Collapse Assessment of Structural Systems Subjected to Earthquakes

• Sidesway collapse of a 4-story steel moment resisting frame (Frame 1 NEES Collapse)

• Sidesway collapse of a 4-story steel moment resisting frame (Frame 2 NEES Collapse)

• Plastic hinging at a column base (Frame 2, NEES Collapse)

• Plastic hinging at a steel beam (Frame 2, NEES Collapse)