Fibre Reinforced Facade Encyclopedia: Testing and standards
A fire safety engineer is the specialist who applies fire science to a specific building, quantifies how a fire would develop and spread in it, and documents whether a proposed design meets the Performance Requirements of the National Construction Code. On a facade the fire engineer is the person who turns test reports into a building specific compliance argument: the AS 5113 classification, the group number, the sprinkler design and the cavity barrier layout are inputs, and the Performance Solution report is the output. The engineer does not certify the building; the building surveyor or certifier does.
A test report says what happened to one wall on one rig. A fire engineer says what that means for this building, at this height, with these occupants, this sprinkler system, these escape routes and this brigade response time. The two documents do different jobs and neither substitutes for the other.
At a glance
| Property | Typical value | Note |
|---|---|---|
| Discipline | Fire safety engineering, a sub-discipline of engineering | Not the same as a fire protection contractor or a certifier |
| Core output on a facade | A Performance Solution report against the relevant NCC Performance Requirements | Plus a fire engineering brief agreed beforehand |
| Typical trigger | Cladding that is not non-combustible on Type A or Type B construction | Also atria, long travel distances, smoke control, large compartments |
| Australian guidance | ABCB Performance Solution Process; International Fire Engineering Guidelines (IFEG) | Process, not a prescriptive method |
| Facade verification method | NCC 2022 Volume One C1V3, with an AS 5113 EW classification | Check the edition adopted in your jurisdiction; CV3 in NCC 2019 and earlier |
| Who accepts the report | The building surveyor or certifier, sometimes after fire brigade referral and peer review | The engineer recommends; the certifier decides |
| Registration | Varies by state and territory | |
| Typical engagement | From concept design to as-built verification | Late engagement is the commonest cause of rework |
What the fire engineer actually does on a facade
The work divides into four tasks. The first is scoping: identifying which NCC Performance Requirements the facade design departs from. That is not always obvious, because a single combustible layer can engage several requirements at once.
The second is evidence assembly. The engineer collects the test reports that exist, checks each against the design as drawn, and identifies gaps. This is where most facade projects come unstuck: a full-scale test exists, but the cavity depth, insulation, substrate or cavity barrier arrangement in the tested system differs from the design, and the difference has to be assessed rather than assumed away.
The third is analysis, which can be as simple as a comparison with the Deemed-to-Satisfy provisions or as involved as a fire and smoke model, a tenability calculation or a radiant heat calculation to a boundary. The fourth is documentation, including the conditions the design must carry forward: sprinkler coverage, barrier locations, maintenance obligations and limits on future alteration.
When a fire engineer is required
No rule says every project needs one. A facade that complies entirely with the Deemed-to-Satisfy provisions does not need a fire engineer at all. The requirement arises when the design leaves that route.
- Cladding that is not non-combustible on external walls of Type A or Type B construction
- An attachment or ancillary element outside the concessions in C2D10
- A spandrel or vertical separation arrangement that does not meet Part C3 as drawn
- Any departure from the fire resistance levels in Specification 5
- A remediation project where the existing facade is retained and justified rather than replaced
- Most high rise projects, where a whole of building fire engineering report already exists and the facade is one chapter of it
The fire engineering brief
The fire engineering brief, sometimes called a performance based design brief, is the document that is agreed before the analysis is done, not after. It records what is being assessed, which Performance Requirements are engaged, which assessment methods will be used, what acceptance criteria the analysis will be measured against, what fire scenarios will be considered, and what assumptions are being made about occupants, sprinklers, detection and brigade intervention.
It is circulated to the stakeholders who will have to accept the outcome: the certifier, the client, often the fire brigade, and on larger projects a peer reviewer. Agreeing the method before the work starts is the point, because a completed analysis rejected on method can mean re-testing rather than re-writing. For a facade the brief usually fixes the extent of combustible material, the wall build up to be assessed, the full-scale test evidence to be relied on, and the conditions that will attach to the solution.
