The city of Knoxville and streetscape committee will hold an open house Tuesday evening. Interested citizens are invited to attend and find out how upcoming streetscape improvements will impact their businesses. The open house will be held at 113 East Main Street Tuesday. There will be presentations at 5:30 and 6:45 pm covering the design process and construction sequencing. Citizens may arrive at anytime between 5:15 and 7:30 pm and get information on the projects.