Question If transporting explosives: Answers You must have a written route plan. You should take the shortest route. You can use tunnels. You cannot use bridges. Explanation When transporting Division 1.1, 1.2, or 1.3 explosives, you must have a written route plan and follow that plan. Whenever possible, avoid heavily populated areas, crowds, tunnels, narrow streets, and alleys. This questions appears in the following tests: Indiana HazMat West Virginia HazMat