehicle damage assessments & repair costing

Chartered Engineer with 25 years' experience of reconstructing vehicle collisions • Can interpret scene data, CCTV, vehicle data and damage, producing plans, reports and animations • Researched, tested and developed the forensic field of frozen instrument clusters • Written many peer-reviewed papers and is the author of The Manual of Collision Scene Evidence

Consultant Mechanical Engineer specialising in post-collision inspections of vehicles (heavy and light commercials, passenger carrying and cars), providing engineer's and CPR-compliant expert reports • Post-accident mechanical examinations of all vehicle types listed to establish if condition/defects/design were contributory I hold the University of Aberdeen School of Law Expert Witness Certificate (Bond Solon)

Forensic collision investigation • Vehicle examination, all classes • Motorcycle examination • Off-road & plant collisions • Motorcycle collisions & dynamics • Damage inspections, analysis & consistency • Tyre mark analysis • Vehicle light bulb analysis • Critical appraisal of available evidence • Speed calculations • Reaction times • Pedestrians & pedal cycle-involved collisions • Detailed site investigation • Preparing detailed but clear reports • Experienced expert witness in presenting evidence at court

Chartered Mechanical Engineer with over 30 years' experience of automotive design, development, manufacturing & after-sales, specialising in quality-related aspects • Experienced in the investigation & reporting of any aspect of motor vehicle quality & fitness for purpose

Forensic collision/accident reconstruction reports • 3D laser scanning and point cloud animation • Scene locus reports • Scale plan drawing • Vehicle examination • Damage analysis • CCTV analysis

Forensic collision investigation and reconstruction • Accident investigation • Collision investigation • Forensic vehicle examination • Mechanical examination of motor vehicles • Locus examination • Vehicle examination • Photography • CCTV analysis • CCTV speed analysis • Tachograph route tracing

Forensic collision investigation and collision reconstruction - all vehicle types - specialist in pedestrian/cycle collisions • Forensic vehicle examination - all vehicle types, including large goods, PCV, motorcycles, agricultural vehicles • Specialist large loss forensic vehicle inspections, including seatbelt analysis, mechanical failure, defects and modifications • Scene examination locus reports and scale plan drawing • Review of police reports and 3D laser scan data • LVI • Staged collisions • Suspected fraud

Accident investigation, road traffic • Accident reconstruction • Mechanical examination • Forensic examination • Site examination

Road traffic accident & reconstruction • Personal injury & fatal accidents involving motor cars, motorcycles, public service vehicles, commercial vehicles, cyclists, pedestrians & emergency vehicles • Accident scene reports, plans, photographs, driver factors, vehicle factors, road conditions, skid marks, speed assessment & analysis • Vehicle braking, tyres & wheels

Professional Competency in National & International Road Haulage Certificate Holder Consulting automobile engineers • Motor vehicle claims assessors & negotiators • Vehicle accident investigation & reconstruction • Specialist in international & national coach crashes • Motor vehicle damage assessments • Motor vehicle engineering & mechanical failures • Classic car damage assessment • Vintage car damage assessment • Vehicle damage specialists & unique vehicles • Emergency services vehicle damage & valuations

All types of vehicle damage assessment • Repair costs calculations • Best repair methods for a particular type of damage • Economical repair costs negotiated with repairers • Cars, caravans, buses, coaches, vans, heavy goods vehicles, all sizes of trailer, specialist bodies, refrigerated trailers, claims assessed • Vehicle valuation dispute resolution. Detailed valuations given for all types of vehicle. Valuation of stolen vehicles from documentation. • Assessment of "Diminution in Value". • Disputes in relation...

Provision of expert opinion on all legal & technical aspects of vehicle use • Maintenance systems, loading, weighing & measuring • Tachograph design, use & analysis • Accident reconstruction, investigation & statements • Forensic identification & vehicle examination • Vehicle valuation • Heavy goods vehicle & public service vehicle licensing • MOT test scheme design, layout & authority • Legal & technical reports • Public inquiry & court attendance

I can provide reports relating to most aspects of road vehicles, agricultural machinery & general engineering covering the following subjects: • Accident investigation & reconstruction • Damage, cost assessment (vehicle) • Vehicle valuations • Mechanical failures • Vehicle fire investigation • Photography & video recordings can be provided on these subjects

Reconstruction of road traffic accidents, opinion given on reconstructions already carried out by others • Plans & photographs prepared for use in court • Examination of vehicles in respect of mechanical failures or quality of repair work • Damage consistency

Specialist in the investigation & preparation of reports on the following vehicles & /or their components: • Commercial vehicles, heavy & light • Passenger carrying vehicles • Cars • Plant vehicles • Classic, prestige, collectors vehicles • Off-road vehicles • Motorcycles • Cycles • Established in 1984, with 40 years' experience in the motor trade & transport management • Numerous court appearances, presenting reports & advising solicitors & barristers • First court appearance 1986 & evidence presented in high-profile cases with...

Building services engineering, mechanical & electrical • Commercial vehicles • Mechanical components & machinery failure investigations • Engineering design

Expert in all areas of road traffic accident investigation & reconstruction • The service for civil & criminal matters includes: • Visit to the scene to obtain measurements for scale drawing • Photographs or video, as required • Read & comment on all witness statements • Comment on police reports, including accident investigation reports • Compile full & concise report as to cause of accident, supported by mathematics, where applicable • Give evidence in court, where I have been accepted as an expert for over 20 years