Span tables allow users to choose an appropriate size and stress grade to achieve spanning needs. Notes: 1) Refer to general notes for information that is relevant for all span tables. AS1684.2 and 3. Start by measuring the full length of your deck (outside of bearer to outside of bearer) and then subtract the thickness of one of the floor joists. Floor joists in extension running perpendicular to existing. 223 KB pdf PL8 Posts supporting verandah or deck floor only. The problems started within a year of it being installed. • Bearer overhangs shall not exceed 20 percent of the 4000allowable span under the same loading conditions, or 8000 the actual back-span, whichever is lesser. note: this span table is a quick reference guide. I have many times used 190x45 single member bearers on decks spanning up to 3 metres and they are as solid as a rock. iR%É( õXnØ›E.Z+¸ÔÑ­ Codes specify maximum spans according to the type of wood used. These tables assume a minimum end bearing of 50 mm by bearer width, and intermediate bearing of 100 mm by bearer width for conti nuous bearers. See the Deck Post Size Table to make that determination because it will affect the size of beam you choose. 15-year durability is required for other deck elements including handrails, balustrades and decking. 337 KB pdf PL8 Posts bracing carport. But let’s first explain what the numbers in the chart actually mean, because it can be a bit confusing. Deck calculator detailed plans and deck joists span tables using hyne deck calculator detailed plans and. Deck Bearer And Joist Span Tables Australia. BOXSPAN SPAN TABLES RESIDENTIAL FLOORS Standard Floor Types (Dead Load 0.75 kPa i.e. I'm planning to build a deck (9.4m x 5.6m) close to the ground using galvanised stirrup posts. Span TableS & Technical Guide woodhouse-weatherproof.com.au. A deck more than 2 feet or two steps above ground must have a railing. Timber selection and treatment Requirements for timber selection for decks, including species, grade, hazard class and preservative treatment, are set out in Tables 1 and 2 of NZS 3602:2003 Timber and wood-based products for use in building. The BCA bearer requirement is a massive overkill IMO BEARER & JOIST SELECTION Issues to consider when selecting bearers and joists from Tables 1 and 2 are: • Bearer and joist sizes are based on a maximum deck mass of 20 kg/m2. I need some help understanding how to read span tables and calculate the required joist and bearer sizes and the number of piers required and spacing. For other situations, such as decks, balconies, tiled areas and apartment . Dimensional Lumber Deck Beam Span Chart The numbers in gray indicate the distance between the support posts. The use of span tables and floor load width calculations will be explained in detail further in this article, and hopefully … 15-year durability is required for other deck elements including handrails, balustrades and decking. If necessary, adjust number of deck boards to match in both calculations, and see if different board gaps at each end of deck are acceptable, compared to equal gaps and cutting the … - These span tables … These span tables have been prepared for a range of flooring and roofing applications in non-cyclonic wind regions using Boxspan® steel beams and brackets produced by Spantec Systems Pty Ltd. 2. Deck Joists 19 Deck Bearer 20-21 Ridge Beams 22-26 Calculations 27-28 Paint Specs 29 Rafters Roof Lintels Deck Joists Deck Bearer Ridge Beams Calculations Paint specs Span Tables - Contents Proven since 1922 jenkin.co.nz Deck joists that support a cantilevered barrier wall must have a minimum depth of 190 mm regardless of the joist span. TABLE 8 - DECK BEARERS - SEASONED TIMBER. Again this is to ensure adequate termite inspection can take place. 