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SPC Use Guide 2003. SOUTHERN PINE REFERENCE DESIGN VALUES. Based on SPIB Grading Rules and AWC National Design Specification® Values in pounds per square inch (psi) Effective June 1, 2012. For Utility, the Fb, Ft and Fc values apply to 4 ̋ wide lumber only. For lumber 4 ̋ thick and 8 ̋ or wider, multiply the Fb value by CF = 1.1.
27 sie 2020 · AMERICAN WOOD COUNCIL Table 4A Reference Design Values for Visually Graded Dimension Lumber (2" - 4" thick)1,2,3 (All species except Southern Pine — see Table 4B) (Tabulated design values are for normal load duration and dry service conditions. See NDS 4.3 for a comprehensive description of design value adjustment factors.)
19 lis 2023 · 2x4 lumber weight calculator, with a table showing the weight of 2x4 lumber by wood species and board length. Calculations are explained.
The lumber weight calculator below will estimate the weight, specific gravity, and density of any species of wood. To calculate other wood weights and volumes, check out: The log weight calculator to estimate green log weights by species and size
Lumber decreased 11.47 USD/1000 board feet or 2.00% since the beginning of 2024, according to trading on a contract for difference (CFD) that tracks the benchmark market for this commodity. Historically, Lumber reached an all time high of 1711.20 in May of 2021. Lumber - data, forecasts, historical chart - was last updated on November 4 of 2024.
Service, Southern Pine Inspection Bureau, West Coast Lumber Inspection Bureau, and Western Wood Products Association. Grading rules promulgated by these agencies, including reference design values therein, have been ap-proved by the Board of Review of the American Lumber Standard Committee and certified for conformance with
AWC_NDS2018-Supplement_20240204_AWCWebsite-Chapter-4-Reference-Design-Values.pdf. Page: of 49. ViewerJS. 31. REFERENCE . DESIGN VALUES. Table 4A. Reference Design Values for Visually Graded Dimension ... Pine Dimension Lumber (2" - 4" thick) ..... 39. Table 4C. Reference Design Values for Mechanically Graded ... Hardwood Timber (Members ...
