Northbound I-5 has been reduced to two lanes while the Washington State Department of Transportation (WSDOT) works on the next chapter of its invasive Revive I-5 project. As a result, the express lanes will only function south to north. Therefore, southbound I-5 drivers will be without access to the express lanes for the next five months. We’re working northbound this year with the express lanes northbound only.”“Next year, we’re going to be working southbound with the express lane southbound only,” he continued. “If we were to reverse the express lanes and run them for any period of time, we would lose that capacity altogether.