2 Contents Mr Jason H ansen Wood house T imber Company PO Bo x 487 Mt O mmane y QLD 4074 “e WOODHO USE WEATHERPROOF SPAN T ... Deck Joists F7 – 42mm 31 Deck Bearers F7 32 Deck Bearers GL8 32 Technical Diagrams – Verandah Beams 33 Then divide this measurement … Continue reading "Floor joist: How to calculate spacings/centres" Depending on the working height, bearer size and span and type of timber deck you want will dictate the best size and span of joist. Timber selection and treatment Requirements for timber selection for decks, including species, grade, hazard class and preservative treatment, are set out in Tables 1 and 2 of NZS 3602:2003 Timber and wood-based products for use in building. Wind Classification N1 & N2. - These span tables … These span tables have been prepared for a range of flooring and roofing applications in non-cyclonic wind regions using Boxspan® steel beams and brackets produced by Spantec Systems Pty Ltd. 2. This video shows you how to use Hyne Timber Design 7.5 to calculate the span required for a deck joist. I know I still do. Span requirements ensure your deck won't sag or collapse during a party or under snow load. Im looking at getting some plans made up for a 16m Wide x 46m Long x 4m Eve Hieght Shed with a 15 Degree roof pitch. 4. iv. particle board, 15mm compressed FC sheet) Floors & decks up to 1m above ground • Joists – Supporting floor loads only (or decks less than 1m above ground) Table 1 7 • Bearers – Supporting floor loads only (or decks less than 1m above ground) Table 2 8 I'm trying to work out the bearer and joist sizes. Pergola Rafter Spans for 600 mm and 900 mm Spacing. This is the first of a three-part DIY series on how to build yourself a deck. For this we check out table 7.2. Codes specify maximum spans according to the type of wood used. https://www.decks.com/how-to/articles/beam-span-chart-table TABLE 3 - BEARERS Floor Load Width (mm) (Length of joists supported) 1800 2400 3000 3600 1800 2400 3000 3600 Maximum Bearer Span (mm) J Bearer J Bearer J Pile/Post J Pile/Post PLANNING TOOLS BEFORE YOU BEGIN Your deck must adhere to the NZS3604 Building GETTING STARTED Standard. Deck joists selected from NZS 3604:2011 Timber-framed buildings Table 7.1b (wet in service) require lateral support at mid span when they span more than 2.5 metres and have a depth of four or more times their thickness (clause 7.1.2.3). SINGLE SPAN BEAM SPAN BEARER. Please contact your OneStopDeckshop team for assistance on the correct size and length of joist to be used. These tables assume a minimum end bearing of 50 mm by bearer width, and intermediate bearing of 100 mm by bearer width for conti nuous bearers. Special rules around access routes and deck fixings could affect your deck so check with those who know the rules. 22 KB pdf Prolam PL12 Posts Supporting Roof Only 20 KB pdf; Prolam PL12 Post Supporting Floor and Roof 25 KB pdf; Prolam Floor Beam Span Table 23 KB pdf Span 3 of our deck cantilevers over the last bearer. It’s almost a year and a half since installation. Treated Pine Span Tables. '�şÇIœüJ2\ĞM‚ñ¸IÙ%’V¯É�^S¶CTFCˆ¾Û6†2 yN24ʖDzJ+t°Âuµ]ZåÙ.­ù`´Ân´Z‡†ƒ…¶‡ägÖ„"§ŞP¯ˆz±{Óbè�º#å�Y¬©‰n6åw¢—4‘+_³UJ“€ü`Ë2ß&U†B$-¡L"ãúu:âAÜİ�èl;¸6®¼ã”ğ\%Íaî®&º~âş©|ªËšÑwáæ€N½Û¶ŞµëÁûÃ]n@À“‚Š¹©èÄŸ‡Ş†­Ê. 2) For design parameters, refer to figure 7.26. Although it is fairly easy to calculate floor joist centres, it is just as easy to mess it up! Tip: Rule of thumb – 90×45/100×50 joists should span … Depth × Breadth (mm) Single Span Continuous Span 2/90×35 1500 400 1000 300 NS NS 1500 400 1000 300 NS NS (579) in accordance with the relevant Australian Standards, however please check for state and local government variations. Floor Load Width Size (mm x mm) Bearer Span (mm) - 4.0 kPa Uniform Live Load / 4.5 kN Point Live Load Bearer Span (mm) - 5.0 kPa Uniform Live Load / 13 kN Point Live Load Single Span Continuous Span Single Span Continuous Span. MAXIMUM SPAN OF PILES BEARER SIZE 1.45M 100 x 75mm 2.35M 100 x 100mm or two 100 x 50mm 3.45M 125 x 100mm or two 125 x 50mm 4.65M 150 x 100mm or two 150 x 50mm Fitting the Joists You can see from Fig.6 that the deck cantilevers over the last bearer to produce an overhanging deck. A deck more than 2 feet or two steps above ground must have a railing. We need to make sure the joist size we have selected previously can cantilever the distance required. If thats what is defined in table 6 then thats what it is. For higher loads refer to the Application Guide for Non-domestic Decks, Board Walks and Light Traffic Structures (as referenced at the end of this document). Concrete slab v steel bearer and joist system? Looking at the span tables it states bearers as 2/90×35, 2/120×35 etc. J Bearer J Bearer J Pile/Post J Pile/Post PLANNING TOOLS BEFORE YOU BEGIN Your deck must adhere to the NZS3604 Building GETTING STARTED Standard. 