IS 13920:2016 Β· Clause 8 β Beam-Column Joints of Special Moment Resisting Frames
The beam-column joint is the most critical region in a moment-resisting frame β joint failure is brittle and progressive. IS 13920 mandates special transverse reinforcement and bar anchorage detailing in seismic zones III/IV/V. This page summarises the key rules; for full design check IS 13920 Cl. 8 + IS 456 Cl. 26.2.1.