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- Bushfire Design Consultants | FAQs | Victoria
Frequently asked questions about bushfire prone areas, bushfire assessments & reports, report types & how and when to contact us FAQs FIND OUT MORE Frequently Asked Questions Victorian b ushfire areas Bushfire report types Which report do you need Some exemptions Bushfire emergency plans Is your property in a bushfire prone area? In Victoria, there are 2 categories for properties at risk of bushfires: - Bushfire Prone Area (BPA) - Bushfire Management Overlay (BMO) Most rural & urban fringe areas of Victoria are in a 'Bushfire Prone Area' (BPA), in addition the more extreme areas will also have a 'Bushfire Management Overlay' (BMO). To view a map of these areas, click here . Your property will be in one of the following 4 groups: 1. Not in a Bushfire Prone Area. 2. In a Bushfire Prone Area (BPA). 3. In a Bushfire Prone Area (BPA) and a Bushfire Management Overlay (BMO). 4. In a Bushfire Prone Area (BPA), a Bushfire Management Overlay (BMO), and have a schedule to the Bushfire Management Overlay (BMO#). To find out which bushfire area your property is in, click here , enter your address, and view the planning property report. Where can you view a bushfire prone area map? To view a map of bushfire prone areas, click here . To view an interactive map of bushfire prone areas, from the Victorian government website, click here . To find out which bushfire area your property is in, click here , enter your address, and view the planning property report. What is a Bushfire Prone Area (BPA)? Rural & urban fringe areas of Victoria that are in a Bushfire Prone Area (BPA), are subject to or likely to be subject to bushfires. Any new house, alterations or additions in a BPA will most likely require a 'Bushfire Attack Level' assessment, known as a 'BAL Report'. For more information see 'What is a BAL Report?' and 'What report do you need?' below. What is a Bushfire Management Overlay (BMO)? The Bushfire Management Overlay (BMO) identifies properties in Bushfire Prone Areas (BPA) that have very high or extreme bushfire risk. Developments within the BMO, require mandatory bushfire protection measures, including: - Defendable space (ongoing vegetation management around the development) - Bushfire construction (BAL construction) - Water supply (for firefighting use) - Access (vehicle access to water supply) In some cases, where minor building works do not trigger the BMO, a BAL Report may only be required. For more information see 'What is a BMO Report?' and 'What report do you need?' below. What is a Schedule to the Bushfire Management Overlay (BMO#)? Areas within a 'Schedule to the BMO' have predetermined bushfire protection measures in order to fast track the planning process. Any new house, major alteration or addition in a 'Schedule to the BMO' will most likely only require a Bushfire Management Plan (BMP). For more information see 'What is a BMP?' and 'What report do you need?' below. Where can you find out more info about all things bushfire safety? Check out our 'Resources' page, we have listed many of the helpful and informative websites where you can find just about anything to do with living and building in bushfire prone areas and bushfire safety. Bushfire Planning Acronyms: Bushfire areas... - Bushfire Prone Area (BPA) - Bushfire Management Overlay (BMO) Reports... - Bushfire Attack Level Assessment ( BAL Report ) - Bushfire Management Plan ( BMP ) - Bushfire Management Statement ( BMS ) - Bushfire Management Overlay Report ( BMO Report ) Government... - Australian Standards (AS) - Fire Rescue Victoria (FRV) - Country Fire Authority (CFA) - Emergency Management Victoria (EMV) - Forest Fire Management Victoria (FFMVic) - Parks Victoria (PV) - Department of Transport & Planning (DTP) formally DELWP - Victoria State Emergency Service (VICSES) - Victorian Building Authority (VBA) Organisations... - Fire Protection Association Australia (FPA Australia) - Bushfire Planning and Design accreditation (BPAD) - Bushfire Resilience Inc (BRI) Victorian bushfire areas What types of bushfire reports are there? Bushfire reports can be separated into the same categories as bushfire areas for the most part. Reports that can be required in a Bushfire Prone Area (BPA): - Bushfire Attack Level Report (BAL Report) Reports that can be required in a Bushfire Management Overlay (BMO): - Bushfire Management Plan (BMP) - Bushfire Management Overlay Report (BMO Report) For a building permit application, usually a BAL Report is needed, whereas for a planning permit application, a BMO Report and/or a BMP may be required. Which one you need, depends on what you are building and the zones and overlays of your site. For more information see 'What report do you need?' below. What is a BAL Report? A Bushfire Attack Level Report (BAL Report) is an assessment that measures the potential for ember attack, radiant heat and direct flame contact the building is likely to be exposed to in a bushfire event. To determine the BAL rating, the vegetation, topography and distance to the vegetation are assessed within 100 metres of the development. Using Australian Standard AS3959:2018, the Bushfire Attack Level (BAL) is then calculated. The BAL rating is used to specify the materials and construction requirements of the building. For more information go to our BAL Reports page. What is a BMO Report? A Bushfire Management Overlay Report (BMO Report) is an assessment of the bushfire threat to a development. BMO Reports are sometimes just referred to as Bushfire Management Statements (BMS) A BMO Report can include: 1. Bushfire Hazard Site Assessment: A 150m site assessment that determines the BAL rating and corresponding Defendable Space requirements (ongoing vegetation management around the development). 2. Bushfire Hazard Landscape Assessment: An assessment of the bushfire threat, in the broader landscape (up to 20+km) around the development, including the road networks, access to safer locations, likely bushfire scenarios and regional bushfire prevention. 3. Bushfire Management Statement (BMS): The BMS assesses the development under Clauses 44.06 and 53.02 of the Victorian Planning scheme to determine the bushfire protection measures that must be complied with. 4. Bushfire Management Plan (BMP): A site plan that shows: defendable space, bushfire construction, water supply & access for fire fighting authorities. The mandatory conditions of the BMP must be maintained on an ongoing basis after the works are completed. 5. Response to Clause 13.02 Bushfire Planning: A response to the planning schemes objective to strengthen the resilience of settlements and communities to bushfire through risk-based planning that prioritises the protection of human life. For more information go to our BMO Reports page. What is a BMS? You may have been told by the council or a planner that you need a "Bushfire Management Statement" or a "BMS". When someone asks for a BMS they are referring to a Bushfire Management Overlay Report (BMO Report) of which, a BMS is a component of (see 'What is a BMO Report?'). The Bushfire Management Statement (BMS) component of a BMO Report assesses the development under Clauses 44.06 and 53.02 of the Victorian Planning scheme that determine the bushfire protection measures your development will need to meet. For more information go to our BMO Report page. What is a BMP? A Bushfire Management Plan (BMP) is a site plan that shows: - Defendable Space (ongoing vegetation management around the development) - Bushfire Construction requirements (BAL construction) - Water Supply (for firefighting use) - Access (vehicle access to water supply) These bushfire protection measures will be approved and endorsed as party of the planning permit and must be maintained on an ongoing basis after the works have been completed. A BMP is included in a BMO Report. If the development has a Schedule to the BMO, the bushfire protection measures have been predetermined by authorities in order to fast track the planning process. For more information go to our BMP page. When should you contact us? We recommend you contact us early in the concept design stage, rather than waiting until the building or planning permit stage. An early understanding of your sites possible potential and limitations avoids having to redesign further down the track, saving time and money on a proposal that may require major revision to obtain building or planning approval. We recommend a Preliminary BAL/BMO or Pre-Purchase Assessment that will propose a BAL rating and building envelope to guide the design. To contact us via phone or email to discuss your project, get