 The highway meets the northern end of MD 299 (Massey Sassafras Road), where there is a weigh station in the southbound direction, and passes to the south of Warwick.US 301 reaches the Maryland–Delaware state line, where it continues northeast into New Castle County along an all-electronic toll freeway.In 1940, the completion of the Harry W. Nice Memorial Bridge heralded the entry of US 301 into Maryland.