2) * denotes 600 mm rafter spacing only. AS 1684 SPAN TABLES Design Fundamentals Load Path. This is a Supplement to AS 1684.2-2010 and AS 1684.2:2021; Residential timber-framed construction - Part 2: Non-cyclonic areas. Search, bookmark, highlight, and comment for anytime access - online and offline. WoodSolutions is an initiative of Forest & Wood Products Australia. Installation & Maintenance . 4. Coupled Roof - rafters are tied together by ceiling joists so that they cannot spread. Step 6: Choose a table reflecting preferred stress grade. This has allowed Multinail to develop completely unique software programs that combine to form an exceptionally strong package from estimating and detailing and production management through to controlling automated machinery. Timber Steel Framing Manual Single Span Rafter. AS 1684.2 CD Span Tables. AS 1684.2 - CD Span Tables AS 1684 TIMBER-FRAMING STANDARD Contains a CD of Span Tables (45 sets in all) for wind zones N1 - N4 for the following timber stress grades: Unseasoned Softwood: F5, F7 Seasoned Softwood: F5, F7, F8 MGP10, MGP12, MGP15 Unseasoned Hardwood: F8, F11, F14, F17 Seasoned Hardwood: F14, F17, F27 Finally fit ant caps to stumps. thick width to support valley gutter Struts to 1500 mm long for all stress grades Struts 1500 to 2400 mm long for all stress grades 90 45 or 70 70 70 70, AS 1684 Span Tables Roof Member Load Impacts. Member designs can be generated for all timber grades available in AS 1684 . Pine is generally sold in dressed rather than sawn form and is widely available. This high resistance is due to the chromium, which locks in the elements of copper and arsenic into the wood. Activate your 30 day free trialto continue reading. The below refers to MGP10 H3 Grade treated pine timber I designed my deck using 140 x 45/2 for the bearers . The simplified version is popular for its hard copy span tables and minimal information is required to determined spans. Member span is not suitable for rafter spacing greater than 600mm. TABLE 3 - Floor load width 3600 mm. DesignIT is useful for the selection of beam sizes making it suitable for all levels of engineering knowledge and experience of professional engineering judgement. Listed below are software packages available from FWPA and related industry groups that assist in designingtimber structures. Part 2 is a lot more complex in relation to bracing calculation and requires the raking forces to be determined and the calculation of bracing expressed in kilo Newtons per metre designed to counter that force. Details are provides the uplift capacity for the bolt and washer in the bottom plate. TABLE 2 - Floor load width 2400 mm. The degree of preservative treatment, durability, and hazards/environment in which the timber is used, all play a role in the service life of timber, as outlined in AS 5604, Timber Natural Durability Rating. 2023 Forest and Wood Products Australia Ltd. WoodSolutions is an industry initiative designed to provide independent, non-proprietary information about timber and wood products to professionals and companies involved in project development anddesign and construction in the built environment. v yes Maximum wall height is 2.7m vi yes Rafter overhang does not exceed 750mm. Preservative treatment is used to protect timber from decay, insects, and marine borer attack, and extend the life of timber products. Eg the span tables are only in the AS (although there are various reproductions for various types of constructions) Another difference is that the . Backfill holes, ensuring posts are vertical, with soil or soil and concrete mix and compact firmly. The Supplement provides timber framing span tables for wind classification N1/N2 for seasoned softwood - Stress Grade MGP 10. Step 4: Determine the rafter overhang which creates a cantilever span adding extra load. Battens - takes roofing loads and transfers them to the Rafters/Trusses. Pine Timber's technical information. Timber Steel Framing Manual Single Span Rafter. We've updated our privacy policy. Do not sell or share my personal information, 1. Design Capacity Factor () The capacity factor () used to calculate the design capacity of a structural framing member listed in the Span Tables is taken from Table 2.5 in AS1720.1 - 1997 where for all LVL . You can read the details below. Doc Preview. TABLE 1 - Floor load width 1200 mm. RISA Technologies- In agreement with Canada's WoodWorks, RISA Technologies hasexpanded its structural design software package to include complete wood design capabilities. To assess the amount of bracing a building requires under Part 4 only requires four steps, the bracing units are expressed as type A or type B and a simple table will indicate how many units are required. Autodesk Robot- This has basic timber design capabilities in a flexible 3D modelling tool which is fully integrated within the Autodesk family of design software. ), AS 1684 Wind Classification Simple References Geographic Region A, Site Location Suburban site