Seasoned Hardwood Span Tables

Included are span tables for.

Seasoned hardwood span tables. Refer to general notes for information that is relevant for all span tables. Seasoning refers to the process of removing moisture from timber or drying timber. Refer to as1684 tables for other overhang spans. Solid seasoned hardwood timber tends to have a superior dimensional stability to unseasoned hardwood timber and is much less prone to warping and splitting.

Seasoned softwood treated f7. The book has been produced to supplement as 1684 residential timber framed construction. Seasoned softwood mgp10. Seasoned hardwood f17 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.

Maximum overhang of batten is 250 mm. Ns not suitable. Installation requirements for sizes and span tables. Intended use boral f27 seasoned hardwood is suitable for use in buildings in internal applications and for some species in external above ground weather exposed applications.

Seasoning hardwood timber enhances the basic properties of the timber increasing the stiffness bending strength and compression strength. Unseasoned softwood f7. Span tables allow users to choose an appropriate size and stress grade to achieve spanning needs. Unseasoned hardwood f8.

Thora timbers dressed hardwood span tables we hereby certify that the span tables prepared for thora wholesale timbers p l for dressed hardwood stress grades f14 and f17 have been prepared generally in accordance with the design criteria contained in as 1684 1 1999 residential timber framed. Use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads. See table below to determine which species qualify for above ground durability class. Seasoned softwood is a popular choice for house construction in australia particularly when used in pergolas for a number of important reasons.

Stress grades and timber sizes combine to determine the spanning ability of load carrying members. Seasoned hardwood f17 supa17 f27. Engineered products lvl i joists.