Your browser does not support JavaScript!
Failure analysis services Forensic accident investigation Corrosion engineering Fatigue and fracture analysis Fire investigation Expert witness in litigation Design & structural analysis Condition assessment

Failure analysis, accident & fire investigation-UTC Clients :

Failure analysis and accident investigation on tower crane collapse accident at National Art Gallery by UTC experts

Investigation analysis on tower crane collapse accident and expert witness@ NAG Singapore

Forensic Accident Investigation Services and Expert Witness in Singapore


Accident investigation and analysis

Accident investigation is a systematic process of collection and analysis of information, data and evidences relating to an incident or accident that led to the loss of property, time or health of individuals, or even lives. Incident or accident happens in many ocassions such as workplaces, transportation, amusement, etc. Accident investigation and analysis is the scientific and academic examination of the facts and informtions that occurred during an incident or accident.

Accidents often result in huge econormic loss and even human life loss, thus initiate litigation process. In litigations, forensic accident investigation is necessary to prepare investigation report for litigation, the investigator will be called as accident investigation expert witness to testify in Court hearing. For more details about expert witness, click Expert witness in litigation and insurance claims.

Forensic investigation and analysis is to apply scientific and engineering knowledge as well as proven methodology to legal issues and / or criminal investigations of the subject cases, thus it can assist the court or litigation for justifications.

Objective of Forensic Accident Investigation and Expert Witnesss

  • identify the root cause of an incident or accident.
  • make recommendations to prevent the future occurrence of the same or a similar incident or accident.
  • improve relevent health and safety conditions.
  • determine whether a violation of government safety and health standards contributed to the incident or accident.
  • determine company or individual liability in case of future legal action.
  • determine the need for repairs or replacement of damaged items.
  • determine the personnel need for additional education and training.

  • Why Choose UTC's experts for Accident Investigation and Failure Analysis Services

  • UTC is one of leading independant investigation company in Singapore, consists of experts with more than 35 years failure analysis and accident investigation experience and relevant qualifications.
  • UTC's forensic accident investigation experts have successfully led and completed thousands of consultation projects in forensic accident investigation and failure analysis for aerospace, marine, petrochemical, electronic and microelectronic, construction, amusement, oil & gas, transportation industries and governmental agencies
  • UTC's failure analysis and accident investigation services had been well recongnized by industries and government agencies including Republic of Singapore Air Force, DSTA, Singapore Civil Defence Force (SCDF), Ministry of Manpower (MOM), Hyundai (Korea), PUB, SBS Transit, China Taiping Insurance, Rajah & Tann, WongPartnership, Universal Terminal,Takenaka (Japan) and MSIG Insurance, etc.
  • UTC's failure analysis and accident investigation services are cost-effective, validated by a number of awards on relevant projects from government tenders in GeBiz.
  • UTC's expert witness and reports on failure analysis and accident investigation were proven and accepted by High Court, State Court, Criminal Court and Arbitration Court.

  • Contact UTC's forensic accident investigation experts, please click EMAIL or Call (+65)81380509 for more details.


    Examples of Recently Awarded Forensic Accident Investigation and Failure Analysis Projects:

  • Accident investigation on various vehicle fires for MSIG Insurance.
  • Failure analysis and accident investigation on liquid dispenser fire for Consumer Safety Department of SPRING /Enterprise Singapore.
  • Failure analysis and accident investigation as well as expert witness on building cladding (aluminium composite panel - ACP) fire at Toh Guan Road in Singapore.
  • Failure analysis and accident investigation on explosion of electric storage water heater by Consumer Safety Department of SPRING Singapore/Enterprise Singapore.
  • Failure analysis investigation on damaged items at and/or recovered from fire incident sites (two year contract + one year option) by Singapore Civil Defence Force (SCDF).
  • Failure analysis on fractured manhole framesets from Public Utilities Board (PUB).

  • Click HERE to download the brochure of failure analysis and accident investigation services or Call (+65)81380509.

