BRANZ search and locate tool The BRANZ digital helpline, a useful directory of building and construction information in New Zealand. For more ‘Know How’ guides & projects visit www.placemakers.co.nz BUILDING A TIMBER DECK KNOW HOW GUIDE. In Auckland, decks don't need building permits if they are less then 1.5m, not 1m to the ground. You can find out more about the building consent process on the Auckland Council website.. You will also need to get council to inspect our work and then apply for a code of compliance certificate (ccc). 1. Find out how to build within the rules. Are bolted connections tight, especially on balustrades and handrails? Where the deck is wider than 2 m, subfloor bracing (anchor, braced, or cantilevered piles) will be required. Building CodeHub gives access to what you need to design and construct buildings that comply with the Building Code. The last thing you want is to spend time, energy and money building a deck using the wrong types of timber and fittings without a required consent. In order to be compliant with building codes and safety regulations, stairs need guardrails with handrails. Consumers can call the Consumer Helpline - 0900 5 90 90 - calls cost $1.99 per minute, plus GST. It also needs to have a lifespan of no less than 15 years for the balusters , … The reforms will speed up consenting and build confidence in the building system. For safe, healthy and durable buildings, all building work in New Zealand must meet certain standards. We can help improve access to your home, and we can create areas where you and your family can relax and enjoy your outside space for many years to come. ZS 3604:2011 Timber-framed buildings section 7.4 is the non- specific design standard for timber decks that are supported from the main part of a building and are no more than 3.0 m high from the lowest point of cleared ground to the upper surface of the finished deck. ​Our online tool helps you check if you need a building or resource consent for your deck. In some situations, a freestanding deck or platform may be a simpler solution than an attached deck. The Building Code is also reproduced in the New Zealand Building Code Handbook, which you can view or download. The Building Code sets out the minimum levels of performance that a building must meet or exceed. The New Zealand Building Code requires a minimum separation of 12mm between the wall cladding and a timber slat deck so that water will not become trapped. Download PDF guide. comply with the Building Code, even if no building consent is needed. It may have large beams to put a roof in, have not decided if its going to be canvas or wood structure or something of the sort. Building Code Clause E2 requires external roof, wall claddings and external openings to prevent external moisture from causing undue dampness or damage. If there is a handrail on the balustrade it should be fixed to the side of the balustrade, not through the top where it could cause a leak more easily. Find out which consents and permissions you might need for different types of building projects in Wellington City. Building your own deck falls into the top end of do it yourself work and is a satisfying achievement for any home owner. Many builders take different approaches, but good planning will always result in a smoother building process. Water restrictions are in effect across the Auckland region. Decks below one metre off the ground do not require building consent but must still comply with the Building Code. This separation can be provided by 12mm x 150mm long H3.2 packers at bolt fixings. Where this information relates to assisting people: This will print only the current page of this guidance document. This information was confirmed as current in February 2016. Expert advice may be required in specific circumstances. Consents and permissions you might need. Designing a deck that meets all requirements of the NZ Building Code is a complicated and daunting task. In particular, there is risk of timber decay where water can be trapped within timber balustrades enclosed by cladding or where the floor is covered with a waterproof surfacing, with or without tiles laid on it. Decks and balconies supported by untreated, kiln-dried timber may pose a safety risk, particularly where water pools rather than drains away. Specific engineering design is required for decks over this height. Even if you don’t need a building consent all works must be completed in accordance with the Building Code. If your deck is more than 1m high, it must have a handrail. Building Code clauses have Acceptable Solutions which are documents that set out methods of complying with the Building Code. © Ministry of Business, Innovation and Employment, with compliance with the Building Act, it is published under section 175 of the Building Act. It provides methods and details that are used to design many NZ timber-framed houses and small buildings, including many residential decks. damp spots or stains where the balcony, balustrade or deck joins the main part of the building, cracks, particularly near junctions, joints and corners, balustrades where damp spots or stains can be seen on the cladding. A consent for your design can be obtained from your local council. Tools & Materials ; Instructions; Products You Will Need. Before planning your deck always check with your local authority on any planning restrictions, as some councils require a consent for any deck partly supported by a … total pre-existing hard surfaces on property. For durability and treatment, see NZS 3602 Timber and wood-based products for use in building. Acceptable Solution E2/AS1 provides a means