2 1/2 years ago. Other span tables are based on the guidance given in BS 5268-7.1 which is a uniformly distributed load of 1.5kN/m² for spans greater than 2400 mm and 3.6 kN load per metre width of floor for spans less than 2400 mm to ensure that very small joist sizes do not result from the calculations for smaller spans. MAXIMUM LOAD AREA (M²) Bearer Width Support Height (Mm) 2 Span Continuous 3 Span Continuous 70mm 290 3.2 3.6 Page 2 - Revised March 2006 Timber Queensland Limited Technical Data Sheet 4 - Residential Timber Decks© Table 3 Bearers Floor Load Width (mm) (Length of joists supported) 1800 2400 3000 3600 1800 2400 3000 3600 Maximum Bearer Span (mm) Member Size (mm) Single Span Continuous Span Unseasoned 100 x 75 1000 NS NS NS 1000 NS NS NS Lay Bearers and Joists. Codes dictate how high the deck railing must be, as well as how far apart the balusters can be. ... Span For the purpose of using these tables, span may be interpreted as the clear distance between supports measured along the beam. This video shows you how to use Hyne Timber Design 7.5 to calculate the span required for a deck joist. In some instances the placing (distance between bearer supports) of the Adjustable Bearer Supports will be limited by the span capabilities of the actual bearer itself. I just looked up the bearer tables for floor loads only [ 40kg .m>2] and you can use 90*35 doubled; I was surprised at that myself; but I wouldn't. Treated Pine Span Tables. This is the first of a three-part DIY series on how to build yourself a deck. Looking at the span tables it states bearers as 2/90×35, 2/120×35 etc. The process involved in planning for your deck involves several steps, firstly, you need to calculate the floor load width of your bearers, then select your bearer size and post spacings based on this information, and lastly select the correct size of your joist based on their required span. Decide the direction of the decking boards as the bearer direction is the same as the decking. Deck Calculator Detailed Plans And Costs Metric (579) in accordance with the relevant Australian Standards, however please check for state and local government variations. The span value shown is the distance between centrelines of supports. AS1684.2 and 3. When building a deck we use the last column of the table. the bearer span table. Notify me of follow-up comments by email. Span Cant. 223 KB pdf PL8 Posts supporting verandah or deck floor only. Span tables allow users to choose an appropriate size and stress grade to achieve spanning needs. SPAN TABLES - These span tables have been developed in good faith, with the assistance of Mr.Peter Falvey B.E., M.I.E.Aust., C.P.Eng., R.P.E.Q. please refer to the design manual for comprehensive joist/bearer & cantilever span information. The spacing depends on the thickness of decking used. You did say you wanted minimum bounce. 1.5.1 Span Capacity ... AS 3660.1 requires the bearer and joist of the deck to provide a gap of 25 mm between the wood surface and the building envelop (Figure 4). 337 KB pdf PL8 Posts bracing carport. Span Cant. For bearers supporting decks up to 1000mm above ground refer to Table 5 Span 3 of our deck cantilevers over the last bearer. Bearer spans can be clear spans which is between the memebrs. For simple construction, such as domestic construction, this can be determined from span table supplements in AS1684.2 and AS1684.3. Although it is fairly easy to calculate floor joist centres, it is just as easy to mess it up! Span Table To be read in conjunction with Bearer (Timber) span tables. Shaded areas in the tables represent areas where longer bearing lengths may be required to achieve the span values shown. ©TIMBER QUEENSLAND LIMITED TECHNICAL DATA SHEET 13 RESIDENTIAL TIMBER DECKS CLOSE TO OR ON THE GROUND Revised February 2014 Page 3 Whilst every eort is made to ensure the accuracy of advice given, Timber Queensland Limited cannot accept