a quote and current turnaround time, go to our contact us page. How much does a report cost? In short, it depends on the report required. Planning controls, building controls and the proposed development, determine the type, detail and size of the report required. We aim to group site visits together to reduce travel costs to our clients. To contact us via phone or email to discuss your project, get a quote and current turnaround time, go to our contact us page. How long will you have to wait for the report? We aim to have BAL Reports completed within 3-7 business days, BMP's within 1-3 business days and BMO Reports between 10-20 business days depending on the development type, location and complexity. To contact us via phone or email to discuss your project, get a quote and current turnaround time, go to our contact us page. Bushfire report types What report do you need? The type of report you need is dependent on many factors, including, the zones and overlays of your property, the existing and proposed development, its use and its size. Below we have included many of the common questions relating to what report is needed, however, planning and building can be a complex area and sometimes there are exceptions. Contact us for a no obligation assessment of what you will require. Building a new home in a BPA? If you are building a new home in a Bushfire Prone Area (BPA), and your site is not within a Bushfire Management Overlay (BMO), you need a BAL Report. Building a new home in a BMO? If you're building a new home in a Bushfire Management Overlay (BMO), you need a BMO Report, or if you are in a Schedule to the BMO, you will just need a BMP. Extending or renovating your home in a BPA? If you are extending or renovating your home in a Bushfire Prone Area (BPA), and your site is not within a Bushfire Management Overlay (BMO), you may need a BAL Report. Extending or renovating your home in a BMO? If you are extending or renovating your home in a Bushfire Management Overlay (BMO), you may need either a BAL Report, a BMP or a BMO Report. If the extension or renovation is less the 50% of the gross floor area of your existing home, in most cases only a BAL Report is needed. If the extension or renovation is more then 50% of the gross floor area of your existing home, you require a BMO Report, or if you are in a Schedule to the BMO, just a BMP is required. Building a deck and/or a pergola in a BPA? If you are building a deck and/or a pergola in a Bushfire Prone Area (BPA), and your site is not within a Bushfire Management Overlay (BMO), you need a BAL Report. Note: a pergola is just a timber or metal overhead structure without roofing, if it has roofing, it's a verandah. Building a deck and/or pergola in a BMO? If you are building a deck and/or a pergola in a Bushfire Management Overlay (BMO), you need a BAL Report, rather than a BMO Report or BMP in most cases. Note: a pergola is just a timber or metal overhead structure without roofing, if it has roofing, it's a verandah. Building a verandah in a BPA? If you are building a verandah in a Bushfire Prone Area (BPA), and your site is not within a Bushfire Management Overlay (BMO), you need a BAL Report. Building a verandah in a BMO? If you are building a verandah in a Bushfire Management Overlay (BMO), you may need either a BAL Report, a BMP or a BMO Report. If the floor area of the verandah is less than 50% of the gross floor area of your existing home, in most cases just a BAL Report is needed. If the floor area of the verandah is more then 50% of the gross floor area of your existing home, you need a BMO Report, or if you are in a Schedule to the BMO, just a BMP is required. Building a carport, garage or shed in a BPA? If you are building a new carport, garage or shed in a Bushfire Prone Area (BPA), and your site is not within a Bushfire Management Overlay (BMO), you may or may not need a BAL Report. If it is located closer than 6 metres to your home, you need a BAL Report. If it is located further than 6 meters from your home, it does not need a BAL Report or any BAL related construction. Building a carport, garage or shed in a BMO? If you are building a new carport, garage or shed in a Bushfire Management Overlay (BMO), you may or may not need a BAL Report, an Outbuilding BMP or BMO Report. If it is located closer than 10 metres to your home, and it is under 100sqm in size, you need a BAL Report & an Outbuilding BMP, or if you're in a Schedule to the BMO, just an Outbuilding BMP is required. If it is located closer than 10 metres to your home, and it is over 100sqm in size, you need a BAL Report & an Outbuilding BMP or in some cases a BMO Report, or if you are in a Schedule to the BMO, just an Outbuilding BMP is required. If it is located further than 10 meters from your home and it is under 100sqm in size, it does not need any bushfire planning reports or any BAL related construction. If it is located further than 10 metres from your home and it is over 100sqm in size, you need an Outbuilding BMP or in some cases a BMO Report. Note: in some property zones, depending on the use of the shed, you may not require a report at all. Planning to subdivide? If you're planning to subdivide your land, be it into 2 lots or a thousand, contact us and we can advise what you need and provide a quote. Subdividing land can be complex navigating design, planning, zoning, CFA and councils. We work with a range of bushfire consultants, some of who specialise in large scale subdivisions, so if we can't help you, we will know who can. Which report do you need Exemptions to needing a BAL Report If your property is in a bushfire Prone Area (BPA) and not in a Bushfire Management Overlay (BMO), there are a couple of exemptions. - If you are building a non habitable outbuilding (carport, garage or shed) and it's further than 6m from any dwelling, it does not require a BAL Report. Exemptions to needing a BMO Report Below are some common exemptions to needing a BMO Report, however, planning and building can be a complex area and sometimes there are exceptions to these exemptions. If your development is exempt, you may require a BAL Report instead. - An alteration or addition to an existing residence or a dependent person’s unit that is less than 50 per cent of the gross floor area of the existing building. - An alteration or addition to any building (except a residence or dependent person’s unit) that is less than 10 per cent of the gross floor area of the existing building. - A building or works with a floor area of less than 100 square metres not used for accommodation and ancillary to a dwelling (meaning a carport, garage or shed) - A building or works consistent with a Section 173 agreement and planning permit as required by Clause 44.06-5 Bushfire Management Overlay - Mandatory condition of your local planning scheme. - If you're in a BMO and also a BMO Schedule, this means you may only require a Bushfire Management Plan (BMP) as the schedule already nominates a BAL rating for your area. Some exemptions Education, hospitality and infrastructure projects? We work with a range of bushfire consultants all over Victoria who specialise in large scale bushfire management projects, hospitals, education, shopping centres, hotels, wind farms, solar farms and infrastructure projects . Contact us for any bushfire planning and design query you have and if we can't help you, we will know who can. Bushfire emergency plans Servicing all of Victoria Request A Quote
- Bushfire Prone Area Map | BPA & BMO | Victoria
Maps of Victoria's Bushfire Prone Area (BPA) & Bushfire Management Overlay (BMO) Bushfire Map VICTORIAN BUSHFIRE PLANNING Bushfire Areas and Maps Most rural & urban fringe areas of Victoria are in a 'Bushfire Prone Area' (BPA), in addition the more extreme areas will also have a 'Bushfire Management Overlay' (BMO). If your property is in a BMO, it's also in a BPA. In Victoria, there are 2 categories for properties at risk of bushfires: Bushfire Prone Area (BPA) Bushfire Management Overlay (BMO) LOOKING FOR INFORMATION ON Current Bushfires If you are looking for information on current bushfires (or other emergencies) in Victoria, head to the Vic Emergency website, link here. BUSHFIRE PRONE AREA (BPA) & BUSHFIRE MANAGEMENT OVERLAY (BMO) Map of Victoria Map of Victoria's Bushfire Prone Area (BPA) shaded grey, and Bushfire Management Overlay (BMO) shaded red, shows just how much of Victoria is at risk of bushfires. If your property is in a BMO, it's also in a BPA. BUSHFIRE PRONE AREA (BPA) Map of Victoria Map of Victoria's Bushfire Prone Area (BPA) shaded grey, shows just how much of Victoria is at risk of bushfires. BUSHFIRE MANAGEMENT OVERLAY (BMO) Map of Victoria Map of Victoria's Bushfire Management Overlay (BMO) shaded red, shows just how much of Victoria is at risk of bushfires. BUSHFIRE PRONE AREA (BPA) & BUSHFIRE MANAGEMENT OVERLAY (BMO) Areas of Victoria Melbourne, Mornington Peninsula, Geelong, Ballarat, Bendigo & Shepparton's BMP (shaded grey) & BMO (shaded red). IS YOUR PROPERTY IN A Bushfire Area To find out if your property is in a bushfire area, click here , enter your address, and view the planning property report. Servicing all of Victoria Request A Quote