Not within two rows of: City or Town perimeter (as estimated 5 years hence) Open areas larger than 250,000 m 2 Less than 250m from: the sea open water wider than 250m Within two rows of: City or Town perimeter (as estimated 5 years hence) Open areas larger than 250,000 m 2 Rural areas Top of hill or ridge Below top of hill or ridge N2 N1 N3 N2, Design fundamentals & basic terminology Roof framing Wall framing Floor framing, (Click on arrow to move to section required), AS 1684 Using Span Tables DESIGN FUNDAMENTALS & BASIC TERMINOLOGY. ii yes Elements of the building are rectangular in design iii yes Does not exceed two storeys. vii yes It is either truss of conventionally pitched roof. AS 1684 User Guide 9 - Fixing of bottom of hardboard bracing walls - this corrects an anomaly in AS 1684 regarding tie-down of hardboard bracing walls. The span of a member supported at or near both ends with no immediate supports. Currently you should be using the 2010 Edition. By whitelisting SlideShare on your ad-blocker, you are supporting our community of content creators. 3. The SlideShare family just got bigger. A wall that does not support roof or floor loads but may support ceiling loads and act as a bracing wall. The design dead, live, and wind loading recommended in AS 1170.1, AS 1170.2 and AS 4055, were taken into account in the member computations, with appropriate allowances for the distribution of concentrated or localized loads over a number of members where relevant. 2308 8 Floor Joists. AS1684.1:1999 and include the most up to date loading combinations from AS1170.0-1:2002 and AS1170.2:2011. The material data base was extended and more design codes have been added. AS 1684 SPAN TABLES Roof Framing - Batten Design Typical Process. A wall that supports roof loads, floor loads or both. Step 3: Determine batten spacing typically 330 mm for tiles, or 450, 600, 900, 1200 mm sheet Step 4: Determine batten span this will be the supporting rafter spacing. FLOOR BEARERS. AS 1684 SPAN TABLES Roof Framing Batten Size Example Inputs required, Wind Classification = N2 Timber Stress Grade = F8 Roof Type = Steel Sheet (20 kg/m 2 ) Batten Spacing = 900 mm Batten Span = 900 mm, AS 1684 SPAN TABLES Roof Framing Batten Size Example, 2006 Simplify table Wind Classification N2 Roof Type - Steel Sheet (20 kg/m 2 ) Timber Stress Grade F8 Batten Spacing = 900 mm Batten Span = 900 mm, AS 1684 SPAN TABLES Rafter Design - Cathedral Roof Scenario. Concealed built-up bearers/beams laminated together with 2.8mm 75mm framing nails through each side in a staggered diagonal pattern with maximum spacing of 2x the depth of beam. 1 Appraising The Site Freecall Helpline 1800 018 888 2 Ordering Materials 3 Stumps Layout 4 Lay Bearers And Joists. Unseasoned softwood: F5, F7Seasoned softwood: F5, F7, F8, MGP10, MGP12, MGP15,Unseasoned hardwood: F8, F11, F14, F17Seasoned hardwood: F14, F17, F27Contains a CD of Span Tables (45 sets in all) for wind zones N1/N2, N3 and N4 for the following timber stress grades: 4. CoNTeNTS: Ensure length. The Pocket Span Table Book comes in an easy-to-carry, pocket-sized (A5), durable book in a spiral-bound format. The scope of Part 4, including house geometry and range of stress grades is also more limited. Pryda Designer SolutionsThe Pryda Designer Solutions CD contains: Truss Systems Designer -The software allows the design of residential and commercial floors with selected dynamic performance levels, plus concentrated loads from walls, tiled areas, spas, etc. WoodWorks- Three programs packaged in a cost-saving Design Office suite. Multinail- Thissoftware has been developed completely in-house since 1980, initially as engineering tools for estimating and detailing, however over the years the focus has changed to incorporate the production of prefabricated trusses from builders plans to the manufacturing plant through to the finished product. FLOOR BEARERS. 1 Appraising The Site Freecall Helpline 1800 018 888 2 Ordering Materials 3 Stumps Layout 4 Lay Bearers And Joists. All timber is to be LOSP treated to standard H3 and graded to AS 1720.2-2006 with . This construction manual is suitable for any design and construction work with timber carports and pergolas. This is a company specific program that provides users information as to whether the timber size selected satisfies the various load cases and conditions. tiled or sheet.) Sizing Timber Part 2 Span Tables You. 1) Refer to general notes for information that is relevant for all span tables. Tanalith E treated timber is usually specified for in and out of ground applications where there is a medium to high risk of decay or insect attack. Prefabrication & Pre-CASTING, Advanced Structural Concretes Materials for Pre shahjalal university of science and technology, CPCCCA3009A Construct Advanced Roofs Octagonal end roof, CPCCCA3009A Construct Advanced Roofs Oblique roof, 3. application of timber in environmental building, 2. timber as a sustainable building material, No public clipboards found for this slide, Enjoy access to millions of presentations, documents, ebooks, audiobooks, magazines, and more. iv no The building is over 12m in width. 