Transport i infrastruktura · 2.11.2011
Amendment of Class E Airspace; Spearfish, SD
This action amends Class E airspace at Spearfish, SD, to accommodate new Area Navigation (RNAV) Standard Instrument Approach Procedures at Black Hills Airport--Clyde Ice Field, and updates the geographic coordinates of the airport. There also is a minor correction to the coordinates of controlled airspace 1,200 feet above the surface, and a minor change in the airport name. The FAA is taking this action to enhance the safety and management of Instrument Flight Rule (IFR) operations at the airport.