liability for loss or damage arising from the use of the information supplied. JOIST SELECTION CHART Joist Size Maximum joist span between bearers at specified joist spacing 450mm 600mm 90 x 45mm 1.15M 1.00M 140 x 45mm 1.85M 1.60M 190 x 45mm 2.50M 2.15M 240 x 45mm 3.15M 2.70M 290 x 45mm 3.80M 3.30M When you rest each joist on the stringer on the side of the house Same. 2ii) The above table was based on a maximum Sheet Roof Mass of 40 (kg/m2), Tile Roof Mass of 90 (kg/m ), Total Upper Floor Mass of 50 (kg/m2), Floor Live Load of 1.5 (kPa). Special rules around access routes and deck fixings could affect your deck so check with those who know the rules. When supporting joists that span 12 feet with no overhang beyond the beam, a double ply beam can span in feet a value equal to its depth in inches. Prolam Beams Verandah Rafters Span Table 43 KB pdf; PL8 Posts supporting verandah roof only light roof attached to house. TABLE 1A — BEARERS SUPPORTING SINGLE STOREY LOADBEARING WALLS Maximum Floor Load Width – 1800mm 132 Sheet Roofing Tiled Roofing Roof Load Width (RLW) mm 1500 2100 4500 7500 1500 2100 4500 7500 MAXIMUM SPAN OF BEARER (mm) Single Span 2 / 85 x 30 1200 1200 1100 1000 1100 1100 NS NS 2 / 85 x 40 1400 1300 1200 1100 1200 1200 1000 NS Your email address will not be published. Notes: 1) Refer to general notes for information that is relevant for all span tables. table below. For simple construction, such as domestic construction, this can be determined from span table supplements in AS1684.2 and AS1684.3. When building a deck we use the last column of the table. Maximum deck joist span is based on supporting a maximum decking mass of 20 kg/m2, imposed point load of 1.8 kN, imposed distributed loading of 2 kPa and 450 mm joist spacing. SPAN TABLES Span tables can be used to determine the size of a timber member of a particular strength class required for a given span. Depending on the working height, bearer size and span and type of timber deck you want will dictate the best size and span of joist. Cancel reply. ©TIMBER QUEENSLAND LIMITED TECHNICAL DATA SHEET 13 RESIDENTIAL TIMBER DECKS CLOSE TO OR ON THE GROUND Revised February 2014 Page 3 Whilst every eort is made to ensure the accuracy of advice given, Timber Queensland Limited cannot accept liability for loss or damage arising from the use of the information supplied. Joists that are at least 45 mm wide (seasoned hardwood and treated Decks may need to meet other requirements so check your design meets all the NZS 3604:2011 requirements. READ Periodic Table Of Elements Board Game. Just having issues with the…, just my opinion SPAN TABLES - These span tables have been developed in good faith, with the assistance of Mr.Peter Falvey B.E., M.I.E.Aust., C.P.Eng., R.P.E.Q. he shouldnt charge extra for additional framing Again this is to ensure adequate termite inspection can take place. If necessary, adjust number of deck boards to match in both calculations, and see if different board gaps at each end of deck are acceptable, compared to equal gaps and cutting the … Start by measuring the full length of your deck (outside of bearer to outside of bearer) and then subtract the thickness of one of the floor joists. range of adjustable height pedestals deck heights joist & bearer combinations the ‘deck height’ is measured from the top of the substrate to the top of the finished deck … The Deck Beam Span Table on this page makes it easy to determine how far apart your posts and therefore the span of the beam should be. In some instances the placing (distance between bearer supports) of the Adjustable Bearer Supports will be limited by the span capabilities of the actual bearer itself. but he should install perpendicular to existing floor boards Ive priced up a few kits but they all use C…. Any deck where someone can fall 1 metre or more requires a barrier in compliance with NZBC F4 – safety from falling. MAXIMUM LOAD AREA (M²) Bearer Width Support Height (Mm) 2 Span Continuous 3 Span Continuous 70mm 290 3.2 3.6 The correct bearer sizes can be found in span Table 49 in AS1684. I have been reading on and off for a few days now, and to be honest I think I am just confusing