    Accident investigation and Failure analysis status in Singapore

      Official analysis and investigation

      In Singapore, offical failure analysis & accident investigation works are distributed in different government agencies, as follows:

    • Occupational Safety and Health Division of Ministry of Manpower (MOM) - focus on workplace accident investigation, including those accidents happened in plants, factory and construction sites.
    • MINDEF, investigating all military related failures and accidents for RSAF, Navy and SAF while Defence Science Technology Agency (DSTA) outsource necessary failure analysis and accident investigation services.
    • Fire Investigation Unit of Singapore Civil Defence Force (SCDF) - focus on investigating various fire accidents including structure fires (building fires), plant fires and vehicle fires investigation.
    • Land Transport Authority (LTA) - focus on investigating various accidents in rails, trains, vehicles, roads and associated transport infrastructures.
    • Transport Safety Investigation Bureau (TSIB) of Ministry of Transport (MOT) - TSIB is the air, marine and some land accidents / incidents investigation authority in Singapore.
    • SPRING/Enterprise Singapore - investigating accidents / failures of consumer products including home electrical and electronics.
    • Public Utilities Board (PUB) - focus on failure and accidents related to public utilities, especially water supply (pipelines, pumps etc.) and processing systems.
    • When personnel injuries and crimes involved or fatal accidents, Singapore Police Force may participate the investigation. In case of some high profile or complicated accidents, the goverment agencies except TSIB may engage third party investigation team(s) for accident investigation or failure anayis

      Private analysis and investigation

      Private analysis and investigations are needed for companies and individuals when they encounter failures in products, equipment, as well as accidents related to companies or individuals.

      Private failure analysis & accident investigation works are conducted by following organizations:

    • Companies encounter failures and/or accidents, they often carry out their own failure analysis or accident investigation for most of ordinary cases. They may outsource third party investigator for challenging or litigation related cases.
    • Thirty party investigators, they carry out independent failure analysis and accident investigation upon outsourcing or request of government agencies, companies or individuals.
    • Third party testing companies, their main business are product and/or material testing, they may give some interpretations based on their testing results.
    • Insurance companies, they conduct investigation on accidents and failures for settling claims.
    • Loss adjusters, they mainly assess the damages and loss of accidents or failures.
    • Surveyors, they mainly survey the accident sites and write a report.


    • UTC's role in accident investigation and failure analysis

      UTC is one of leading independent third party investigators in Singapore. UTC's experts are often engaged by government agencies and companies for accident investigation and failure analysis.

      UTC had been awarded goverment's accident investigation and failure analysis projects from all relevant goverment agencies except TSIB (never outsourcing). e.g.

    • Failure analysis investigation on Taxi fire and explosion near Buona Vista MRT, awarded by Singapore Civil Defence Force (SCDF)
    • Investigating fatal gate toppling at construction site and as expert witness testifying in Criminal Court, awarded by Occupational Safety and Health Division of Ministry of Manpower (MOM).
    • Failure analysis and accident investigation on explosion of electric storage water heater, awarded by Consumer Safety Department of SPRING Singapore/Enterprise Singapore
    • Investigation and failure analysis on damaged items at and/or recovered from incident sites (two year contract + one year option), awarded by Singapore Civil Defence Force (SCDF)
    • Failure analysis on fractured manhole framesets, awarded by Public Utilities Board (PUB)
    • Failure analysis and accident investigation on liquid dispenser fire, awarded by Consumer Safety Department of SPRING /Enterprise Singapore
    • Conducting "Vehicle Fire Investigation" course, awarded by Land Transport Authority (LTA).
    • Failure investigation analysis on landing gear system failure of UAV, awarded by MINDEF/DSTA/RSAF.
    • Some examples of UTC's industrial failure analysis and accident investigation projects

    • Investigating building cladding (aluminium composite panel - ACP) fire at Toh Guan Road and as expert witness in High Court
    • Investigation on various vehicle fires for MSIG Insurance
    • Forensic investigation on crane collapse accident at National Art Gallery, engaged by Takenaka (Japan)
    • Failure investigation analysis on 29" oil pipeline leakage, engaged by Universal Terminal

    How to Conduct Forensic Accident Investigation and Analysis?


    A thorough and complete accident investigation involves several steps, specifically:

  • background investigation
  • site investigation
  • laboratory investigation
  • interviews
  • data analysis and inferance
  • reporting

  • UTC's expert areas in accident investigation and analysis

    Effective accident investigation and failure analysis

    What is effective accident investigation and failure analysis

    After conducting failure analysis or accident investigation, the conclusion could be wrong, inconclusive or inrelevant, lack of logical or evidence, such kind of conclusion would be misleading, not only the analysis and investigation money as well as precise time are wasted, but also the failures or accidents could not be solved and prevented, it would further damage reputation and even litigation loss.

    The effective failure analysis or accident investigation must be comprehensive, logical, adapt scientificaly proven methods, and get right conclusion with solid evidence.

    How to validate effective failure analysis and/or accident investigation

    Effectiveness of failure analysis and accident investigation can be evaluated from following aspects:
  • Explain all observed phenomena and findings or data.
  • Feedback from the clients.
  • Peer review.
  • The effect after investigation and implementation.
  • Court acceptance
  • Only the evaluations from all the above aspects are positive, such failure analysis or accident investigation would be effective.

