This collection of the 2015 IBC SEAOC Structural/Seismic Design Manual contains the following three volumes, please note that the 2012 Editions of Volumes 4 & 5 are still applicable and relevant to the 2015 IBC. Members/Customers who need the complete collection volumes 1-5 applicable to 2015 IBC please click here 2015 Structural/Seismic Design Manuals – Complete Collection (2015 Vol. 1-3 and 2012 Vol. 4 - 5)