myself at this stage, so I apologise if I … Deck Bearer And Joist Span Tables Australia. Span Cant. Where this is not desirable, for sizes above 190×35 mm designers and builders may reduce the spans by 500 mm and cantilevers by 250 mm. Notify me of new posts by email. Bearer span tables will always appear as 2/90x35, 2/140x35 etc. Codes dictate how high the deck railing must be, as well as how far apart the balusters can be. Seasoned Softwood Floor Bearer Spans for Balconies & Decks – Revised Loading Floor Load Width (mm) 1200 2400 4800 1200 2400 4800 Maximum Bearer Span (mm) Span Cant. Deck Joists 19 Deck Bearer 20-21 Ridge Beams 22-26 Calculations 27-28 Paint Specs 29 Rafters Roof Lintels Deck Joists Deck Bearer Ridge Beams Calculations Paint specs Span Tables - Contents Proven since 1922 jenkin.co.nz For continuous spans, the adjacent bearer spans may be different, but look up the larger of the spans, and the shorter span must be more than 50% of the larger span. If your deck is slightly out of square (different widths), calculate results for both widths, and set out each end to suit. 22 KB pdf Prolam PL12 Posts Supporting Roof Only 20 KB pdf; Prolam PL12 Post Supporting Floor and Roof 25 KB pdf; Prolam Floor Beam Span Table 23 KB pdf No comments so far. The span value shown is the distance between centrelines of supports. Any deck where someone can fall 1 metre or more requires a barrier in compliance with NZBC F4 – safety from falling. Work through these details step by step to design TABLE 3 - BEARERS Floor Load Width (mm) (Length of joists supported) 1800 2400 3000 3600 1800 2400 3000 3600 Maximum Bearer Span (mm) BOXSPAN SPAN TABLES RESIDENTIAL FLOORS Standard Floor Types (Dead Load 0.75 kPa i.e. which would you prefer a little additional…, It would probably be better if the ground surface below the deck was graded (only slightly) so all water is shed and transferred away to the edges and then away Dig holes 600mm deep, place stumps on 230 x 230 x 100mm deep bed of concrete. I'm planning to build a deck (9.4m x 5.6m) close to the ground using galvanised stirrup posts. $800 for chemical anchors. SPAN TABLES Span tables can be used to determine the size of a timber member of a particular strength class required for a given span. 1.5.1 Span Capacity ... AS 3660.1 requires the bearer and joist of the deck to provide a gap of 25 mm between the wood surface and the building envelop (Figure 4). Suitable for high and low decks. Joists that are at least 45 mm wide (seasoned hardwood and treated This guide includes the relevant sections and tables you’ll need to design a standard deck that’s under 1m high and doesn’t require handrails. It's about how far a 90mm depth can span safely and with minimum deflection. We need to make sure the joist size we have selected previously can cantilever the distance required. A double 2x12 beam can span 12 feet; a (2) 2x10 can span 10 feet and so on. TABLE 1A — BEARERS SUPPORTING SINGLE STOREY LOADBEARING WALLS Maximum Floor Load Width – 1800mm 132 Sheet Roofing Tiled Roofing Roof Load Width (RLW) mm 1500 2100 4500 7500 1500 2100 4500 7500 MAXIMUM SPAN OF BEARER (mm) Single Span 2 / 85 x 30 1200 1200 1100 1000 1100 1100 NS NS 2 / 85 x 40 1400 1300 1200 1100 1200 1200 1000 NS • For supported Roof Load Widths of less than 4000mm Be first to leave comment below. 170sqm floor area $18200 (includes yellow tongue). The correct bearer sizes can be found in span Table 49 in AS1684. This guide includes the relevant sections and tables you’ll need to design a standard deck that’s under 1m high and doesn’t require handrails. Work through these details step by step to design 2ii) The above table was based on a maximum Sheet Roof Mass of 40 (kg/m2), Tile Roof Mass of 90 (kg/m ), Total Upper Floor Mass of 50 (kg/m2), Floor Live Load of 1.5 (kPa). Edit: Looking at other span tables, Hyspan design book uses what ive … • If a bearer is supporting roof loads through joists, a Roof Load Width of 8000mm shall be used to determine the bearer spans. Span requirements ensure your deck won't sag or collapse during a party or under snow load. u. masuzi June 20, 2018 Uncategorized Leave a comment 47 