Tables.PDF (PDF File)
For rafters with roof live loads less than 20 psf, see AF&PA's Span Tables for Joists and Rafters, ... The load duration factor, CD, was also applied as noted in each table. Span Computations The maximum spans were computed using standard engineering design formulas for simple span beams with uniform loads.
www.msrlumber.org/spantables.pdf www.msrlumber.org/spantables.pdf
Maximum Span Calculator for Joists & Rafters. 4.XX Users - click here ... Floor Joists, Ceiling Joists, Rafters (Snow Load), Rafters (Roof Live-Load) ...
www.awc.org/calculators/span/calc/ www.awc.org/calculators/span/calc/
These documents provide an expanded view of span-table use through "explanation" and "commentary" sections at the beginning and end of the publications. ... Rafters are sized the same way as joists: Establish live load, dead load and deflection limits; use the appropriate rafter table to determine acceptable Fb and E values;
www.awc.org/technical/spantables/tutorial.htm www.awc.org/technical/spantables/tutorial.htm
Expert advice and tips on Roofing topics | Rafter Span Tables ... Rafter Angle Square; Rafter Bracing; Rafter Calculator; Rafter Hangers; Rafter Hook; Rafter Insulation; Rafter Joist; Rafter Span Tables; Rafter Square; Rafter Table; ... Solar Powered Roof...
www.roofingfaq.com/Roofing/RafterSpanTables.php www.roofingfaq.com/Roofing/RafterSpanTables.php
Please click on the Table Number below to download the maximum span table of your choice. Also click on Using These Tables. ... Click for an online joist & rafter span calculator provided by AF&PA's American Wood Council.
www.southernpine.com/spantables.shtml www.southernpine.com/spantables.shtml
1/3/2002 JOIST SPANS JOIST Size (in.) SPANS ARE JOISTS OVER A SINGLE SPAN AND ARE FOR USE IN COVERED STRUCTURES. SPANS APPLY TO LUMBER SURFACED "GREEN" OR SURFACED "DRY" WHICH CONFORMS TO PS20-99 SIZES. APPLICABLE DESIGN CRITERIA ARE SHOWN IN THE HEADING FOR EACH TABLE Douglas Fir No.
www.wclib.org/pdfs/SimpSpanTbls.pdf www.wclib.org/pdfs/SimpSpanTbls.pdf
RAFTER SPAN TABLE (PDF File)
RAFTER SPAN TABLE ALLOWABLE SPANS IN FEET & INCHES #2 Spruce-Pine-Fir NOMINAL O.C. SIZE 12" 16" 24" 12" 16" 24" 12" 16" 24" 12" 16" 24" Ground Snow Ground Snow Load=30psf Load=30psf Ceiling Attached. Ceiling Not Attached.
www.seda-cog.org/ck-cog/lib/ck-cog/rafterspantable.pdf www.seda-cog.org/ck-cog/lib/ck-cog/rafterspantable.pdf
RAFTER SPAN TABLE (PDF File)
RAFTER SPAN TABLE; ALLOWABLE SPANS IN FEET & INCHES; #2 Spruce-Pine-Fir; NOMINAL; SIZE; O.C. Ground Snow Load=30psf Ceiling Not Attached. Dead Load = 10psf; Ground Snow Load=30psf Ceiling Attached. Dead Load = 10psf; ... #2 Spruce-Pine-Fir; NOMINAL; SIZE; O.C. Ground Snow Load=30psf Ceiling Not Attached.
www.ckcog.com/ck-cog/lib/ck-cog/rafterspantable.pdf www.ckcog.com/ck-cog/lib/ck-cog/rafterspantable.pdf
Table may be used for other species and grades of wood by adjusting the spans as follows: ... *For the these grades and species the span may be increased by the following percentages:
www.sundancesupply.com/RafterSpanNotes.html www.sundancesupply.com/RafterSpanNotes.html
(2/27/2007) - Recent weather conditions in Minnesota may result in excessive roof loads on agricultural buildings due to the accumulation of snow and ice.
www.extension.umn.edu/extensionnews/2005/snowload07.htm... www.extension.umn.edu/extensionnews/2005/snowload07.html
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