- Bushfire Construction Requirements | AS 3959:2018
Bushfire Construction Requirements | Australian Standards AS 3959:2018 | Construction of Buildings in Bushfire Prone Areas | Reference Guides Bushfire Construction Bushfire Attack Level (BAL) WHAT IS AS 3959:2018 The Australian Standards (AS) for the Construction of Buildings in Bushfire-Prone Areas outline the requirements that most buildings must be designed and built to when located in a Bushfire-Prone Area (BPA) or a Bushfire Management Overlay (BMO). The current version, AS3959:2018, was released in 2018 and has since been updated with two amendments: Amendment 1 in 2019 and Amendment 2 in 2020. These standards are available for purchase through Standards Australia. CONSTRUCTION OF BUILDINGS IN BUSHFIRE PRONE AREAS: AS 3959:2018 When building to a BAL rating, all buildings will need to meet the construction requirements of Section 3 of AS3959:2018 (General Construction Requirements) and a BAL assessment will determine which additional construction requirements are required (Sections 4-9 of AS3959:2018). Construction for all Bushfire Attack Levels (BAL): - General (Section 3) There are 6 categories of Bushfire Attack Levels (BAL): - BAL LOW * (Section 4) - BAL 12.5 (Section 5) - BAL 19 (Section 6) - BAL 29 (Section 7) - BAL 40 (Section 8) - BAL FZ (Section 9) * The Victorian Building Regulations (Items 157 & 158) state that a Class 1, 2, 3, 4, 9a, 9b or 10a building in a Bushfire Prone Area (BPA) must be built to a minimum of BAL 12.5. To find out what the Bushfire Attack Level is for your new home, alteration and addition, shed, or subdivision, contact us to discuss your project and get a quote. Or continue reading for reference guides of AS3959:2018 Section 3 and Sections 5-9. Bushfire Attack Levels BAL 12.5 Sections 3 & 5 Ember attack radiant heat below 12.5kW/m2. BAL 19 Sections 3 & 6 Increasing ember attack and windborne debris, radiant heat between 12.5kW/m2 and 19kW/m2. BAL 29 Sections 3 & 7 Increasing ember attack and windborne debris, radiant heat between 19kW/m2 and 29kW/m2. BAL 40 Sections 3 & 8 Increasing ember attack and windborne debris, radiant heat between 29kW/m2 and 40kW/m2. Exposure to flames from a fire front likely. BAL FZ Sections 3 & 9 Direct exposure to flames, radiant heat and embers from the fire front. What does a BAL number mean? A Bushfire Attack Level (BAL) is a measurement of the intensity of radiant heat from a bushfire, this is measured in kilowatts per square meter (kW/m2). In a bushfire, radiant heat levels may be unsafe for humans and could also ignite combustible materials in the vicinity. The potential effects of radiant heat levels on both humans and selected materials listed below can assist in understanding the implications of the different BALs. Pain to humans after 10 to 20 seconds - 4kW/m2 Pain to humans after 3 seconds - 10 kW/m2 Self ignition of cotton after a long time - 25kW/m2 Self ignition of timber after a long time - 25kWm2 Self ignition of cotton after 5 seconds - 42kW/m2 Self ignition of timber after 20 seconds - 45kW/m2 A building that has been built to a Bushfire Attack Level (BAL) in accordance with Australian Standards - Construction of buildings in bushfire prone areas (AS3959:2018) is primarily concerned with improving the ability of buildings to better withstand attack from a bushfire giving the occupants a measure of protection until the fire front passes as well as to the building itself. A building that is built in accordance with AS3959 is not a guarantee that the house will not be impacted or destroyed by a bushfire. This is substantially due to the degree of vegetation management, the unpredictable nature and behaviour of fire, and extreme weather conditions. The survivability of buildings is also dependent on a combination of measures such as landscaping, water supplies, access, building design and maintenance. BUSHFIRE CONSTRUCTION Reference Guides General Section 3 Reference Guide BAL 29 Section 7 Reference Guide BAL 12.5 Section 5 Reference Guide BAL 40 Section 8 Reference Guide BAL 19 Section 6 Reference Guide BAL FZ Section 9 Reference Guide Servicing all of Victoria Request A Quote
- BAL 19 | Bushfire Construction Reference Guide | AS3959:2018
BAL 19 - Section 6 of AS3959:2018 - Reference Guide | Australian Standards AS3959:2018 | Construction of Buildings in Bushfire Prone Areas Section 6 - AS 3959:2018 Construction Requirements for BAL 19 BAL 12.5 Sections 3 & 5 Ember attack radiant heat below 12.5kW/m2. BAL 19 Sections 3 & 6 Increasing ember attack and windborne debris, radiant heat between 12.5kW/m2 and 19kW/m2. BAL 29 Sections 3 & 7 Increasing ember attack and windborne debris, radiant heat between 19kW/m2 and 29kW/m2. BAL 40 Sections 3 & 8 Increasing ember attack and windborne debris, radiant heat between 29kW/m2 and 40kW/m2. Exposure to flames from a fire front likely. BAL FZ Sections 3 & 9 Direct exposure to flames, radiant heat and embers from the fire front. Section 6 - AS 3959:2018 BAL 19 Reference Guide Refer to Sections 3 & 6 for all BAL 19 Requirements This reference guide is not an exhaustive list of all of the requirements of AS3959:2018, and should be read in conjunction with Australian Standards AS3959:2018 (including Amendments 1 & 2 ), AS1530.8.1, AS1530.8.2 and official test reports and assessments. Link to 'Bushfire resisting timber ' BAL 19 General (Clause 6.1) A building assessed as being BAL 19 shall conform with Section 3 (General Construction Requirements) and Clauses 6.2 to 6.8 of AS3959:2018. Any element of construction or system that satisfies the test criteria of AS1530.8.1 may be used in lieu of the applicable requirements contained within Clauses 6.2 to 6.8 (see Clause 3.8). BAL 19 Subfloor Supports (Clause 6.2) - Unenclosed Subfloors. Supports (stumps, etc.) shall be (a) non-combustible, or (b) bushfire resisting timber, or (c) a timber species with a density of 750kg/m³ or greater. - Enclosed Subfloors. No requirements if the subfloor is enclosed with a cladding that conforms with the wall requirements (sarking not required behind subfloor cladding). BAL 19 Floors (Clause 6.3) - Unenclosed Subfloors. No requirements for bearers and joists with more than 400mm clearance above the ground, if closer than 400mm, bearers and joists shall be (a) non-combustible, or (b) bushfire resisting timber, and the flooring shall be (a) non-combustible, or (b) bushfire resisting timber, or (c) timber, particleboard or plywood with a sarking type material, or mineral wool insulation. - Enclosed Subfloors. No requirements if the subfloor is enclosed with a cladding that conforms with the wall requirements (sarking is not required behind the subfloor cladding). BAL 19 Walls (Clause 6.4) No requirements for wall cladding above 400mm from the ground, decks, carport roofs, awnings or similar. Any walls within 400mm from the ground, decks, carport roofs, awnings or similar, shall be (a) non-combustible (including brick, concrete, rammed earth and mud brick, etc. at min. thickness of 90mm), or (b) timber logs of a certain density, or (c) cladding that is (i) non-combustible, or (ii) min. 6mm thick cement sheet, or (iii) bushfire resisting timber, or (iv) a timber species with a density of 750kg/m³ or greater, or (v) steel sheeting. Any gaps greater than 2mm to be screened with 2mm mesh in corrosive resistant steel, bronze or aluminium. BAL 19 Windows, Sidelights & Doors (Clause 6.5) This section of AS3959:2018 includes multiple compliance paths and detailed variations. Always confirm exact requirements using the current version of AS3959. * Compliance options for BAL 19 windows and doors. (a) A system tested to conform with AS1530.8.1, or (b) Be completely protected by a bushfire shutter, or (c) Be completely protected externally by screens, or (d) Follow the 'Deemed To Satisfy' (DTS) provisions of AS3959:2018. (a) System Tested to AS1530.8.1. Window and door manufactures can have their products tested to comply with a BAL rating. Refer to window and door manufacturers for options. (b) Bushfire Shutters. Bushfire shutters can be used to protect windows and doors that are not: (a) completely screened, or (b) tested to AS1530.8.1, or (c) do not meet the DTS requirements. Where fitted, they must conform with Clause 3.7 and be made from (a) non-combustible material, or (b) bushfire resisting timber. (c) Completely Screened. External screens can be used to protect windows and doors that are not: (a) tested to AS1530.8.1, or (b) do not meet the DTS requirements. Where fitted, they must conform with Clause 3.6 and Clause 5.5.2. (d) Deemed To Satisfy (DTS). - DTS Frames. Window and door frames shall be (a) bushfire resisting timber, or (b) a timber species with a density of 650kg/m³ or greater, or (c) metal (inc. aluminium), or (d) metal reinforced uPVC. - DTS Glazing. For windows and sidelights, toughened glass with a min. thickness of 5mm for any low level glazing (within 400mm of the ground, decks, or roofs less than 18 degrees, etc.). For doors, toughened glass with a min. thickness of 5mm. * Understanding the term 'Screens' in AS3959:2018. The term, 'screen' in this section is used to describe three different applications: 1. Complete Screening . Screens need to be applied externally to cover the entire window or door assembly, including the frame, glazing, sash, sill and hardware. This gives maximum protection from embers and radiant heat. 2. Glazing Protection Screens . Only the glass area is protected by screens. These are fitted externally and reduce radiant heat exposure to glazing. T his could be done by fixing the screening to the window and/or door frame, or using an external insect/ ember screen door. 3. Insect/Ember Screens . These are required on openable windows and may be fitted internally or externally to prevent ember entry when the windows are open. These are required for openable windows at all Bushfire Attack Levels. Doors do not require these, but if fitted externally, need to comply with the screening material for each Bushfire Attack Level. * BAL 19 Screening Material. All screens must be made from mesh or perforated sheet (max. 2mm aperture) using: (a) corrosive resistant steel, or (b) bronze, or (c) aluminium. Refer to AS3959:2018 for frame requirements. BAL 19 Garage Doors (Clause 6.5.6) Garage doors shall be (a) non-combustible, or (b) bushfire resisting timber, or (c) a timber species with a density of 750kg/m³ or greater, and requires door seals to meet section 3 of AS3959:2018 BAL 19 Roofs (Clause 6.6) - General. Any roofing materials, systems or accessories shall be (a) non-combustible, and (b) sealed in accordance with AS3959:2018 Clause 3.6, and (c) any roof vents fitted with ember guards with 2mm mesh or perforated sheet in corrosive resistant steel, bronze or aluminium. - Fascias & Eaves (including alfresco ceilings). Fascias and eave gaps to be fitted with 2mm mesh or perforated sheet in corrosive resistant steel, bronze or aluminium. AS3959:2018 does not provide any construction requirements for fascias, bargeboards or eave linings (including alfresco ceilings) at BAL 19. - Tiled Roofs. Tiled roofs to be fully sarked and shall (a) be located on top of roof framing, except battens may be fixed above the sarking, and (b) cover the entire roof, inc ridges and hips, and (c) extend into gutters and valleys. - Sheet Roofs. Sheet roofs to be fully sarked and shall (a) be located on top of roof framing, except battens may be fixed above the sarking or foil backed insulation blankets may be installed over the battens, and (b) cover the entire roof, inc ridges and hips, and (c) extend into gutters and valleys, and (d) have any gaps sealed at the fascia or wall line, hips and ridges by (i) 2mm mesh or perforated sheet in corrosive resistant steel, bronze or aluminium, or (ii) mineral wool, or (iii) other non-combustible material. - Verandah & Carport Roofs. Verandah and carport roofs shall meet the roof requirements of the main roof, or be separated by an external wall conforming with the wall requirements and shall have non-combustible roof covering, except where the roof covering is translucent or transparent material. - Downpipes & Gutters. No requirements for downpipes or gutters. Box gutters shall be non-combustible, and flashed with non-combustible materials. - Gutter Guards. No requirement to install gutter or valley guards, but if they are fitted shall be non-combustible. - Skylights. Refer to AS 3959:2018 for requirements of skylight flashing and glazing. - Roof Penetrations. Refer to AS3959:2018 for requirements of roof penetrations such as skylights, evaporative coolers, vent pipes, aerials and support brackets, etc as there are many. BAL 19 Verandahs, Decks, Steps & Landings (Clause 6.7) - Verandah & Carport Posts. Verandah and carport posts shall be (a) mounted on galvanised brackets with a clearance of not less than 75mm above the adjacent finished ground level, or (b) if within 400mm from the ground or deck, etc to be (i) non-combustible, or (ii) bushfire resisting timber, or (iii) a timber species with a density of 750kg/m³ or greater. - Deck Supports & Framing. Decks have no requirements for supports or framing (except for posts for verandahs or carports). There are no requirements to enclose the sub floor of a deck, but if enclosed any material used to enclose a subfloor space within 400mm of the ground shall match the wall requirements. - Decking Boards, Stairs & Ramps. Decking boards, stair treads, landings and ramps have no requirements if they are further than 300mm from glazed elements (windows and doors) that are less than 400mm above that surface. Any decking boards, stair treads, landings or ramps within 300mm of glazed elements shall be (a) non-combustible, or (b) bushfire resisting timber, or (c) a timber species with a density of 750kg/m³ or greater. - Balustrades. Balustrades, handrails or other barriers have no requirements. BAL 19 Water & Gas Pipes (Clause 6.8) Above ground exposed water supply pipes shall be metal, external gas pipes and fittings above ground shall be of steel or copper with a min. wall thickness in accordance with gas regulations or 0.9mm, whichever is the greater and shall extend a min. of 400mm within the building and 100mm below ground. BUSHFIRE CONSTRUCTION Reference Guides General Section 3 Reference Guide BAL 29 Section 7 Reference Guide BAL 12.5 Section 5 Reference Guide BAL 40 Section 8 Reference Guide BAL 19 Section 6 Reference Guide BAL FZ Section 9 Reference Guide Servicing all of Victoria Request A Quote
- Section 3 | Bushfire Construction Reference Guide | AS3959:2018
General - Section 3 of AS3959:2018 - Reference Guide | Australian Standards AS3959:2018 | Construction of Buildings in Bushfire Prone Areas Section 3 - AS 3959:2018 General Construction Requirements BAL 12.5 Sections 3 & 5 Ember attack radiant heat below 12.5kW/m2. BAL 19 Sections 3 & 6 Increasing ember attack and windborne debris, radiant heat between 12.5kW/m2 and 19kW/m2. BAL 29 Sections 3 & 7 Increasing ember attack and windborne debris, radiant heat between 19kW/m2 and 29kW/m2. BAL 40 Sections 3 & 8 Increasing ember attack and windborne debris, radiant heat between 29kW/m2 and 40kW/m2. Exposure to flames from a fire front likely. BAL FZ Sections 3 & 9 Direct exposure to flames, radiant heat and embers from the fire front. Section 3 - AS 3959:2018 General Reference Guide Applies to ALL Bushfire Attack Levels This reference guide is not an exhaustive list of all of the requirements of AS3959:2018, and should be read in conjunction with Australian Standards AS3959:2018 (including Amendments 1 & 2 ), AS1530.8.1, AS1530.8.2 and official test reports and assessments. Section 3 General (Clause 3.1) This section specifies general requirements for the construction of buildings for all Bushfire Attack Levels (BAL’s). Section 3 Construction Requirements for Specific Structures (Clause 3.2) - Attached structures and structures sharing a common roof space. Where any part of a garage, carport, verandah, cabana, studio, storage area or similar roofed structure is attached to, or shares a common roof space with, a building required to conform with this Standard, the entire garage, carport, verandah or similar roofed structure shall conform with the construction requirements of this Standard, as applicable to the subject building. Alternatively, the structure shall be separated from the subject building by a wall that extends to the underside of a non-combustible roof covering, and that conforms with one of the following: (a) The wall shall have an FRL of not less than 60/60/60 for load bearing walls, and -/60/60 for non-load bearing walls when tested from the attached structure side and shall have openings protected as follows: (i) Doorways - By self-closing fire doors with an FRL of -/60/30, conforming with AS1905.1 and