Installing Seismic Restraints for Duct and Pipe (FEMA P-414 / January 2004)

This guide shows installers how to attach ducts, pipes, and associated equipment to a building to minimize earthquake damage. Many attachment examples and arrangements are presented, including anchors and the use of special devices called seismic restraint devices. Seismic restraint devices include vibration isolation systems, cable or strut suspension systems, roof attachment systems, and the use of steel shapes.