    Key elements for effective accident investigation and failure analysis


  • Qualified investigator(s)
  • Good track records
  • Proven analysis or investigation procedure and approach
  • Multi-discipline and cooperative team
  • Adequate analysis and investigation tools – instruments
  • Impartial and objective mind

  • CORE of effective accident investigation or failure analysis – Selecting analyst or investigator.

    How to select right accident investigator or failure analyst

    To ensure the failure analysis or accident investigation be effective, it is crucial to select right analyst or investigator. Requirements of good analyst or investigator They shall be able to take a comprehensive approach, covering a large spectrum of disciplines, to derive the correct cause(s) of failures or accidents.
  • Comprehensive knowledge of related fields;
  • Abundant relevant experience;
  • Hands-on skills and familiar to instruments/analytical techniques;
  • knack for gathering information;
  • Ability to filter artificial/distorted information;
  • Logical thinking;
  • Absolute honesty and integrity;
  • Open minded;
  • Team work;
  • Professional sense.
  • Cost vs. quality of failure analysis and accident investigation Effectiveness of failure analysis and/or accident investigation can be evaluated from following aspects:
  • According to a study by IBM, > 72% consumers are more concerned with quality of medicine and food they buy rather than price.
  • Why? Medicine Quality i.e. its effectiveness is more crucial / important for curing diseases.
  • Similarly, only effctive failure analysis or accident investigation would be beneficial to people and society.
  • Ineffective analysis or investigation would result in non-conclusive or wrong conclusions, they not only do not have any value or but also waste precise time and cause misleading.
  • Only the evaluations from all the above aspects are positive, such failure analysis or accident investigation would be effective.
    Lower price is not equal to saving
  • Ineffective analysis or investigation - no value or even negative value, no matter how cheap.
  • Price comparison must be based on the same experience and track records of investigators.

  • Cost effective investigation and analysis
  • First of all, the analysis or investigation must be effective - quality report with right conclusion supported by solid evidence and scientific theory.
  • Secondly, the price shall be competitive.
  • They must be open market proven, demonstrated in GeBiz government tenders
  • Traceable track record

  • Traceable track records of analyst or investigator

    Basic qualifications

  • Education
  • Accreditation
  • Experience

  • Outstanding performance

  • Publications in international journals and conferences
  • Acceptance showing in Court statements
  • News paper reporting
  • Positive peer review on analysis or investigation report/conclusions
  • Recognition feedback from clients

  • UTC's experts as analysts or investigators

    - Qualifications and accreditation

  • PhD in relevant disciplines/areas
  • Fellow of Institution of Engineers, Singapore (IES)
  • Chartered Engineer in relevant areas (UK)
  • Member, National Association of Fire Investigators (USA)
  • Certified Pressure vessel inspector API 510 (American Petroleum Institute)
  • Expert/Technical Assessor of Singapore Accreditation Council (SAC)
  • Executive committee member of The Institute of Materials (East Asia)
  • Accomplished thousands of relevant projects, please refer to "Typical UTC failure analysis and accident projects" Section of this web page.

  • - Outstanding performance

  • A number of technical articles published in international journals and conferences, e.g. Forensic investigation on crane accidents, published in International Journal on Forensic Engineering, Vol.3 No 4, 2017
  • Reports and conclusions Accepted by Court(s), e.g The judge’s statement: “The analysis report was not challenged. It was clearly at the odds ...”, in Singaporelaw.sg(MovingU Pte Ltd vs. Trans-cab Service Pte Ltd) (Clause 27).
  • Recognition by governments, e.g. Dr Yu's contributions in investigating major MRT disruptions, Committee Of Inquiry (COI) Report – Ministry of Transportation 2012
  • Dr Yu correctly determined the root cause of massive MRT breakdowns, reported by Straits Times, Top of News, 30 July 2015 (A4)
  • Recognition feedback from clients, e.g. DSTA procurement manager' email:“SAF has cooperated with UTC several times previously and UTC has proven to be capable of fulfilling our requirements. We are very satisfied with UTC's performance.”