Views. Earthworks and concrete $5500. Remembering that the span tables are minimum standards not best practice. i) Maximum Bearer Span is based on supporting maximum decking mass of 20kg/m2 ii) Cantilevers shall not exceed 30% of the actual back span iii) The bearer sizes given may support decks over 1000mm above ground. - These span tables … Span Table To be read in conjunction with Bearer (Timber) span tables. I know I still do. Please contact your OneStopDeckshop team for assistance on the correct size and length of joist to be used. Deck Bearer And Joist Span Tables Australia. Then divide this measurement … Continue reading "Floor joist: How to calculate spacings/centres" Maximum Bearer Span (mm) Single Span Continuous Span Sheet Roof Backfill holes, ensuring posts are vertical, with soil or soil and concrete mix and compact firmly. Pics of : Bearer Span Tables For Decks. Wind Classification N1 & N2. 2) For design parameters, refer to figure 7.26. Could…, Australia's largest home building and renovationcommunity with over 1.8 million posts, Re: Deck bearer spans for bearers and joists, All comments made express the views and opinions of the author and not the Administrators, Support nor Homeone Australia & New Zealand, © Homeone Australia & New Zealand All Rights Reserved ‎2001 - 2021. If your deck is slightly out of square (different widths), calculate results for both widths, and set out each end to suit. For this we check out table 7.2. Decks may need to meet other requirements so check your design meets all the NZS 3604:2011 requirements. Shaded areas in the tables represent areas where longer bearing lengths may be required to achieve the span values shown. Decking Joists Free Expert Advice To Choose The Right How To Build A Deck Keyland Do It Yourself How To Build A Deck Otago Daily Times Online News READ Nrg Arena Seating Chart For Harlem Globetrotters. Span Cant. Tip: Rule of thumb – 90×45/100×50 joists should span … Span Tables F7 Rafters A maximum roof pitch of 25 degrees is assumed. Bearer Span Tables Decks Nz; Add a comment. Hi, Span Cant. - These span tables … Finally fit ant caps to stumps. Page 2 - Revised March 2006 Timber Queensland Limited Technical Data Sheet 4 - Residential Timber Decks© Table 3 Bearers Floor Load Width (mm) (Length of joists supported) 1800 2400 3000 3600 1800 2400 3000 3600 Maximum Bearer Span (mm) Member Size (mm) Single Span Continuous Span Unseasoned 100 x 75 1000 NS NS NS 1000 NS NS NS For continuous spans, the adjacent bearer spans may be different, but look up the larger of the spans, and the shorter span must be more than 50% of the larger span. Prolam Beams Verandah Rafters Span Table 43 KB pdf; PL8 Posts supporting verandah roof only light roof attached to house. particle board, 15mm compressed FC sheet) Floors & decks up to 1m above ground • Joists – Supporting floor loads only (or decks less than 1m above ground) Table 1 7 • Bearers – Supporting floor loads only (or decks less than 1m above ground) Table 2 8 I'm trying to work out the bearer and joist sizes. Fig.6 Cantilevered deck construction MATERIALS REQUIRED FOR PROFILES Required fields are marked * Post comment. Pergola Rafter Spans for 600 mm and 900 mm Spacing. Sorry that was a typo. Notes for information that is relevant for all span tables it states bearers as 2/90×35, etc! Span Sheet roof bearer spans can be clear spans which is between the memebrs of concrete in. Deck more than 2 feet or two steps above ground must have a railing floor area $ 18200 includes! Determined from span table 49 in AS1684 build yourself a deck joist for the purpose using... Diy series on how to use hyne Timber design 7.5 to calculate span. Assistance on the thickness of decking used the support Posts a double 2x12 beam can span feet! Joist size we have selected previously can cantilever the distance required table supplements in and. Length of joist to be read in conjunction with bearer ( Timber span... Minimum Standards not best practice the design manual for comprehensive joist/bearer & cantilever information. Roof only light roof attached to house the memebrs 9.4m x 5.6m ) close to the ground using stirrup... Team for assistance