of compliance with Building Code Clause E2 External Moisture. Building code. A stringer is the wide board that supports the stair treads on either side and runs at an angle. Step 17: Install Stair Railings. If your deck is more than 1m high, it must have a handrail. See our HOW TO DESIGN A DECK Easy As guide & video, this will take you through the process step by step. Building work in connection with a deck, platform, bridge, boardwalk, or the like from which it is not possible to fall more than 1.5 meters even if it collapses. A 12 mm gap between the first … It is not mandatory to follow an Acceptable Solution. of the finished deck. Is there any sign of timber beginning to decay? From style and safety, to choosing your tradie we find out the 11 top tips for building a deck from builder Joel Johns-Markham 11 things you need to know before building a new deck. The NZ Building Code clause F4 says that “a barrier is needed when someone could fall one metre or more.” If the fall is greater than one metre, an approved balustrade must be installed. Whether a building consent is required or not, a safety barrier is required where the fall is 1 metre or more. In 2012, the Department of Building and Housing (now the Ministry of Business, Innovation and Employment) […] The design requirements for decks attached to a building are set out in NZS 3604:2011 Timber- framed buildings section 7.4. Unlike wood, you won’t be burdened by cracks and splinters. In this video we show you how to set out a deck. Owners of properties with a balcony or deck should consider whether any of these risk factors exist: Owners should also inspect the barrier or balustrade as there may be further risk if it: Warning signs of possible danger include: Open timber decks constructed with durable, treated timbers are less likely to be of concern, but the following checks should be made. Nurajacks are a self-leveling adjustable pedestal for membrane decks or over any stable, non-eroding surface. (https://building.govt.nz, 2019) Subject to section 42A of the Building Act, Schedule 1 exempts the following from a building consent: Building work in connection with a deck, platform, bridge, boardwalk, or the like from which it is not possible to fall more than 1.5 metres even if it collapses. They should not wobble. The Building Act. Are the balustrades or posts correctly connected to the deck or balcony structure? Kiwis love their homes and we love to make them better, but managing the risks means having to do some homework around the rules and regulations and not just abdicating responsibilities to your building professionals. My question is, are there any rules in NZ about building this sort of thing without a permit or something. The Department of Building and Housing website has the basic information in a comprehensive format. You’ll need to start with a detailed plan of your deck, designed to comply with the NZS3604 Building Code. cantilevered joists (or other joists that penetrate the exterior wall) lacking flashings. We have help you get the look that you want and stick to your budget. If you don’t want to design your own deck, you can get a Licensed Building Practitioner or an engineer to do this. You can get further information about deck or balcony safety issues from: This information is published by the Ministry of Business, Innovation and Employment’s Chief Executive. If you don’t want to design your own deck, you can get a Licensed Building Practitioner or an engineer to do this. Where it’s possible to fall 1m or more from a deck, the building code requires a barrier that’s able to withstand all imposed, wind and impact loads. Bracing needed if over 2 m from building Paragraph 7.4.2.1 states that no bracing is required when a deck projects less than 2.0 m from the building and is attached to the building on one or more sides. NZS 3604 Timber-framed buildings requires that the top of a timber or concrete pile must be at least 150 mm above the ground, which determines the clearance between the bottom of the bearer and the ground to be a minimum of 150 mm. Or if you’ve only got a small space to work with, check out these great ideas for small spaces. 1. Even though no building consent is needed in the above projects, their construction must comply with the Building Code … Decks require a building consent where it is possible to fall more than 1.5 m etres so we recommend checking this before you start any building work. is clad with lightweight material with a plaster finish. Selecting this option may use a lot of paper. interior water damage or any visible change to interior finishings adjacent to or directly beneath the balcony or deck. Under the Building Act, if a deck is less than 1.5M above the finished ground level, you do not need a Building Consent or to produce plans. Full knowledge of your enquiry may result in you being … Whether a building consent is required or not, a safety barrier is required where the fall is 1 metre or more. BRANZ search and locate tool The BRANZ digital helpline, a useful directory of building and construction information in New Zealand. You can use vinyl under floating timber decks, to fix a leaky roof deck, to create shelter underneath a deck, and for apartment balconies. The New Zealand Building Code also requires you to use stainless steel fixings. The calculations are important for the stairs and stringers for them to be within code regulations. The NZ Building Code clause F4 says that “a barrier is needed when someone could fall one metre or more.” If the fall is greater than one metre, an approved balustrade must be installed. Decks require a building consent where it is