The Seattle Department of Transportation advises travelers of intermittent daytime single lane closures on the I-5 on-ramps at Mercer Street beginning Monday, July 22, for approximately two weeks. A single lane on eastbound Mercer Street will be closed between Boren Avenue North and the I-5 on-ramps at Mercer Street while crews perform curb barrier installation and landscaping work along the ramps. Work hours will be from 9 a.m. to 3 p.m. Three lanes of Mercer Street and the I-5 on-ramps will remain open during this work.