A transient was in critical condition Thursday morning in LDS Hospital following a fight beneath a viaduct Wednesday night.

Ruben Payan, 34, was one of three men injured during a brawl underneath the Fourth South viaduct near 350 West, said Salt Lake police detective John Foster.Claudio Rosas, 24, 162 N. Sixth West, and Juan Covarruvias, 24, were in good condition at local hospitals, Foster said.

The detective was not sure how the fight started or who assaulted whom. The victims were either too beaten or too drunk to be questioned Wednesday night, Foster said.

An anonymous caller reported the fight about 7:45 p.m.