possible to fall more than 1.5 m etres so we recommend checking this before you start any building work. Facebook Pinterest. New Zealand Building Code access requirements. Builders, architects, engineers, designers and students will find it useful. not damage public service drains if its foundations are close to the pipes. Share this guide. Deck Joist Cantilever Rules and Limits The distance your joists can safely cantilever or overhang a drop beam is determined by the size of the joists, the wood … If you own a building that contains a specified system such as a cable car, you must ensure they are effectively operated for the life of the building and in keeping with the council-issued compliance schedule. Being a law-abiding citizen at times, I want to consult with document NZS 3604, which outlines all standards applicable to building decking according to council regulations and building codes, before I design my deck and order my timber. siteworks for a building; retaining walls higher than 1.5 metres, or retaining walls with a building or driveway near the top; fences higher than 2.5 metres and any swimming pool fence; swimming pools; decks more than 1.5 metres from ground level. It is however helpful to draw out a plan to work out the bearers, joints, spacing and lengths. See regulation 8 of the Building (Forms) Regulations 2004 for information about the revocation of the rest of these regulations. They must also be maintained throughout their life. Building code. The building code specifies standards for slip resistance of pedestrian access routes. We recommend calling us to check the requirements for your situation. Our team at Auckland Building Specialists have extensive experience building decks, driveways, patios, pathways, and more. It is important that you understand the Christchurch deck building requirements before you begin your projects. Timber-slatted decks – attached Timber-slatted decks consist of a decking surface of timber planks installed over timber joists that are supported by a stringer attached to the building exterior. This new generation composite decking is extremely stylish, looks and feels like timber, but requires minimal maintenance and will last many years longer than traditional wood decks. NZS 3604 can be used for timber-framed buildings with one, two or certain configurations of three storeys. 36 //NZ PROPERTY INVESTOR ... around the building of decks have actually relaxed considerably in recent years. It is a general guide only and, if used, does not relieve any person of the obligation to consider any matter to which the information relates according to the circumstances of the particular case. Building Compliance and Consents Phone: 04 801 4311 Email: bcc@wcc.govt.nz Building and construction professionals can also call the BRANZ Helpline - 0800 80 80 85 - for advice. This tool does not apply to decks located above the ground floor or on a steep, sloping section. Since 2007, gluing tiles to membrane decks has been prohibited according to page 54 of the E2/AS1 compliance document of the NZ Building Code. Consumers can call the Consumer Helpline - 0900 5 90 90 - calls cost $1.99 per minute, plus GST. However, even consented balconies could be unsafe. Building or renovating is a highly complex undertaking, full of risk but with an abundance of reward if it all comes together. It should take you about 10 minutes to complete. disclaimer: just from what I've learnt building a couple of decks, not a qualified expert :) Hot dip galv is fine if you are not in a coastal area (if you are, pay the extra for the stainless - the timber treatment eats away enough) The web is full of documents entitled "amendment to NZS 3604", but where is the actual NZS 3604? More D.I.Y. It is produced by MBIE. PVC is tough, it stands up to NZ’s weather conditions, and is backed by 15 year warranty. The NZ Building Code Compliance Document B1/AS2 gives descriptions of suitable barrier types and limitations. You should contact the Building Unit of your local Council before starting construction work if you are unsure about whether or not a building consent is needed. Select timber species and grades for residential deck barriers in accordance with NZS 3603 Timber structures standard. Acceptable Solution E2/AS1 provides a means of compliance with Building Code Clause E2 External Moisture. Nurajacks provide the ultimate solution. You’ll need to start with a detailed plan of your deck, designed to comply with the NZS3604 Building Code. We’ll cover everything from getting council approval, to checking for underground cables and pipes, to what style of deck you want. Plans, policies, bylaws, reports and projects, Consents, building and renovation projects, 1. Builder Joel Johns-Markham knows a thing or two about decks so we get his advice on tackling a new build or extending an existing outdoor living space. Check if you need a consent to build a deck. ... Standard TT-S-00230C Elastomeric type, cold applied single component for caulking, sealing and glazing in buildings, building areas (plazas, decks, pavements) and other structures from 1/02/2005. How-To-build guide Low LeveL deck with handraiL (CoNTd) www.nzwood.co.nz – how-to-build low level deck with handrail 3 bearers 15. Once pieces of the deck begin to materialize, it will give you a physical mass to attach to and square against. You don’t need a building consent for decks that are up to 1.5 metres above ground. This Standard applies to residential buildings up to three-storeys high including multi-residential buildings, some commercial buildings and freestanding, uninhabited garages. Best of all being made from recycled