If you are planning to travel to Oklahoma City or anywhere down south, plan for possible delays on I-35. According to the Oklahoma Department of Transportation, the interstate will be narrowed to one lane, southbound, near Guthrie in Logan County until 5 p.m. today and again tomorrow from 8 a.m.-5 p.m. Crews are making surface repairs and motorists are advised to use caution in the area while workers are present.