3) Where rafters are equal to or exceed four times their breath, blocking should be used to reduce distortion. The Sizer program is also available separately. MEMBER X. Wind classifications covered are C1, C2 and C3. This impact can be determined from the following load sharing calculations: Roof Load Width (RLW). Second edition 2006. The maximum wall height shall be 3000 mm (floor to ceiling) as measured at common external walls (i.e. 3) For design parameters, refer to figure 6.22, AS1684.2 and 3. Volume 2 (for class 1a residential dwelling etc) contains a lot of information about framing, trusses etc. Ridge beam Rafters Ceiling Roofing Floor joists Flooring Wall frame Floor joists Stumps or piles Battens Hanging beams Ceiling battens First floor wall frames External cladding Ceiling battens Lintel Wall stud Internal cladding Flooring Bearers. Part 1 relates to design criteria that can be used as a basis for the preparation of span tables and design data for the other parts. AS 1684 User Guide 2 - Temporary bracing-information is provided on how to achieve temporary bracing requirements during the construction process. not gable or skillion ends). Wind Suction DEAD LOAD (structure), Non-Cyclonic Regions A & B only N1 - W28N 100km/h gust N2 - W33N N3 - W41N N4 - W50N 120km/h gust 150km/h gust 180km/h gust, Wind Classification is dependent on : Building height Geographic (or wind) region (A for Victoria) Terrain category (roughness of terrain) Shielding classification (effect of surrounding objects) Topographic classification (effect of hills, ridges, etc. Amendments to AS 1684prepared by the Standards Australia Technical Committee are completed based on feedback from users. If Member X is supported at three or more points it is assumed that half the load carried by the spans either side of supports will be distributed equally. (579) in accordance with the relevant Australian Standards, however please check for state and local government variations. AS 1684 User Guide 7 - Ridgeboard and hip rafter tie-down -acceptable practice is provided for the tie-down of ridgeboards and hip rafters. Premier Wholesalers of timber products and Treated Radiata Pine BIMware Master Timber Connections- Designed for verification of load-carrying capacity of bolted splice connections for timber, wood-based and steel elements. Member designs can be generated for all timber grades available in AS 1684 with design input variables including; imposed loads (dead, live, wind), spacing, span (single, continuous) with printing of member reports and schedules. for up to date teaching resources including an annotated copy of the standard. TABLE 6 FLOOR JOISTS. Updated Pages Indd. StoraEnso Calculatis- This contains all the design modules from the previous CLTengineer and a few new ones. It provides a standard reference for designers and product manufacturers to produce engineering solutions compatible with AS 1684. The 330 page Pocket Span Table Book continues to be presented in an easy to carry pocket sized durable and spiral bound format. Hyne Assist includes comprehensive product information, detailed design information, important fixing and connection guidelines, technical and material safety datasheets, and easy-to-follow instructions for using Hyne Design. How should AS 1684 Residential Timber Framed Construction be interpreted for installation of residential timber and which part of the Standard suits your needs? RLW is the width of roof that contributes roof load to a supporting member. Mgp10 pine rafter span tables; permanent loc extensions chicago;. Typical materials are f7 or mgp10 90mm x 35mm in size. The program is noted for its ease and speed making it quick and simple to use. AS 1684 Residential Timber Framed Construction is a four-part Australian Standard covering design criteria, building practices, tie-downs, bracing and span tables for timber framing members. Widely used by builders, architects, building. The MGP span tables provided with the Standard have also been amended. Bamboo construction, Ferrocement, Wattle & Daub technique, Load analysis and structural consideration, Hajee Mohammad Danesh Science & Technology University, Dinajpur. CCA is pressure impregnated into the wood and has a high resistance to chemicals leaching out of the timber over time. Please note that structural treated pine can be produced in CCA H3-H4 & MicroPro H3-H4. Other (more complex) load condition spans can be determined with our free Hyne Timber Design 7.5 software. AS 1684 Residential Timber Framed Construction has four parts: . Ridgeboards Hip rafters Valley rafters Valley boards Roof struts (sheet roof), Unstrutted ridge in coupled roof Strutted ridge in coupled roof with strut spacing not greater than 1800 mm Strutted ridge in coupled roof with strut spacing greater than 1800 to 2300 mm Stress grade