For any non Americans, the largest interstates are one or two digits, divisible by 5. This particular collapse occurred in the Philadelphia metropolitan area.
For any non Americans, the largest interstates are one or two digits, divisible by 5. This particular collapse occurred in the Philadelphia metropolitan area.
Also for any non-Americans I-95 is the major artery for traffic up and down the East coast. It runs from Miami, FL to the Canadian border in Maine.
Odd-numbered interstates travel north-south, even ones east-west.
Oh and the numbers start in the west and south and get higher the further east and north you go. So the west coast equivalent of I-95 is I-5.