first_imgSouthbound lanes will be partially closed throughout the weekend on the Interstate 205 Bridge across the Columbia River as workers install temporary striping.Contractors were planning to close the right-hand lane at 7:30 p.m. Friday until 5 a.m. Monday. Three lanes will remain open, in contrast to the daytime double-lane closures that clogged Portland-area traffic during several weekends earlier this year.Double-lane closures will occur only overnight, starting at 10 p.m. The contractor will return next spring to install permanent striping.last_img