The 15th Edition Steel Construction Manual, first released in 2017, is the most current edition. The following standards, available as free downloads elsewhere on this site, are printed in Part 16 of this Manual: ANSI/AISC 360-16: Specification for Structural Steel Buildings, 2014 RCSC Specification for Structural Joints Using High-Strength Bolts, and ANSI/AISC 303-16: Code of Standard Practice for Steel Buildings and Bridges.