A driver was arrested for suspected impairment after crashing his vehicle off the southbound Interstate 5 ramp to Mercer Street in Seattle on Wednesday night, according to the Washington State Patrol.

WSDOT is facilitating a few off-ramp closures Thursday night that could have you rearranging your commute or evening plans.

SEATTLE — A driver who fell asleep at the wheel while traveling on the southbound I-5 ramp to Mercer St. hit a barrier and went over the edge, falling about 40 feet. When the driver spoke to ...