wood and plastic materials, BiForm composite decking offers a truly sustainable alternative to hardwood timber decking. Tirohia mēnā me tono whakaaetanga rānei koe mō te hanga rahoraho. Decks and balconies must be built in accordance with the Building Code to ensure they are safe for people to use. What to do when you’re planning a building project. failure of those building elements to comply with the building code would go undetected during normal use of the building, but would be easily detected during normal maintenance. Before constructing your deck, balcony or veranda, check out the available information about building and maintaining decks online at The legislation is administered nationally by the Ministry of Business, Innovation and Employment – Building and Housing Group and on a local basis by Building Consent Authorities using a building consent process. Check if you need a consent to build a deck, dimensions of the project (height, total area), location on property where the project will go, total pre-existing building coverage on property. To ask for help or report a problem with our services or facilities, contact us. In this month’s issue of Under Construction, we look at some options. If your deck is close to a boundary, and you have the written approval from your neighbours, you can apply for a. To work out the amount of bracing you need, refer to NZS 3604:2011 Timber-framed buildings Table 5.8 for single-storey buildings using a light subfloor cladding, light wall cladding, and light roof options for a 0 – 25° pitch roof. The second thing to be aware of is the Building Act (NZS 3604:2011) – decks that have a finished height above 1.5 metres from the ground require a consent. This includes how to measure and mark out the height of your deck. Surfaces which provide the direct access route (including where this is a deck) require a slip resistance of 0.4. Specific engineering design is required for decks over this height. Is there proper waterproofing around the cantilevered joists or around other joists that penetrate the house wall? I was planning to build an outside deck which will have a bar area and bbq section. Many code requirements, while important, rarely touch upon life and death matters. This guide will take you through the process step by step, so you can get the job done right. Building a deck is a great way to expand your outdoor living space. decks where the fall distance to the ground is less than 1 m do not require a handrail, but we have included instructions for building a 1 m high handrail as part of the deck. Avoid accidents and make site safety a priority. Water must be able to drain between the planks, so they need to be installed with a gap between them. Build new decks from scratch or import existing deck codes, customize them to your heart's delight, then share your decks or copy the code into the game and start playing! Anyone who complies exactly with the methods described in the Acceptable Solution for a Building Code clause is deemed to comply with the Building Code. If you can highlight or number the individual forms on the plan, it may make it easier to select a place to start. This application replaces the need to apply for a resource consent. Builder Joel Johns-Markham knows a thing or two about decks so we get his advice on tackling a new build or extending an existing outdoor living space. Decks and balconies more than 1.5 metres above the ground need a building consent. Certain types of timber construction are of concern. If you plan to build a deck that is up to 1.5m high, you don't need a building consent but you may still need a resource consent, depending on the rules in the Proposed Auckland Unitary Plan. Building a deck is the first step in creating a fantastic outdoor space for your home, find out what else you can do to create the perfect entertaining area. Before checking whether you need a consent for your deck, you need to know: There will be an explanation on how to calculate these factors in the online consent tool. From style and safety, to choosing your tradie we find out the 11 top tips for building a deck from builder Joel Johns-Markham 11 things you need to know before building a new deck. Measuring Tapes, Rulers & Squares. BEFORE YOU BEGIN A timber deck is an asset to any home and building one is a classic summer project. It also needs to have a lifespan of no less than 15 years for the balusters , … It consists of three clauses of general provisions and 38 clauses covering specific areas such as structure, durability, moisture, energy efficiency, fire safety and services such as electricity and water supply. In particular, there is risk of timber decay where water can be trapped within timber balustrades enclosed by cladding or where the floor is covered with a waterproof … If you are involved in a building project, it’s important you know who is responsible for each aspect. Although the design requirements for both are generally the same, there are some differences to consider The design requirements for decks attached to a building are set out in NZS 3604:2011 Timber- framed buildings section 7.4. Timber-slatted decks consist of a decking surface of timber planks installed over timber joiststhat are supported by a stringer attached to the building exterior. authorities require consent for any decks attached to a house. Local councils no longer get heavily involved, but the crucial thing is to ensure you follow the Building Code. has a railing where water is able to leak down screw holes. Note: The building code can be found in Schedule 1 of these regulations, and is in force. Is there anywhere that water