tested in accordance with AS 1530.4. (ii) Windows - By fire windows with an FRL of -/60/- when tested in accordance with AS1530.4 and permanently fixed in the closed position. (iii) Other openings - By construction with an FRL of not less than -/60/- when tested in accordance with AS1530.4. Note: Control and construction joints, subfloor vents, weepholes and penetrations for pipes and conduits need not conform with Item (iii). or, (b) The wall shall be of masonry, earth or masonry-veneer construction with the masonry leaf of not less than 90 mm in thickness and shall have openings protected as follows: (i) Doorways - By self-closing fire doors with an FRL of -/60/30, conforming with AS1905.1 and tested in accordance with AS1530.4. (ii) Windows - By fire windows with an FRL of -/60/- when tested in accordance with AS1530.4 and permanently fixed in the closed position. (iii) Other openings - By construction with an FRL of not less than -/60/- when tested in accordance with AS1530.4. Note: Control and construction joints, subfloor vents, weepholes and penetrations for pipes and conduits need not conform with Item (iii). - Adjacent structures on the subject allotment. Where any garage, carport, or similar roofed structure on the subject allotment is not attached to a building required to conform with this Standard, that structure shall conform with the construction requirements of this Standard. Alternatively, the adjacent structure shall be separated from the subject building by one of the following: (a) A distance of not less than 6m from the building required to conform with this Standard. This distance is measured as any of the horizontal straight lines from the adjacent structure to the subject building. or, (b) A wall of the building required to conform that extends to the underside of a non-combustible roof covering and has an FRL of not less than 60/60/60 for load bearing walls and -/60/60 for non-load bearing walls when tested from the outside. Any openings in the wall shall be protected in accordance with the following: (i) Doorways - By self-closing fire doors with an FRL of -/60/30, conforming with AS1905.1 and tested in accordance with AS 1530.4. (ii) Windows - By fire windows with an FRL of -/60/- when tested in accordance with AS1530.4 and permanently fixed in the closed position. (iii) Other openings - By construction with an FRL of not less than -/60/- when tested in accordance with AS1530.4. Note: Control and construction joints, subfloor vents, weepholes and penetrations for pipes and conduits need not conform with Item (iii). or, (c) A wall of the building required to conform that extends to the underside of a non-combustible roof covering and is of masonry, earth or masonry-veneer construction with the masonry leaf of not less than 90mm in thickness. Any openings in the wall shall be protected in accordance with the following: (i) Doorways - By self-closing fire doors with an FRL of -/60/30, conforming with AS1905.1 and tested in accordance with AS 1530.4. (ii) Windows - By fire windows with an FRL of -/60/- when tested in accordance with AS1530.4 and permanently fixed in the closed position. (iii) Other openings - By construction with an FRL of not less than -/60/- when tested in accordance with AS1530.4. Note: Control and construction joints, subfloor vents, weepholes and penetrations for pipes and conduits need not conform with Item (iii). Section 3 External Mouldings (Clause 3.3) Unless otherwise required in Clause 3.6.1 and Sections 5 to 9, combustible external mouldings, jointing strips, trims and sealants may be used for decorative purposes or to cover joints between sheeting. Section 3 Higher Levels of Construction (Clause 3.4) A higher level of BAL construction can be used in lower level of BAL Construction (ie: if your building is BAL 29 for example, construction complying with BAL 40 or BAL FZ is acceptable). Section 3 Reduction in Construction Requirements due to Shielding (Clause 3.5) The Relevant Building Surveyor (RBS) may be able to grant a reduction to the next lower BAL to a wall that is not exposed to the bushfire threat (see AS3959:2018 for further information and diagrams). This does not apply to floors, roofs or walls exposed to the bushfire threat. Section 3 Vents, Weepholes, Gaps & Screening Materials (Clause 3.6) - Vents, Weepholes, Joints and the like. All gaps including vents, weepholes and the like shall be screened, except for weepholes to the sills of windows and doors. All joints shall be suitably backed with a breathable sarking or mesh, except as permitted by Clause 3.3. The maximum allowable aperture size of any mesh or perforated material used as a screen shall be 2mm. - Gaps to door and window openings. Where screens are fitted to door openings for ember protection, they shall have a maximum aperture of 2mm and be tight fitting to the frame in the closed position. Gaps between doors including jambs, heads or sills (thresholds) shall be protected using draught seals and excluders or the like (see AS3959:2018 Figure 3.2). Windows conforming with AS2047 will satisfy the requirements for gap protection. Screens fitted to window openings (insect screens with ember mesh) shall have a maximum aperture of 2mm and these shall be tight fitting to the frames. Section 3 Bushfire Shutters (Clause 3.7) Refer to AS3959:2018 for requirements of bushfire shutters if they are being provided. If bushfire shutters are fitted to all external doors then at least one of those shutters shall be operable from the inside to facilitate safe egress from the building. Section 3 Testing of Materials, Elements of Construction and Systems to the AS 1530.8 series (Clause 3.8) Refer to AS3959:2018 for requirements details on AS1530.8 series. Where any element of construction or system satisfies the test criteria in the AS1530.8 series without screening for ember protection, the requirements of this Standard for screening of openable parts of windows shall still apply. Where a window protected with a shutter satisfies the test criteria of the AS1530.8 series, the additional requirements of this Standard for screening of openable parts of windows do not apply. Section 3 Glazing (Clause 3.9) Glazing requirements shall be in accordance with Sections 5 to 9 of this Standard. Section 3 Sarking (Clause 3.10) Where sarking is required in Sections 5 to 9, the flammability index shall not be greater than 5 when tested in accordance with AS1530.2. Section 3 Timber Log Walls (Clause 3.11) Where the thickness of a timber log wall is specified in Sections 5, 6 and 7, two criteria are nominated, as follows: (a) The nominal overall thickness is the overall thickness of the wall. (b) The minimum thickness is the thickness of the wall at the interface of two logs in the wall. Note: For most log profiles, the thickness of the log at the interface with an adjacent log is less than the overall thickness of the wall. BUSHFIRE CONSTRUCTION Reference Guides General Section 3 Reference Guide BAL 29 Section 7 Reference Guide BAL 12.5 Section 5 Reference Guide BAL 40 Section 8 Reference Guide BAL 19 Section 6 Reference Guide BAL FZ Section 9 Reference Guide Servicing all of Victoria Request A Quote
- Bushfire Resisting Timber | Reference Guide | AS3959:2018
Bushfire Resisting Timber - AS3959:2018 - Reference Guide | Australian Standards AS3959:2018 | Construction of Buildings in Bushfire Prone Areas Appendix F - AS3959:2018 Bushfire Resisting Timber Bushfire-resisting timber is timber that is in solid, laminated or reconstituted form and has been tested and is deemed to be acceptable to withstand exposure up to a BAL 29 condition. Timber may be "bushfire-resisting' by means of one or more of - The inherent properties of the material itself; Being impregnated with fire-retardant chemicals; or The application of fire-retardant coatings or substrates. 1. Bushfire resisting timber species: - Silvertop Ash (Eucalyptus sieberi) - Blackbutt (Eucalyptus pilularis) - River Redgum (Eucalyptus camaldulensis) - Spotted Gum (Corymbia maculata) - Red Ironbark (Eucalyptus sideroxylon) - Kwila (aka Merbau) (Intsia bijuga) - Turpentine (Syncarpia glomulifera) 2. Timbers with fire retardant chemicals: There are a few products around that can meet these requirements, such as: - FLAMEfixx (up to BAL 40) - https://flamefixx.com.au 3. Fire retardant coatings: There are a few products around that can meet these requirements, such as: - FSA Firecoat (up to BAL 40) - https://fsafirecoat.com.au - Exfire Fireshell F1E - https://www.exfire.com.au/product/fireshell-f1e/ There are more and more products being tested and approved to meet these requirements, the ones listed above are just a few of them.
