Supersedes: Span tables for solid timber members in floors, ceilings and roofs for dwellings. 2nd edition (TRADA, ). This document has been split into parts. Does anyone know how to get hold of a span table for solid timber members? I know TRADA sell this information, but personally i think its a disgrace This is standard building information that should be free to all, for the. (a) the guidance given in “Eurocode 5 span tables for solid timber members in TRADA and available from Chiltern House, Stocking Lane.

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In contact with, or embedded in, frada outer leaf of an external cavity wall or a single leaf external wall. For example a 6×2 will span 3m or a 9×2 will span 4. This document Newer versions Older versions. No, create an account now. Protection of metal support and restraint components including wall ties built into masonry.

You’re just one step away Effectiveness of stress relieving of cold formed components to be tested by the supplier using the mercurous nitrate test described in BS EN ISO Introduction to timber frame construction Magazine Article: Whilst they are no longer funded by government san contained within the Building Regulations, they are still referenced in Approved Document A and can now be purchased directly from our Bookshop.

Call our technical helpline for independent expert advice The tables cover softwood species and grade combinations which satisfy strength classes C16 and C24, and comply with current regulations and standards. Have a look in here.


For all other additional loads, joist sizes should be designed by an Engineer in accordance with Technical Requirement R3. Major Timber Industry Members. Sliding anchors, anchorages, bonding continuous support angles, support brackets and cavity wall ties. Your name or email address: Tdada is now a member of the BM TRADA Group of companies and is the appointed provider for research and information programmes and for the administration of its member services. Frse section sizes of the floor joists given in Tables 1 and 2 should be regularised, or be ALS or CLS to enable floors and ceilings to be level.

Span Tables

This document has been split into parts for ease of use. For spqn information, see our Training page. Reference should be made to Table 2 for guidance on which category of material and protection to use. For timber floors between dwellings, the dead load of the construction to meet acoustic performance is likely to be within the range 0.

Metal components, fres than wall ties built into masonry, should be made of a material listed below and protected in the way described in Table 1. Other published guidance Some key introductory guides on this subject include: They are in an annex.

Timber span tables | Screwfix Community Forum

Coating to be supplied after fabrication to the external surfaces and consisting of either: It is an NHBC recommendation that components in contact with, or embedded in, an inner leaf which is damp or exposed to periodic wettings eg below dpc should be protected in the same way as components in contact with, or embedded in, an outer leaf. Here you are – unless it gets split across 2 lines. Tables are included for domestic floor joists, ceiling joists and binders, and rafters and purlins supporting rafters for traditional pitched roofs.


Hello there friends, i am new to this forum, and came across the info regarding span tables, i have been searching in vain for weeks trying to obtain themmy building project has been on hold, would there be any chance that anyone would be able to email a copy of the span tables to me, it would be greatly appreciated, i could then start the roof project.

NHBC Standards

Document Status Indicators The Green document status indicator indicates that the document is: Dashboard Account Details Log out. Materials for metal support and restraint components and recommended protection levels.

For upper floors with a 22mm thick chipboard decking and Home Membership Wood Information Publications. Timber strength grading and strength classes Wood Information Sheet: Enough of the rant, can anyone help?

Case Studies Research Learning Resources. Want access to British Standards? Again there may be more recent versions of the document. The span tables are still on the Planning Portal. Take a look here. Share This Page Tweet. There used to be a table in old versions of Part A of the Building regs I think. I know TRADA sell this information, but personally i think its a disgrace that in someone at building regs turned around and decided that they would remove it from the next years regs, so as someone could profit from it.