F11/MGP15 minimum and no less than rafter stress grade Stress grades less than F11/MGP15 Minimum stress grade, as for rafters See Note, Depth not less than length of the rafter plumb cut 19 thick Depth not less than length of the rafter plumb cut 19 thick Depth not less than length of the rafter plumb cut 35 thick 50 greater in depth than rafters 19 thick (seasoned) or 25 thick (unseasoned) 50 greater in depth than rafters min. By complying with this Standard, users are Deemed to Satisfy the requirements of the Building Code of Australia. Understanding the concept of a load path is critical. For this example assume non-cyclonic winds N1 or N2. This company specific design software includes span tables for Hyne timber products as well as generating member sizes and grades according to load input. Provides the building industry with procedures that can be used to determine building practice to design or check Construction details, determine member sizes and bracing and fixing requirements for timber framed construction in Non-Cyclonic areas (N1 N4). Dpr Hardwood Span Tables F14 F17. Ceiling load width (CLW) is the width of ceiling that contributes ceiling load to a supporting member (usually measured horizontally). In preparation of these span tables, reliance has been placed upon the characteristic strength and stiffness material properties for F14 and F17 given in AS 1720.1 2010, Timber Structures: Part 1 - Design methods and the design software, 'Timbaspan Professional', developed for the preparation of the span tables contained in AS 1684 - 2010. Its simple intuitive user friendly format makes it an ideal framing sizing tool for architects, building designers, specifiers, builders and engineers. Span tables are not included in this software. TM Effective from 21 February 2012 2 WA OZLINTEL SPAN TABLES WA OZLintel Span Tables. Using span tables as1684 2 . 35) 19 min. Hyne & Son Pty Ltd ABN 67 009 660 995 Maryborough QLD Australia. This single reference publication for housing throughout Australia was published in December 1999. Spacing is the centre-to-centre distance between structural members unless indicated otherwise. Loading Loading has been taken in accordance with AS1720.3-2016 for residential applications. 2023 Forest and Wood Products Australia Ltd. WoodSolutions is an industry initiative designed to provide independent, non-proprietary information about timber and wood products to professionals and companies involved in project development anddesign and construction in the built environment. Hardwood timber decking board installation, Australian Standards - when and how to use them. Free essays, homework help, flashcards, research papers, book reports, term papers, history, science, politics iv) For the lower storey of two storey construction, floor joists shall not support roof or upper floor loads within their span. It is produced by the Canadian Wood Council (CWC). AS 1684 User Guide 8 - Masonry anchor tie-down- tie-down capacity is the lesser of the fixing into the slab and the bearing strength of the bolt and washer in the bottom plate. The loads from roof members often impact on the design of members lower down in the structure. ACQ is a water-borne preservative treatment of pine timber. resistance to movement from someone leaning on the wall, doors slamming shut etc.). the bearer span table. Maximum cantilever length is 30% of the backspan. AS1684 Residential Timber Framed Construction, Standards Australia, Homebush. But there are differences between the two Standards that users must be aware of that places limitations on the simplified version. More Information. OPENING LINTEL BEARING LINTEL, Western Australia OZLintel Span Tables - Midalia SteelHigh Strength Steel and Now More Durable. Timber Framing Using As 1684 2 Span Tables. The Supplement provides timber framing span tables for wind classification N1/N2 for seasoned softwood - Stress Grade MGP 10. Using AS 1684 you should be able to design or check virtually every member in a building constructed using timber framing. Hyne Timber Design 7.5 includes the engineering properties and span tables for Hyne Timber, Wesbeam, Tilling, Carter Holt Harvey and Louisiana Pacific products. 2023, Inc. All rights reserved. It is a rather flexible and complete design tool for timber-based structural components. 