2005 Span Tables for Joists and Rafters

Span Tables for Joists and Rafters, 2005 Edition updates the 1993 edition below and provides a simplified system for determining allowable joist and rafter spans for typical loads encountered in one- and two-family dwellings. 

A tutorial for using the span tables is also available

 
2005 Design Values for Joists and Rafters

A companion Supplement to Span Tables for Joists and Rafters, Design Values for Joists and Rafters tabulates allowable bending stress (Fb) and elastic modulus (E) values for visually graded and mechanically graded dimension lumber. 

This edition has been updated to the 2005 NDS Supplement Design Values.