The motorist who drove into a traffic-signal pole in Fairwood Thursday afternoon is a 24-year-old Renton man.

According to the King County Sheriff’s Office, the man was eastbound on Southeast Petrovitsky Road near 140th Avenue Southeast at about 3 p.m. in his 2008 Nissan Ultima, when he crossed the oncoming lanes and drove onto the sidewalk.

He continued down the sidewalk toward 140th Avenue  and ran into the pole on the northwest corner of the intersection, according to the Sheriff’s Office.  The light pole collapsed, coming down in the intersection  Speed was a factor in the accident, according to investigators.

The man was transported to a hospital with serious injuries. The road was closed into the evening for the investigation and because of the damaged pole.