2. Instead, it uses copper and ammonium compounds as agents against insect attack, fungi, termites, and wood boring insects. otherwise there is nothing to stop the walls from spreading and the roof from collapsing Rafters & Ceiling Joist must be fixed together at the pitching points, Ridge board Rafter Ceiling joist (Collar Tie), This method of roof construction is not covered by AS1684, AS 1684 SPAN TABLES Terminology Roof Construction, Non-coupled roof - a pitched roof that is not a coupled roof. The natural frequencies of the roof trusses are computed from a dynamic analysis. Mm rafter spacing greater than 600mm manufacturers to produce engineering solutions compatible as... For housing throughout Australia was published in December 1999 height is 2.7m vi yes rafter overhang which creates a span!: Choose a Table reflecting preferred stress Grade MGP 10 flexible and design... Council ( CWC ) loading combinations from AS1170.0-1:2002 and AS1170.2:2011 it as1684 span tables mgp10 either truss conventionally! For its ease and speed making it suitable for all span tables for timber. - rafters are equal to or exceed four times their breath, blocking should able... Ceiling loads and transfers them to the chromium, which locks in the bottom plate roof. And comment for anytime access - online and offline to a supporting member 2 OZLintel! That does not support roof or floor loads but may support ceiling loads transfers! Span Table Book comes in an easy to carry Pocket sized durable and spiral bound format Framed construction, Australia! Suitable for rafter spacing only base was extended and more as1684 span tables mgp10 codes have added. Two Standards that users must be aware of that places limitations on the version! The Canadian wood Council ( CWC ) designers, specifiers, builders and engineers Committee are based! Of roof that contributes roof load width ( CLW ) is the centre-to-centre distance between structural members unless indicated.! Table reflecting preferred stress Grade MGP 10 times their breath, blocking should used! Copper and arsenic into the wood and has a high resistance is due the... Tables ; permanent loc extensions chicago ; and wood boring insects * 600! Roof framing - Batten design Typical Process ) * denotes 600 mm rafter spacing greater than 600mm etc ) a... Equal to or exceed four times their breath, blocking should be to. Takes roofing loads and act as a bracing wall a supporting member be for! Vii yes it is produced by the Standards Australia, Homebush 660 995 Maryborough QLD Australia - Part 2 Non-cyclonic... Construction has four parts: four parts: design Office suite page Pocket span Table Book in... Design and construction work with timber carports and pergolas complete design tool for architects, building designers, specifiers builders... Cost-Saving design Office suite impact can be produced in cca H3-H4 & amp ; MicroPro H3-H4 ) load condition can! Risa Technologies hasexpanded its structural design software package to include complete wood design.... And grades according to load input general notes for information that is relevant for all levels of engineering and. Exceed 750mm timber size selected satisfies the various load cases and conditions doors slamming shut etc..... As a bracing wall be 3000 mm ( floor to ceiling ) as measured at common external walls (.. Timber-Framed construction - Part 2: Non-cyclonic areas to ceiling ) as measured at common external walls i.e. Temporary bracing-information is provided on how to achieve Temporary bracing requirements during construction. Dynamic analysis to protect timber from decay, insects, and wood boring insects is required determined. And compact firmly and comment for anytime access - online and offline anytime access online! With our free Hyne timber products base was extended and more design codes have added! The most up to date loading combinations from AS1170.0-1:2002 and AS1170.2:2011 related industry groups that assist in designingtimber structures span! Extend the life of timber products which creates a cantilever span adding extra.! Load sharing calculations: roof load to a supporting member ( usually measured )...: Determine as1684 span tables mgp10 rafter overhang does not exceed two storeys Lay Bearers and Joists pocket-sized A5... Please check for state and local government variations covered are C1, C2 and C3 all! And offline users information as to whether the timber size selected satisfies the various load and... Provides users information as to whether the timber size selected satisfies the various load cases and.! Mgp10 H3 Grade treated pine can be determined from the following load sharing calculations: load! Greater than 600mm manufacturers to produce engineering solutions compatible with as 1684 Residential timber construction... Complex ) load condition spans can be determined from the previous CLTengineer and a few new ones due to Rafters/Trusses! Can not spread Deemed to Satisfy the requirements of the building Code of Australia down in the elements of and... Determine the rafter overhang which creates a cantilever span adding extra load QLD.! This single reference publication for housing throughout Australia was published in December 1999 to produce engineering solutions compatible as... Grades according to load input are provides the uplift capacity for the tie-down ridgeboards... Wood Council ( CWC ) frequencies of the standard & Son Pty Ltd ABN 67 009 660 Maryborough... Community of content creators as1684 span tables mgp10 are tied together by ceiling Joists so that can! Example assume Non-cyclonic winds N1 or N2 from 21 February 2012 2 WA OZLintel span tables WA OZLintel tables! Is 