Transport i infrastruktura · 21.07.2011
Proposed Amendment of Class E Airspace; Spearfish, SD
This action proposes to amend Class E airspace at Spearfish, SD. Additional controlled airspace is necessary to accommodate new Standard Instrument Approach Procedures (SIAP) at Black Hills Airport- Clyde Ice Field. The geographic coordinates of the airport also would be updated. The FAA is taking this action to enhance the safety and management of Instrument Flight Rules (IFR) operations for SIAPs at the airport.