He was arrested after a FIR was filed against him, the police said.
The manager was booked under Sections 308 (attempt to commit culpable homicide) 304 (culpable homicide not amounting to murder), 201 (causing disappearance of evidence) and 114 (abetment) of IPC, the police said.
A worker involved in repair died on the spot when he fell from a ladder about 60 feet from the ground.
Three others who were seriously injured were being treated in a hospital.