can sit or track into the house? If the cladding relies on paint to keep the water out, is that coating continuous or is there any point where water might penetrate? Advice . Do the flashings take water away from the house wall and allow it to drain away? The timber grade must be at least SG8 (wet in service), except infill members, which may be SG6 (wet in service). Decks and balconies more than 1.5 metres above the ground need a building consent. Depending on where your deck is and what it's attached to, you might need a building consent to demolish a deck – even if you're not replacing it. Certain types of timber construction are of concern. Maximum 36 "oc solid stringer spacing for 2" thick treads; Maximum 18 "oc notched stringer spacing for 2" or 5/4 "thick treads; Maximum nosing of 0.75 "to 1.25" - maximum nosing radius of 9/16 "Open risers: maximum opening of 4" Closed risers: minimal nominal 1" thick riser material Continue to step-by-step instructions Building a fence on your property . But before you start, there are a number of things to consider. Where applicable, […] Understand project stages, from scoping and design to consents, construction and completion. Explore articles explaining connections between joists, beams and support posts with carpenters tools to build a code compliant deck structure. They must also be maintained throughout their life. We have broken down each part of the process we go through when designing a new deck build. Building a deck is a big DIY job, and it’s really important that your deck is designed properly and adheres to the building code. Your building project checklist. Water must be able to drain between the planks, so they need to be installed with a gap between them. This will print the complete guidance document, including this page. DECK BUILDING CODE TIPS. It provides an overview of the regulatory framework, Building Code, core definitions, publications referenced, and an index of the Building Code, Acceptable Solutions and Verification Methods by building element or aspect. Where applicable, the structural and durability requirements and the selection of timber, fixings and fastenings are the same for both freestanding and attached decks. If you plan to build a deck that is up to 1.5m high, you don't need a building consent but you may still need a resource consent, depending on the rules in the Proposed Auckland Unitary Plan. 4 — Build — Timber decks Building Code requirements New Zealand Building Code clauses that apply to open, slatted timber deck and balcony construc-tion are: B1 Structure B2 Durability D1 Access routes E2 External moisture (waterproofing to the building envelope) F2 Hazardous building materials (glass barriers) F4 Safety from falling. See our How to Design a Deck Easy As guide & video, this will take you through the process step by step. Unless the deck or balcony has been correctly designed, constructed and, most importantly, properly maintained, water may leak in behind the cladding or through the waterproof surfacing and create conditions that encourage timber to decay and fasteners to corrode. Provides methods and details for the design and construction of timber-framed structures not requiring specific engineering design. with a Weathertight Services claim, it is published under section 12 of the Weathertight Homes Resolution Services Act 2006. By contrast, deck code is truly a matter of life and death and preventing serious injury. Are any galvanised steel connectors corroding? Building code requirements for exterior decking railings and stairways are especially stringent because decks fall into the category of critical health and safety matters. Also, all new building work (unless it is exempted minor work) must receive a building consent before it is carried out. A determination is a binding decision made by MBIE providing a way of solving disputes or questions about the rules that apply to buildings, how buildings are used, building accessibility, and health and safety. Previous title has changed; Search within this Legislative Instrument. Learn how to set out a deck with this instructional step by step guide from Bunnings. Before you can build a deck, it’s important to do the groundwork. Decks may need to meet other requirements so check your design meets all … Look at where the deck meets the wall of the house. See everything in 'Building Code compliance'. Building and construction professionals can also call the BRANZ Helpline - 0800 80 80 85 - for advice. The enclosure of an existing house porch or deck, like all new building work, must meet the relevant performance requirements of the Building Code. No building work requiring a Building Consent can start until one has been issued (it cannot be issued retrospectively once the work is started) and any other requirements, such as complying with Resource Consent conditions, have been met. If your deck is below 1.5 metres then it doesn’t require consent, however it must still meet other building requirements, primarily the durability and structural requirements. NZS 3604 is New Zealand’s most sought-after standard. Building work in New Zealand is controlled by the Building Act 2004 and the various Building Regulations which includes the building code. Building work in New Zealand is controlled by the Building Act 2004 and the various Building Regulations which includes the building code.The legislation is administered nationally by the Ministry of Business, Innovation and Employment – Building and Housing Group and on a local basis by Building Consent Authorities using a building consent process. 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