Complex sentence: Interstate 694 terminus was at US Highway 52 which is now Minnesota State Highway 252 which is why the north half (I-694) and south half (I-494) of the "beltway" have seperate highway numbers.
Split into simpler sentences: Interstate 694 terminus was at US Highway 52 which is now Minnesota State Highway 252. This is why the north half (I-694) and south half (I-494) of the "beltway" have seperate highway numbers.