Portland 's residents were requested to keep a 3-foot distance from TriMet 's operator .
TriMet also asked the public to `` maintain a 3-foot distance from the operator , as a precaution for both them and the operator '' .  On March 23 , TriMet asked people to `` please only take transit if necessary '' and said schedule changes were possible.  The taxicab company Radio Cab also improved cleaning procedures.
2020 coronavirus pandemic in Portland, Oregon