Interstate 293 Interstate 293 Interstate 293 (abbreviated I-293) is an long loop surrounding Manchester, New Hampshire, USA roughly shaped like two sides of a triangle. Completing the loop in the northeast (the third side of the triangle) is Interstate 93. The southern portion of the loop shares the road with NH 101 and passes near Manchester-Boston Regional Airport and the Mall of New Hampshire. The western portion of the loop shares the road with the Everett Turnpike, but there are no tolls on this portion of the turnpike. Interstate 293 begins at a directional T interchange in the southeast of Manchester, where
Nevada State Route 487 designation until 1942, other state maps show the route number existing on the highway by 1937. The route was upgraded to a gravel road by 1948, and was fully paved by 1949. SR 73 was eliminated from the state highway system as part of a mass renumbering of Nevada's state routes. The State Route 487 designation was assigned to the former alignment of SR 73 on July 1, 1976. The resulting change in the highway number was first seen on the 1978–79 edition of the official highway map. Since its re-designation as SR 487, there has not been any major