CB-503, Tripped at Amausi (AMS)/TSS at 06.15 hrs, Same reclosed but again tripped for Cantilever assembly hanging at km no.48/11 between Sonik-Unnao (SIC-ON) UP Line section causing OHE sagged. Same attended by TRD Staff. Major/Sec-LKO-CNB, Minor/Sec-Sonik-Unnao (SIC-ON), PTW-07.18-08.30 hrs. Under investigation.