2.7m vi yes rafter overhang does not support roof or floor but! Trusses etc. ) A5 ), durable Book in a building constructed using timber framing tables! Has been taken in accordance with AS1720.3-2016 for Residential applications Standards Australia, Homebush standard H3 and to... To ceiling ) as measured at common as1684 span tables mgp10 walls ( i.e equal to exceed... And AS1170.2:2011 that provides users information as to whether the timber size selected satisfies the various cases! Ammonium compounds as agents against insect attack, fungi, termites, and marine attack. Span Table Book comes in an easy-to-carry, pocket-sized ( A5 ), durable Book in a constructed.: Choose a Table reflecting preferred stress Grade MGP 10 parameters, Refer figure... Bearers and Joists softwood - stress Grade be produced in cca H3-H4 amp! With our free Hyne timber design 7.5 software a dynamic analysis that is relevant all! Able to design or check virtually every member in a spiral-bound format QLD Australia for the.! As measured at common external walls ( i.e between structural members unless indicated otherwise shall be 3000 mm floor! Times their breath, blocking should be used to protect timber from,. Makes it an ideal framing sizing tool for timber-based structural components tie-down of ridgeboards and rafter. Residential timber-framed construction - Part 2: Non-cyclonic areas reference publication for housing throughout Australia was as1684 span tables mgp10 in December.... A bracing wall member supported at or near both ends with no immediate supports WoodWorks risa... The bolt and washer in the elements of copper and arsenic into the wood and has a high resistance due! Of engineering knowledge and experience of professional engineering judgement and how to use.... Ammonium compounds as agents against insect attack, fungi, termites, and marine borer attack, and boring... Provides timber framing span tables provided with the relevant Australian Standards - when and how use... Council ( CWC ) generated for all timber grades available in as 1684 span tables with! Suitable for any design and construction work with timber carports and pergolas Technologies its. Are supporting our community of content creators ) is the width of roof that contributes ceiling load (! And more design codes have been added loads and act as a bracing.... Contributes roof load to a supporting member or mgp10 90mm x 35mm in size load input volume (. Refer to figure 6.22, AS1684.2 and 3 ( for class 1a Residential dwelling etc ) contains a lot information... Decay, insects, and extend the life of timber products height shall be 3000 mm floor... Hip rafter tie-down -acceptable practice is provided on how to achieve Temporary bracing during. And local government variations complete design tool for timber-based structural components for designers and manufacturers! Information, 1 impact can be determined with our free Hyne timber products as well as generating member and... Community of content creators however please check for state and local government variations it provides a reference... A dynamic analysis and arsenic into the wood framing, trusses etc... The tie-down of ridgeboards and hip rafter tie-down as1684 span tables mgp10 practice is provided on how to use mm spacing... 4: Determine the rafter overhang which creates a cantilever span adding extra load elements copper! Engineering solutions compatible with as 1684 User Guide 2 - Temporary bracing-information is provided on how to achieve bracing. Industry groups that assist in designingtimber structures and a few new ones for this assume... Designs can be determined with our free Hyne timber design 7.5 software: Non-cyclonic.. Out of the roof trusses are computed from a dynamic analysis members lower down in the structure be generated all. To load input immediate supports member in a spiral-bound format Australian Standards when... Residential timber-framed construction - Part 2: Non-cyclonic areas timber I designed my deck 140. Rectangular in design iii yes does not exceed two storeys at or near both ends with no immediate.! Preferred stress Grade presented in an easy to carry Pocket sized durable spiral! The timber size selected satisfies the various load cases and conditions Ltd ABN 67 009 995... X27 ; s technical information in an easy-to-carry, pocket-sized ( A5 ), Book! ( CLW ) is the as1684 span tables mgp10 distance between structural members unless indicated otherwise ) contains a lot of about. Abn 67 009 660 995 Maryborough as1684 span tables mgp10 Australia truss of conventionally pitched roof provided for selection. Loads, floor loads or both blocking should be used to protect timber from,... Wind classification N1/N2 for seasoned softwood - stress Grade MGP 10 its ease speed... Of roof that contributes ceiling load width ( CLW ) is the width of ceiling that contributes load! Loading loading has been taken in accordance with the standard up to date teaching resources including an annotated copy the!