Registration, competence and who can sign
The registration position is not uniform across Australia and it has been changing. Some jurisdictions register fire safety engineers under building practitioner legislation and restrict who may prepare a Performance Solution; others rely on professional registration schemes such as Engineers Australia’s National Engineering Register and the Chartered status pathway, or on registration under state professional engineers legislation. New South Wales, Victoria and Queensland each operate their own arrangements, and the obligations on the practitioner, including design declarations, differ.
Whatever the statutory position, competence is checked in practice by the certifier and the insurer. Two questions are worth asking before engagement: what registration the engineer holds in the jurisdiction of the project, and whether the engineer’s professional indemnity policy covers combustible facade work. Exclusions for cladding related work have been common since 2019, and one discovered late can leave a Performance Solution unsupportable.
Working with the facade contractor
The engineer needs from the facade team what the facade team often has not yet decided: panel material and thickness, fixing system, cavity depth, insulation type and density, membrane, cavity barrier product and location, and the full-scale test report with its field of application.
Where the material is a polymer composite the position has to be stated plainly rather than softened. Fibre reinforced polymer is combustible; it cannot pass AS 1530.1, EN ISO 1182 or ASTM E136, and no resin system or fire retardant changes that. What it can hold is a reaction-to-fire classification and a full-scale test result. ShapeShell-RT holds an AS 5637 Group 1 classification from AWTA Product Testing, an EN 13501-1 classification of B-s2,d0 from Intertek Testing Services, and it passed the full-scale BS 8414 and AS 5113 test at BRE Global. That is the evidence set for a C1V3 Performance Solution. ShapeShell-RC, by contrast, is Not Deemed Combustible under AS/NZS 1530.1, tested by Ignis Labs, and on the Deemed-to-Satisfy route usually needs no facade fire engineering at all.
Standards and references
- NCC 2022 Volume One Part A2 (compliance with the NCC, assessment methods) and Part A5 (evidence of suitability) (check the edition adopted in your jurisdiction)
- NCC 2022 Volume One C1V3 Verification Method for spread of fire via external walls; C2D10; Specification 5; Specification 7
- ABCB Performance Solution Process Handbook; ABCB Fire Safety Verification Method
- International Fire Engineering Guidelines (IFEG), ABCB
- AS 5113 (external wall systems), AS 1530.1, AS 1530.4, AS 5637.1
- Engineers Australia National Engineering Register and Chartered (Fire Safety) credential; state building practitioner registration legislation
Related terms
Questions specifiers ask
Do I need a fire engineer for a facade?
Only if the facade leaves the Deemed-to-Satisfy route. A facade built from non-combustible materials tested to AS 1530.1, with the fire resistance levels required by Specification 5, is a document check by the certifier. Combustible cladding, non-complying attachments and non-standard spandrel arrangements all require a Performance Solution and therefore a fire engineer.
What is a fire engineering brief?
The document agreed before the analysis begins that records what is being assessed, which Performance Requirements are engaged, which assessment methods and fire scenarios will be used, and what acceptance criteria apply. It is circulated to the certifier and other stakeholders so the method is settled before the work is done.
Does the fire engineer approve the building?
No. The fire engineer prepares and signs the Performance Solution report. The building surveyor or certifier decides whether to accept it, sometimes after a peer review or a fire brigade referral, and can decline.
Is a fire engineer registered?
That depends on the jurisdiction. Some states register fire safety engineers under building practitioner legislation and restrict who may prepare a Performance Solution; others rely on professional registration.
Can a fire engineer make combustible cladding compliant?
A fire engineer can demonstrate that a specific building with a specific wall system meets the Performance Requirements, supported by a full-scale test such as AS 5113. That is a building specific outcome, not a property of the product, and the certifier can still refuse it.
Engaging a fire engineer for a moulded facade? ShapeShift publishes the full test file for each system so the evidence review starts from documents, not assumptions. See ShapeShell fire test data
Reviewed by Richard Halvorsen, General Manager, ShapeShift Technologies. Last updated September 2026.