Lane closures and traffic shifts will take place on northbound I-580 at the Reno spaghetti bowl today for roadside shoulder improvements. Lanes of northbound I-580 will be reduced and shifted from Mill Street to the spaghetti bowl between approximately 6 a.m.-12 noon. NDOT roadway maintenance crews will grade and repave a section of paved roadway shoulder to further elevate the shoulder to roadway level for enhanced safety. Drivers should expect moderate travel delays.