The Seattle Department of Transportation will  be doing tree maintenance on the west side of Aurora Ave N tomorrow, Tuesday, October 20 from 9 a.m. to 3 p.m., closing down the far right curb lane from Thomas and John streets. There will be no through-traffic on Thomas between 6th Ave N and Aurora Ave N. There will be a detour for motorists traveling east on Thomas Street to access southbound Aurora, one block north on Harrison St. Only local access will be allowed on Thomas St.