low-level fixed RNAV route

low-level fixed RNAV route

In low-level airspace, a prescribed RNAV (area navigation) track between specified fixes. For routes in controlled low-level airspace, the airspace extending upward from 2200 ft (6.7 km) above the surface of the earth within the following specified boundaries: (i) The primary route width is 10 miles (16 km) on each side of the centerline prescribed for such a route. (ii) The primary route boundary lines do not splay.