  • - Proven cost effective failure analysis and accident investigation records


    UTC's analyses and investigations are competitive, which are demonestrated markets, e.g. in Gebiz tenders, UTC was awarded many projects such as:
  • MOM, Investigation on fatal gate toppling at construction site.
  • SCDF, Period contract of accident investigation (2015-2018).
  • SCDF, Period contract of accident investigation (2019-2020)
  • LTA, Conduct training course “Vehicle Fire Investigation” (3 runs)
  • SPRING, Investigation on explosion of storage water heater
  • Enterprise SG, Investigation on liquid dispenser fire
  • RSAF, Investigation on unmanned aerial vehicle structure fracture
  • RSAF, Investigation on aircraft brake bolt failure
  • SCDF, Investigation on taxi fire and explosion near Buona Vista MRT
  • SCDF, Forensic investigation on taxi fire @ Maymount Road
  • PUB – 1 year contract for failure analysis and damage investigation


  • road traffic accident investigation reconstruction on car motocycle collision
    Building cladding/facade fire in accident investigation

    Investigation on building ACP facade fire accident happened at Toh Guan Road


    Typical UTC accident investigation and failure analysis projects

      Our experts had successfully accomplished thousands of failure analysis and accident investigation projects, some typical cases are listed as follows:

    • Investigation and failure analysis on damages of mechanical system of amusement rides (track, roller coaster vehicle)
    • Forensic investigation on mass rapid transport system (MRT) / subway accident (trains, power supply, track)
    • Forensic investigation on taxi/car/vehicle fire and explosion
    • Investigation on accidents of cranes (wire rope breakage, boom frame fracture, brake system failure, bearing damage, crane topple)
    • Forensic investigation on building cladding (aluminium composite panel -ACP) fire and expert witness in high court
    • Failure analysis on aerospace engine damages (turbine blades, fan blades, vanes, etc.)
    • Forensic investigation and reconstruction of lorry vehicle collision fire at expressway
    • Investigation on paint and coating failures
    • Forensic investigation on automotive steering system and shaft failure(transportation)
    • Failure analysis on lift wire rope fracture/breakage/snapped of building
    • Investigation and failure analysis on aerospace landing gear system failure
    • Failure investigation on hovercraft accident (gearbox, propeller) in shipyard
    • Failure analysis on damages in gas and steam turbines
    • Failure investigation on notebook computer burning
    • Failure analysis on gearbox explosion
    • Forensic investigation on failures in jack-up rigs (pipe corrosion, glass cracking)
    • Failure analysis on fractures of wire ropes in multi-wenches lifting system
    • Failure investigation on extra-hydrogen release in huge battery of Submarine
    • Investigation on failures of PCB, PCBA, LCD, passive components and IC
    • Forensic investigation on heat exchanger burst
    • Failure analysis on submarine power cable damage
    • Failure investigation on winch wire rope snapping in construction site
    • Forensic investigation on transformer fire in plant
    • Failure analysis on engine components (piston, crankshaft, camshaft, bearings, connecting rod, bolts, engine block, etc.)
    • Forensic investigation on explosion of power distribution system in plant
    • Failure investigation on large ship-lifting system welding joint cracking in shipyard (marine)
    • Forensic investigation on incidents in Singapore Flyer
    • Failure analysis of pipeline and piping system according to FITNET FFS
    • Investigation on failures in building & structures etc.

    Failures and accidents may relate to damage, fault or fire caused by mechanical, chemical, material, electrical factors or human factors.

    News of accident investigation and failure analysis

    Relevant publications on forensic accident investigation analysis

    Recent Litigation and Court Cases

    A mobile crane toppled when lifting an 40 feet container, resulting in damages amount to several hundred of thousands dollars. UTC was engaged to investigate the accident causes and as expert witness in legal litigation. According to the court record, the Judge accepted our conclusion that the crane toppled was due to defective/malfunctional AML system.

    A heavy gate toppled during installation and caused a worker death. UTC was engaged by MOM for accident investigation and as expert witness in this court case.
    According to Straits Times and Channel NewsAsia's reports, the court ruled that the contractor was fined S$280,000 for fatal gate toppling. The contractor filed appeal, but lost the appeal and punishment was increased from S$280,000 to S$330,000 for fatal gate toppling. UTC had successfully determined the root causes of the accident and testified in the court hearing by providing solid evidences with scientific methodolody.



    One crane collapsed in a construction site, which severely damaged the nearby plant facilities and workshop during lifting operation. China Taiping Insurance engaged UTC to investigate the accident and as expert witness in legal suit. We successfully determined the root causes of the accident. Shortly after receiving our report, the case was settled favourably before court hearing.
    Forensic investigation and reconstruction of lorry vehicle collision fire at expressway

    Forensic investigation and reconstruction of lorry vehicle collision fire at expressway

    Energy dispersive X-ray (EDX) spectrum in failure analysis and accident investigation

    Failure analysis and accident investigation by UTC

    Contact UTC's forensic accident investigation experts, please click EMAIL or Call (+65)81380509 for more details.