Forensic Engineering Brisbane, Logan & Ipswich
Independent structural investigations and expert engineering reports
Planning to resolve a building defect, structural failure or property dispute?
Our forensic engineering services provide clear, evidence-based assessments to identify the cause of structural damage and support confident decision-making.
At DNR Engineering Services, our qualified forensic engineers investigate building failures, movement, and damage across Brisbane, Logan and Ipswich, delivering professional reports suitable for insurance, legal matters, rectification planning, or peace of mind.
What Is Forensic Engineering?
Forensic engineering is the investigation of building and structural issues to determine what went wrong, why it happened, and how it can be addressed.
Our engineers carry out detailed inspections, assess construction methods and site conditions, and analyse evidence to identify the root cause of damage or failure. Findings are documented in clear, professional reports that stand up to scrutiny.
Typical matters include:
Structural cracking and building movement
Construction defects and workmanship issues
Storm, flood, fire or impact damage
Subsidence and foundation failures
Who Needs a Forensic Engineering Report?
You may require a forensic engineering assessment if you are:
A homeowner dealing with unexplained cracking or movement
A builder or developer facing a defect claim
An insurer assessing cause and extent of damage
A solicitor involved in a construction or property dispute
A body corporate managing structural concerns
What We Investigate
Our forensic engineering investigations commonly cover:
Structural cracking in walls, slabs and footings
Building movement and subsidence
Retaining wall and structural failures
Water ingress and slab edge dampness
Landslip and slope stability issues
Impact, flood and fire damage to structures
Structural adequacy of existing buildings
What You’ll Receive
Site inspection by a qualified RPEQ engineer
Detailed photographic evidence
Clear explanation of cause and contributing factors
Professional forensic engineering report
Documentation suitable for insurance, legal or rectification use
Where required, our senior engineers can also provide expert witness advice for dispute resolution or court proceedings.
Service Areas
We provide forensic engineering services across:
Brisbane (Northside, Southside, CBD and surrounds)
Logan (Browns Plains, Springwood, Beenleigh, Loganholme)
Ipswich (Ipswich CBD, Springfield, Ripley, Redbank Plains)
At DNR Engineering Services, we specialize in a wide range of structural engineering services, including
quality Services
Structural Engineering Services Across Brisbane, Logan & Ipswich
Looking for reliable help with your build, inspection or council approvals? We provide expert structural engineering services across South East Queensland—backed by over 20 years of experience and RPEQ certification. Whether you’re planning a new build, buying a property, or need reports for approval, our team is here to help.
Structural Design Engineering
We provide custom structural design services for residential builds, home extensions, retaining walls, patios and carports. All drawings and calculations are prepared and signed by RPEQ engineers, ensuring full council compliance and peace of mind for your builder.
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Structural Inspections
Our team carries out thorough structural inspections across Brisbane, Logan and Ipswich for homes showing cracks, sinking or movement. You’ll get a clear, no-nonsense report that identifies the issue and outlines your next steps.
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Form 12 & Form 15 Certifications
We issue Form 12 and Form 15 certificates for structural design and completed works. These documents are required for council sign-off and must be completed by an RPEQ-certified structural engineer in Queensland.
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Dilapidation Surveys
Our dilapidation reports document the condition of neighbouring properties before nearby excavation or construction work. Ideal for builders and developers, these reports help protect against damage claims and provide legal protection.
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Remedial Inspections
If your structure has shifted, cracked or failed, our team can provide a remedial structural inspection to assess the issue and recommend safe, cost-effective repairs. Reports are clear and practical—ready for your builder or contractor.
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Pre-Purchase Reports
Buying a house or investment property? Our pre-purchase structural reports give you a clear picture of the structure’s condition before you commit. Know the risks upfront and avoid costly surprises later.
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Technical Reporting & Documentation
We prepare detailed engineering reports and technical documents for private certifiers, council applications and insurance purposes. Everything is signed by an RPEQ engineer and tailored to your project needs.
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Forensic Engineering
We provide independent forensic engineering services to investigate structural damage, building defects and failures. Our engineers assess the cause of issues such as cracking, movement and construction defects, delivering clear reports suitable for insurance, legal matters and rectification planning.
Explore moreWhether you’re building, buying, or sorting out an issue, DNR Engineering provides practical, reliable structural advice—backed by local experience and RPEQ certification. We work across Brisbane, Logan and Ipswich and we’re ready to help with your next project.