- Bushfire Protection Measures - Water Supply | BMO Reports
A requirement of the Bushfire Management Overlay is Water Supply, its one of four bushfire protection measures that need to be addressed in a BMO Report | Bushfire Design Consultants | Victoria Static Water Supply BMO Bushfire Protection Measures WHAT IS Static Water Supply When you are building in a Bushfire Management Overlay (BMO), your project may require a water tank, reserved solely for firefighting use in the event of a bushfire. The water supply is known as a "static water supply'. This is an above ground water tank that must remain full and reserved solely for the use of firefighting. The size of the water tank and its location is determined by the size of your land, and if required, the location of any fire hydrants available in the street. WHAT ARE THE REQUIREMENTS FOR Static Water Supply Water Supply Requirements (Table 4 of Clause 53.02-5) A static water supply of either 2,500 litres, 5,000 litres, or 10,000 litres. Be stored in an above ground water tank constructed of concrete or metal. Have all fixed above ground water pipes & fittings required for firefighting purposes made of corrosive resistant metal. Include a separate outlet for occupant use. Where a 10,000 litre water supply is required, the following must also be provided: The outlet/s of the water tank must be within 4 metres of the accessway and unobstructed. Be located within 60 metres of the outer edge of the approved building. Be readily identifiable from the building or appropriate identification signage to the satisfaction of the relevant fire authority. Incorporate a separate ball or gate valve (British Standard Pipe (BSP 65 millimetre) and coupling (64 millimetre CFA 3 thread per inch male fitting). Any pipework and fittings must be a minimum of 65 millimetres (excluding the CFA coupling). ADDITIONAL INFORMATION A larger water tank can be used to store the required firefighting water and household use water as long as the volume required for fire fighting is reserved at the bottom of the tank, by placing pipes for household use above the reserved fire fighting water line. Sometimes when a 10,000 litre static water supply and CFA emergency vehicle are required to get to within 4 metres of the the tank cannot be achieved, the use of a seperate CFA outlet can be used, these means you could have a tank located in the rear of the property, with an underground pipe from the tank to an up stand at the front of the property, this type of system is known as a 'CFA remote outlet'. WATER TANK SIZES AND SHAPES Water tanks can be purchased from any company as long as they meet your sites specific BMO requirements, most builders or building companies will have there own preferred supplier so it may not always be possible to get your own as its a requirement to get the building permit. Tanks can be any shape, round, slimline or other, and most come in a variety of 'height x length x width' configurations to suit your needs. If you require 2,500L or a 5,000L you won't need a CFA outlet on the tank, just a single outlet is needed for personal firefighting use. If you require 10,000L you will require the additional CFA outlet and a separate outlet for personal firefighting use. It's important that the amount of water you need, is above the level of the CFA outlet, in some cases you may need a slightly larger tank to ensure that the full amount of water needed can be accessed, best to confirm this with the tank manufacturer. Some examples of compliant tanks can be found here: 2,500L slimline 2,500L modline 5,000L round (1.9m wide) 5,000L slimline 5,000L 'skinny' slimline 5,000L 'ultra slim' modline 5,000L square 10,000L round (2.7m wide) 10,000L 'tall' round (2.3m wide) 10,000L 'tall' slimline S/S 10,000L 'squat' round (2.9m wide) S/S 10,000L "mid' round (2.55m wide) S/S 10,000 round (2.4m wide) S/S 10,000L 'tall' round (2.05m wide) Always refer to the requirements of your own Bushfire Management Plan (BMP) and ensure that your tank manufacture get this info to ensure its compliant. Bushfire Protection Measures Defendable Space Bushfire Construction Static Water Supply Access (driveway) Servicing all of Victoria Request A Quote
- Bushfire Design Consultants | Service Areas | Victoria
Bushfire Design Consultants work throughout Victoria | BAL Reports & BMO Reports | BPAD Accredited & FPA Australia Members Service Areas BAL Reports & BMO Reports in Victoria SERVICING ALL OF Victoria We travel all of Victoria including, Melbourne, Mornington Peninsula & Phillip Island, Mitchell & Macedon Ranges, Ballarat, Hepburn & Bendigo, Goldfields & Grampians, Surf Coast & Otways, Bellarine Peninsula, Strathbogie & Shepparton.
- BAL 40 | Bushfire Construction Reference Guide | AS3959:2018
BAL 40 - Section 8 of AS3959:2018 - Reference Guide | Australian Standards AS3959:2018 | Construction of Buildings in Bushfire Prone Areas Section 8 - AS 3959:2018 Construction Requirements for BAL 40 BAL 12.5 Sections 3 & 5 Ember attack radiant heat below 12.5kW/m2. BAL 19 Sections 3 & 6 Increasing ember attack and windborne debris, radiant heat between 12.5kW/m2 and 19kW/m2. BAL 29 Sections 3 & 7 Increasing ember attack and windborne debris, radiant heat between 19kW/m2 and 29kW/m2. BAL 40 Sections 3 & 8 Increasing ember attack and windborne debris, radiant heat between 29kW/m2 and 40kW/m2. Exposure to flames from a fire front likely. BAL FZ Sections 3 & 9 Direct exposure to flames, radiant heat and embers from the fire front. Section 8 - AS 3959:2018 BAL 40 Reference Guide Refer to Sections 3 & 8 for all BAL 40 Requirements This reference guide is not an exhaustive list of all of the requirements of AS3959:2018, and should be read in conjunction with Australian Standards AS3959:2018 (including Amendments 1 & 2 ), AS1530.8.1, AS1530.8.2 and official test reports and assessments. BAL 40 General (Clause 8.1) A building assessed as being BAL 40 shall conform with Section 3 (General Construction Requirements) and Clauses 8.2 to 8.8 of AS3959:2018. Any element of construction or system that satisfies the test criteria of AS1530.8.1 may be used in lieu of the applicable requirements contained within Clauses 8.2 to 8.8 (see Clause 3.8). BAL 40 Subfloor Supports (Clause 8.2) - Unenclosed Subfloors. Supports (stumps, etc.) shall be (a) non-combustible, or (b) a system conforming with AS1530.8.1. - Enclosed Subfloors. No requirements if the subfloor is enclosed with a cladding that conforms with the wall requirements (sarking not required behind subfloor cladding). BAL 40 Floors (Clause 8.3) - Unenclosed Subfloors. Bearers and joists shall be (a) non-combustible, or (b) have the underside of the combustible elements of the floor system protected with non-combustible material (eg, cement sheet or metal sheet), or (c) a system conforming with AS1530.8.1. - Enclosed Subfloors. No requirements if the subfloor is enclosed with a cladding that conforms with the wall requirements (sarking is not required behind the subfloor cladding). BAL 40 Walls (Clause 8.4) Walls shall be (a) non-combustible (including brick, concrete, rammed earth and mud brick, etc. at min. thickness of 90mm), or (b) cladding on sarked walls that is (i) non-combustible, or (ii) min 9mm thick cement sheet, or (iii) steel, or (c) a system conforming with AS1530.8.1. Any gaps greater than 2mm to be screened with 2mm mesh in corrosive resistant steel, bronze or aluminium. BAL 40 Windows, Sidelights & Doors (Clause 8.5) This section of AS3959:2018 includes multiple compliance paths and detailed variations. Always confirm exact requirements using the current version of AS3959. * Compliance options for BAL 40 windows and doors. (a) A system tested to conform with AS1530.8.1, or (b) Be completely protected by a bushfire shutter, or (c) Follow the 'Deemed To Satisfy' (DTS) provisions of AS3959:2018. (a) System Tested to AS1530.8.1. Window and door manufactures can have their products tested to comply with a BAL rating. Refer to window and door manufacturers for options. Note: Non-combustible frames are usually the only option for BAL 40, however tested timber windows and doors are available from Paarhammer. (b) Bushfire Shutters. Bushfire shutters can be used to protect windows and doors that are not: (a) tested to AS1530.8.1, or (b) do not meet the DTS requirements. Where fitted, they must conform with Clause 3.7 and be made from non-combustible material. (c) Deemed To Satisfy (DTS). - DTS Frames. Window and door frames shall be metal (inc. aluminium). - DTS Glazing. For windows, sidelights and doors, toughened glass with a min. thickness of 6mm. - DTS external glass protection information. All DTS glazing is to be protected by externally fitted screens (glazing protection screens) made from (a) metal, or (b) a tested system to AS1530.8.1, and have 2mm mesh or perforated sheet in (a) corrosive resistant steel, or (b) bronze (no aluminium allowed). For the DTS window option, screens (glazing protection screens) must cover the glazing, and must prevent embers from entering an open window, the use of two screens may be needed in certain cases (see insect/ember screen info below). For the DTS door option, screens (glazing protection screens) must protect the glazing by either screen doors or screens fixed to the face of the openable door to protect glazing (seperate insect/ember screen doors are not a requirement). * Understanding the term 'Screens' in AS3959:2018. The term, 'screen' in this section is used to describe three different applications: 1. Complete Screening . Screens need to be applied externally to cover the entire window or door assembly, including the