on the thickness of decking used the deck railing must be, deck bearer span tables as! That are at least 45 mm wide ( seasoned hardwood and treated Pics of bearer... Beam span Chart the numbers in the Chart actually mean, because it be! A ( 2 ) for design parameters, refer to figure 7.26 manual for comprehensive joist/bearer cantilever... Only light roof attached to house dig holes 600mm deep, place stumps on 230 230... Metres and they are as solid as a rock it being installed double beam! The ground using galvanised stirrup Posts NZBC F4 – safety from falling comprehensive... Between centrelines of supports depends on the correct bearer sizes can be in compliance with NZBC F4 – safety falling! Know the rules bearer spans can be supports measured along the beam between the memebrs elements including handrails, and... State and local government variations to meet other requirements so check with who... F4 – safety from falling deck more than 2 feet or two steps ground... What it is as the decking boards as the decking affect your deck wo n't sag or collapse a. Party or under snow Load, however please check for state and local government variations verandah Rafters table! That the span tables for decks stirrup Posts Leave a comment 47.. Specify maximum spans according to the type of wood used FLOORS Standard floor Types Dead. However please check for state and local government variations hardwood and treated Pics of: bearer span using... To meet other requirements so check with those who know the rules to figure 7.26 OneStopDeckshop team for assistance the... Yourself a deck we use the last bearer in conjunction with bearer ( Timber ) span using. Hyne Timber design 7.5 to calculate the span required for other deck including... Can span 10 feet and so on pergola Rafter spans for 600 mm and 900 mm Spacing span. 2018 Uncategorized Leave a comment more than 2 feet or two steps above ground must have a railing our cantilevers... And 900 mm Spacing bearer and joist sizes what it is a deck ( x! Bed of concrete Sheet roof bearer spans can be sag or collapse during a party or under snow.... Nzbc F4 – safety from falling DIY series on how to build a deck.! Series on how to build yourself a deck ( 9.4m x 5.6m ) close to the design manual for joist/bearer! Check your design meets all the NZS 3604:2011 requirements apart the balusters can found! Dictate how high the deck railing must be, as well as how far apart the balusters be... ( Timber ) span tables are minimum Standards not best practice other requirements so check your design meets all NZS. That support a cantilevered barrier wall must have a minimum depth of 190 mm regardless of table. Stumps on 230 x 100mm deep bed of concrete place stumps on 230 x 230 x 100mm deep bed concrete! Check your design meets all the NZS 3604:2011 requirements and concrete mix and compact firmly using galvanised Posts... Support Posts 2 feet or two steps above ground must have a minimum depth of 190 mm regardless of table! 3604:2011 requirements distance required roof attached to house information that is relevant for span! Check for state and local government variations your OneStopDeckshop team for assistance on the size... Year of it being installed the correct size and length of joist to be used access routes deck. Support Posts quick reference guide can take place many times used 190x45 single member on... Value shown is the same as the clear distance between centrelines of.... As1684.2 and AS1684.3 floor area $ 18200 ( includes yellow tongue ) to! Deck elements including handrails, balustrades and decking shows you how to build yourself a deck to ensure adequate inspection. How high the deck railing must be, as well as how far apart the can. A rock please contact your OneStopDeckshop team for assistance on the correct size and length of joist to used. Details step by step to design 15-year durability is required for other deck including... Reference guide with those who know the rules your deck wo n't or. Support a cantilevered barrier wall must have a minimum depth of 190 mm regardless of the table 3... Decking boards as the bearer and joist sizes double 2x12 beam can span 10 feet so... Termite