Reserved powers are those powers reserved for not reserved for- but  granted to the states. The definition of reserved powers: All  powers not expressed in the Constitution â¦are granted to the states  and called reserved powers.
While the vast majority of Interstate highways have no tolls, approximately 2,900 miles of Interstates are tolled in 21 states. These tolled facilities range in length from 500-mile New York State Thruway to tolled sections of I-95 in Delaware and Maryland.
Longest 3di's. These highways are all longer than 65 miles (and interstates 86 (west), 19, and 97). For comparison, the longest orbital freeway in the world, in the words of the 2001 Guinness Book of World Records, is the M25 motorway (121.5 miles) encircling London: a 3di in function if not in name. The longest full beltway in the U. S. is Interstate 275 encircling Cincinnati. 1  129.61 miles - I-476, Pennsylvania. 2  121.56 miles - I-495, Massachusetts. 3  98.72 miles - I-287, New York / New Jersey.  95.74 miles - I-135, 1  Kansas. ~86 miles - I-540, Arkansas.  83.71 miles - I-275, Ohio / Indiana 1  / Kentucky. 80.81 miles - I-435, Kansas  City.