frame, glazing, sash, sill and hardware. This gives maximum protection from embers and radiant heat. 2. Glazing Protection Screens . Only the glass area is protected by screens. These are fitted externally and reduce radiant heat exposure to glazing. T his could be done by fixing the screening to the window and/or door frame, or using an external insect/ ember screen door. 3. Insect/Ember Screens . These are required on openable windows and may be fitted internally or externally to prevent ember entry when the windows are open. These are required for openable windows at all Bushfire Attack Levels. Doors do not require these, but if fitted externally, need to comply with the screening material for each Bushfire Attack Level. * BAL 40 Screening Material. All screens must be made from mesh or perforated sheet (max. 2mm aperture) using: (a) corrosive resistant steel, or (b) bronze. ( aluminium is not allowed) Refer to AS3959:2018 for frame requirements. BAL 40 Garage Doors (Clause 8.5.6) Garage doors shall be (a) non-combustible, or (b) bushfire resisting timber, or (c) 6mm cement sheet, and requires door seals to meet section 3 of AS3959:2018. BAL 40 Roofs (Clause 8.6) - General. Any roofing materials, systems or accessories shall be (a) non-combustible, and (b) sealed in accordance with AS3959:2018 Clause 3.6, and (c) any roof vents fitted with ember guards with 2mm mesh or perforated sheet in corrosive resistant steel or bronze (no aluminium allowed). - Evaporative coolers. Evaporative coolers are not permitted. - Fascias & Eaves (including alfresco ceilings) Fascias & bargeboards shall conform with AS1530.8.1. Eave lining shall be min. 6mm thick cement sheet. Note: for alfresco ceilings, standard plasterboard is non-compliant at BAL 40. Fascias and eave gaps to be fitted with 2mm mesh or perforated sheet in corrosive resistant steel or bronze (no aluminium allowed). - Tiled Roofs. Tiled roofs to be fully sarked and shall (a) be located on top of roof framing, except battens may be fixed above the sarking, and (b) cover the entire roof, inc ridges and hips, and (c) extend into gutters and valleys. - Sheet Roofs. Sheet roofs to be fully sarked and shall (a) be located on top of roof framing, except battens may be fixed above the sarking or foil backed insulation blankets may be installed over the battens, and (b) cover the entire roof, inc ridges and hips, and (c) extend into gutters and valleys, and (d) have any gaps sealed at the fascia or wall line, hips and ridges by (i) 2mm mesh or perforated sheet in corrosive resistant steel or bronze (no aluminium allowed), or (ii) mineral wool, or (iii) other non-combustible material. - Verandah & Carport Roofs. Verandah and carport roofs shall meet the roof requirements of the main roof, or be separated by an external wall conforming with the wall requirements and shall have non-combustible roof covering, and the complete support structure shall be (a) non-combustible material, or (b) timber rafters lined on the underside with min. 6mm cement sheet or material conforming with AS1530.8.1, or (c) a system conforming to AS1530.8.1. - Downpipes & Gutters. No requirement for downpipes. Gutters shall be non-combustible. Box gutters shall be non-combustible, and flashed with non-combustible materials. - Gutter Guards. No requirement to install gutter or valley guards, but if they are fitted shall be non-combustible. - Skylights. Refer to AS3959:2018 for requirements of skylight flashing and glazing. - Roof Penetrations. Refer to AS3959:2018 for requirements of roof penetrations such as skylights, evaporative coolers, vent pipes, aerials and support brackets, etc as there are many. BAL 40 Verandahs, Decks, Steps & Landings (Clause 8.7) - Verandah & Carport Posts. Verandah and carport posts shall be non-combustible. - Unenclosed Deck Supports & Framing. Deck supports and framing shall be (a) non-combustible, or (b) a system conforming to AS1530.8.1. - Enclosed Deck Supports & Framing. If the subfloor is enclosed, it must be enclosed to match the wall requirements, and there are no requirements for the supports and framing. - Decking Boards, Stairs & Ramps. Decking boards, stair treads, landings and ramps shall be (a) non-combustible, or (b) cement sheet, or (c) a system conforming to AS1530.8.1. - Balustrades. Balustrades, handrails and other barriers within 125mm of any glazing or combustible wall, shall be non-combustible. BAL 40 Water & Gas Pipes (Clause 8.8) Above ground exposed water supply pipes shall be metal, external gas pipes and fittings above ground shall be of steel or copper with a min. wall thickness in accordance with gas regulations or 0.9mm, whichever is the greater and shall extend a min. of 400mm within the building and 100mm below ground. BUSHFIRE CONSTRUCTION Reference Guides General Section 3 Reference Guide BAL 29 Section 7 Reference Guide BAL 12.5 Section 5 Reference Guide BAL 40 Section 8 Reference Guide BAL 19 Section 6 Reference Guide BAL FZ Section 9 Reference Guide Servicing all of Victoria Request A Quote
- BAL FZ | Bushfire Construction Reference Guide | AS3959:2018
BAL FZ - Section 9 of AS3959:2018 - Reference Guide | Australian Standards AS3959:2018 | Construction of Buildings in Bushfire Prone Areas Section 9 - AS 3959:2018 Construction Requirements for BAL FZ (Flame Zone) BAL 12.5 Sections 3 & 5 Ember attack radiant heat below 12.5kW/m2. BAL 19 Sections 3 & 6 Increasing ember attack and windborne debris, radiant heat between 12.5kW/m2 and 19kW/m2. BAL 29 Sections 3 & 7 Increasing ember attack and windborne debris, radiant heat between 19kW/m2 and 29kW/m2. BAL 40 Sections 3 & 8 Increasing ember attack and windborne debris, radiant heat between 29kW/m2 and 40kW/m2. Exposure to flames from a fire front likely. BAL FZ Sections 3 & 9 Direct exposure to flames, radiant heat and embers from the fire front. Section 9 - AS 3959:2018 BAL FZ Reference Guide Refer to Sections 3 & 9 for all BAL FZ (Flame Zone) requirements This reference guide is not an exhaustive list of all of the requirements of AS3959:2018, and should be read in conjunction with Australian Standards AS3959:2018 (including Amendments 1 & 2), AS1530.8.1, AS1530.8.2 and official test reports and assessments. BAL FZ General (Clause 9.1) A building assessed as being BAL FZ shall conform with Section 3 (General Construction Requirements) and Clauses 9.2 to 9.8 and have a minimum setback distance of 10m from the edge of the classified vegetation. In circumstances where the 10m setback distance between the building and the edge of the classified vegetation cannot be achieved, those elements of the building that are less than 10m from the edge of the classified vegetation shall conform with AS1530.8.2. The details for roof systems specified in Appendix H are the result of testing to AS1530.8.2 and are deemed to satisfy solutions for the purpose of this Standard. Any element of construction or system that satisfies the test criteria of AS1530.8.2 may be used in lieu of the applicable requirements contained within Clauses 9.2 to 9.8 (see Clause 3.8). BAL FZ Subfloor Supports (Clause 9.2) - Unenclosed Subfloors. Supports (stumps, etc.) shall (a) have a FRL of at least 30/—/— and shall be non-combustible, or (b) be a system conforming with AS1530.8.2. - Enclosed Subfloors. No requirements if the subfloor is enclosed with a cladding that conforms with the wall requirements BAL FZ Floors (Clause 9.3) - Unenclosed Subfloors. Bearers, joists and flooring shall (a) have a FRL or at least 30/30/30 and the surface material shall be non-combustible, or (b) have the underside of the combustible elements of the floor system protected with a 30 min resistance to incipient spread of fire system, or (c) be a system conforming with AS1530.8.2 when tested form the underside. - Enclosed Subfloors. No requirements if the subfloor is enclosed with a cladding that conforms with the wall requirements. BAL FZ Walls (Clause 9.4) Walls shall be (a) non-combustible (including brick, concrete, rammed earth and mud brick at min. thickness of 90mm), or (b) a system conforming with AS 1530.8.2 when tested from the outside, or (c) a system with an FRL of 30/30/30 or —/30/30 when tested from outside. Any gaps greater than 2mm to be screened with 2mm mesh in corrosive resistant steel or bronze (no aluminium allowed). BAL FZ Windows, Sidelights & Doors (Clause 9.5) This section of AS3959:2018 includes multiple compliance paths and detailed variations. Always confirm exact requirements using the current version of AS3959. * Compliance options for BAL FZ windows and doors. (a) A system tested to conform with AS1530.8.2, or (b) Be completely protected by a bushfire shutter. (a) System Tested to AS1530.8.2. Window and door systems shall (a) have an FRL of —/30/—, or (b) be a tested system to AS1530.8.2 when tested from the outside. Window and door manufactures can have their products tested to comply witha BAL rating. Refer to window and door manufacturers for options. Note: Non-combustible frames are usually the only option for BAL FZ, however tested timber windows and doors are available from Paarhammer. (b) Bushfire Shutters. Bushfire shutters can be used to protect windows and doors that are not tested to AS1530.8.2. Where fitted, they must conform with Clause 3.7 and Clause 9.5.1, except that perforations are not acceptable over door systems. * Understanding the term 'Screens' in AS3959:2018. The term, 'screen' in this section is used to describe three different applications: 1. Complete Screening . Screens need to be applied externally to cover the entire window or door assembly, including the frame, glazing, sash, sill and hardware. This