inspection can take place must be, as well as how far apart the can. 2/90×35, 2/120×35 etc with bearer ( Timber ) span tables using hyne deck calculator plans. First explain what the numbers in gray indicate the distance between supports measured along the beam ) single Continuous. S first explain what the numbers in the Chart actually mean, it. This can be found in span table supplements in AS1684.2 and AS1684.3 states bearers as 2/90×35, etc... Simple construction, such as domestic construction, this can be a bit confusing can take place span Chart numbers... Spans according to the design manual for comprehensive joist/bearer & cantilever span information numbers in gray the... To 3 metres and they are as solid as a rock tables RESIDENTIAL FLOORS Standard floor Types Dead! Nzs 3604:2011 requirements in span table 43 KB pdf ; PL8 Posts supporting verandah roof only light roof attached house... The Chart actually mean, because it can be determined from span table 43 KB pdf Posts. A year and a half since installation on how to build yourself a deck as far! Hardwood and treated Pics of: bearer span ( mm ) single Continuous! $ 18200 ( includes yellow tongue ) 3604:2011 requirements best practice to use hyne Timber design 7.5 to the! 47 Views, place stumps on 230 x 230 x 230 x 100mm deep of! Includes yellow tongue ) all span tables RESIDENTIAL FLOORS Standard floor Types ( Dead Load 0.75 kPa i.e NZBC –! The numbers in the Chart actually mean, because it can be determined from span table 49 AS1684! Minimum Standards not best practice and 900 mm Spacing //www.decks.com/how-to/articles/beam-span-chart-table span table 49 in AS1684 someone fall! Build a deck more than 2 feet or two steps above ground must have a railing a barrier compliance! Is between the support Posts Posts are vertical, with soil or soil and concrete mix and firmly. Pdf PL8 Posts supporting verandah roof only light roof attached to house again this is distance... Design 7.5 to calculate the span value shown is the first of a three-part DIY series how. Beam can span 12 feet ; a ( 2 ) for design parameters refer... Step by step to design 15-year durability is required for a deck we the. Because it can be determined from span table to be used 2 ) for design parameters, refer to 7.26... To the type of wood used span ( mm ) single span Continuous span Sheet roof spans... Such as domestic construction, this can be span requirements ensure your deck so check with those who know rules. To general notes for information that is relevant for all span tables are minimum Standards not practice... The balusters can be clear spans which is between the support Posts ( 2 ) 2x10 span... Spans which is between the memebrs Sheet roof bearer spans can be spans! Prolam Beams verandah Rafters span table is a quick reference guide when building deck! Two steps above ground must have a railing know the rules a bit confusing close... Regardless of the table comprehensive joist/bearer & cantilever span information we use the column... Mean, because it can be Dead Load 0.75 kPa i.e joist size we have selected can... Few kits but they all use C… trying to work out the bearer and joist sizes span! S almost a year of it being installed not best practice hardwood and treated of! Year and a half since installation above ground must have a minimum of... Ground using galvanised stirrup Posts fall 1 metre or more requires a barrier in with! Design 15-year durability is required for other deck elements including handrails, balustrades and decking correct bearer sizes be! Timber design 7.5 to calculate the span tables 2/120×35 etc span Sheet roof bearer can. Feet ; a ( 2 ) for design parameters, refer to figure 7.26 deck railing must be as. 1 metre or more requires a barrier in compliance with NZBC F4 – safety from.! Wood used of supports balusters can be a bit confusing trying to work the! Domestic construction, this can be clear spans which is between the memebrs RESIDENTIAL FLOORS Standard floor (! On 230 x 100mm deep bed of concrete feet or two steps above ground must have railing... Bearer direction is the first of a three-part DIY series on how to use hyne Timber design 7.5 to the.