gives maximum protection from embers and radiant heat. 2. Glazing Protection Screens . Only the glass area is protected by screens. These are fitted externally and reduce radiant heat exposure to glazing. T his could be done by fixing the screening to the window and/or door frame, or using an external insect/ ember screen door. 3. Insect/Ember Screens . These are required on openable windows and may be fitted internally or externally to prevent ember entry when the windows are open. These are required for openable windows at all Bushfire Attack Levels. Doors do not require these, but if fitted externally, need to comply with the screening material for each Bushfire Attack Level. * BAL FZ Screening Material. All screens must be made from mesh or perforated sheet (max. 2mm aperture) using: (a) corrosive resistant steel, or (b) bronze. ( aluminium is not allowed) Refer to AS3959:2018 for frame requirements. BAL FZ Garage Doors (Clause 9.5.6) Garage doors shall be non-combustible and require door seals to meet section 3 of AS3959:2018. BAL FZ Roofs (Clause 9.6) - General. Any roofing materials, systems or accessories shall be (a) non-combustible, and (b) sealed in accordance with AS3959:2018 Clause 3.6, and (c) any roof vents fitted with ember guards with 2mm mesh or perforated sheet in corrosive resistant steel or bronze (no aluminium allowed). - Evaporative coolers. Evaporative coolers are not permitted. - Fascias & Eaves. Fascias & bargeboards shall conform with AS1530.8.2. Eave linings shall be (a) a system with a FRL or —/30/30, or (b) a system conforming with AS1530.8.2 - Tiled Roofs. To conform with Appendix. H of AS3959:2018 or a system tested to AS1530.8.2. - Sheet Roofs. To conform with Appendix. H of AS3959:2018 or a system tested to AS1530.8.2. - Verandah & Carport Roofs. Verandah and carport roofs shall meet the roof requirements of the main roof, or be separated by an external wall conforming with the wall requirements and shall have non-combustible roof covering, and the complete support structure shall be (a) non-combustible material, or (b) timber rafters lined on the underside with min. 6mm cement sheet or material conforming with AS1530.8.2, or (c) a system conforming to AS1530.8.2. - Downpipes & Gutters. No requirement for downpipes. Gutters shall be non-combustible. Box gutters shall be non-combustible, and flashed with non-combustible materials. - Gutter Guards. No requirement to install gutter or valley guards, but if they are fitted shall be non-combustible. - Skylights. Refer to AS3959:2018 for requirements of skylight flashing and glazing. - Roof Penetrations. Refer to AS3959:2018 for requirements of roof penetrations such as skylights, evaporative coolers, vent pipes, aerials and support brackets, etc as there are many. BAL FZ Verandahs, Decks, Steps & Landings (Clause 9.7) - Verandah & Carport Posts. Verandah and carport posts shall be non-combustible. - Unenclosed Deck Supports & Framing. Deck supports and framing shall be (a) non-combustible, or (b) a system conforming to AS1530.8.2. - Enclosed Deck Supports & Framing. If the subfloor is enclosed, it must be enclosed to match the wall requirements, and there are no requirements for the supports and framing. - Decking Boards, Stairs & Ramps. Decking boards, stair treads, landings and ramps shall be (a) non-combustible, or (b) cement sheet, or (c) a system conforming to AS1530.8.2. - Balustrades. Balustrades, handrails and other barriers within 125mm of any glazing or combustible wall, shall be non-combustible. BAL FZ Water & Gas Pipes (Clause 9.8) Above ground exposed water supply pipes shall be metal, external gas pipes and fittings above ground shall be of steel or copper with a min. wall thickness in accordance with gas regulations or 0.9mm, whichever is the greater and shall extend a min. of 400mm within the building and 100mm below ground. BUSHFIRE CONSTRUCTION Reference Guides General Section 3 Reference Guide BAL 29 Section 7 Reference Guide BAL 12.5 Section 5 Reference Guide BAL 40 Section 8 Reference Guide BAL 19 Section 6 Reference Guide BAL FZ Section 9 Reference Guide Servicing all of Victoria Request A Quote
- Childcare Centres & Schools | Bushfire Emergency Management Plans
Bushfire Emergency Management Plans, Bushfire & Fire Risk Assessments for early learning centres, childcare facilities, primary & secondary schools - including shelter in place assessments, compliance with NCC Specification 43 & Bushfire At-Risk Register (BARR) requirements in bushfire prone areas across Victoria, NSW and Queensland. Childcare Centres & Schools Emergency Management Plans & Fire Risk Assessments OTHER SERVICES Childcare Centres & Schools Although we don't provide this service, if you require a Bushfire Emergency Management Plan, Shelter In Place, or Fire Risk Assessment for an early learning centre, childcare, or primary/secondary school, we recommend reaching out to Agilus, who specialise in these types of projects. AGILUS Mark Potter m: 0439 289 234 e: mark@agilus.com.au w: agilus.com.au
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Emergency Management Plans, Bushfire & Fire Risk Assessments for waste management projects, including landfill, transfer, recycling & hazardous waste facilities in bushfire prone areas Australia wide. Waste Management Emergency Management Plans & Fire Risk Assessments OTHER SERVICES Waste Management Although we don't provide this service, if you need an Emergency Management Plan or a Fire Risk Assessment for a landfill, transfer, recycling, or hazardous waste facility, we recommend reaching out to Agilus, who specialise in these types of projects. AGILUS Mark Potter m: 0439 289 234 e: mark@agilus.com.au w: agilus.com.au
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Accredited Bushfire Consultants | Bushfire Hazard Landscape Assessments | Bushfire Management Overlay | Victoria | BPAD Accredited & FPA Australia Members BMO Reports Bushfire Hazard Landscape Assessments WHY YOU NEED A Bushfire Hazard Landscape Assessment In a Bushfire Management Overlay (BMO) and building a new home, extending, renovating, or building an office, studio, small second dwelling, carport, garage or shed, or subdividing your land? You may require a BMO Report. A Bushfire Hazard Landscape Assessment is a part of a BMO Report that's needed to address the objectives of the BMO for a planning application. It's an assessment of the bushfire hazard more than 150 metres from the site including what the existing vegetation and topography is, what the existing road network in the area is, what the bushfire management and prevention policy is, the bushfire history of the area, what past and future planned fuel reduction burns are there, locations of any Neighbourhood Safer Places (Place of Last Resort), the bushfire scenarios that could impact the area are, and what is the broader landscape bushfire risk to the building. We are Fire Protection Association Australia members & BPAD Level 2 accredited. If you need a Bushfire Hazard Landscape Assessment, contact us today to discuss your project and get a quote, or continue reading for more information about BMO Reports... BMO Reports include... Bushfire Hazard Site Assessments Bushfire Hazard Landscape Assessments Bushfire Management Statements Bushfire Management Plans
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Emergency Management Plans, Bushfire & Fire Risk Assessments for renewable energy projects, including solar farms, wind farms & battery storage facilities (BESS) in bushfire prone areas across Victoria, NSW and Queensland. Renewable Energy Emergency Management Plans & Fire Risk Assessments OTHER SERVICES Renewable Energy Although we don't provide this service, if you need an Emergency Management Plan or Fire Risk Assessment for a solar farm, wind farm, or battery energy storage system (BESS), we recommend reaching out to Agilus, who specialise in these types of projects. AGILUS Mark Potter m: 0439 289 234 e: mark@agilus.com.au w: agilus.com.au
- Bushfire Management Plans | BMP | BMO Reports | Victoria
Accredited Bushfire Consultants | Bushfire Management Plans | BMP | Bushfire Management Overlay | Victoria | BPAD Accredited & FPA Australia Members BMO Reports Bushfire Management Plans (BMP) WHY YOU NEED A Bushfire Management Plan (BMP) In a Bushfire Management Overlay (BMO) and building a new home, extending, renovating, or building an office, studio, small second dwelling, carport, garage or shed, or subdividing your land? You may require a Bushfire Management Plan (BMP). A Bushfire Management Plan is a part of a BMO Report that's needed to address the objectives of the BMO for a planning application, or they can be used separately for developments in a Schedule to the BMO, or some types of outbuildings like sheds. A BMP is a site plan that has the location of the building on your property, and relevant bushfire protection measures including, defendable space (vegetation management), bushfire construction (BAL), static water supply (water tank), and access (driveway construction). These bushfire protection measures will become mandatory conditions and will need to be maintained on an ongoing basis after the works have been completed as part of the planning permit approval. We are Fire Protection Association Australia members & BPAD Level 2 accredited. If you need a Bushfire Management Plan, contact us today to discuss your project and get a quote, or continue reading for more information all about BMO Reports... BMO Reports include... Bushfire Hazard Site Assessments Bushfire Hazard Landscape Assessments Bushfire Management Statements Bushfire Management Plans

