Amendment of Class D Airspace; Marietta Dobbins ARB (NAS Atlanta), GA

This action amends Class D airspace at Marietta Dobbins ARB (NAS Atlanta), GA. It has been determined that the Marietta Dobbins ARB Class D airspace area be amended to provide containment of instrument approach procedures within controlled airspace. Adequate controlled airspace should be established for the Airport Surveillance Radar (ASR) Standard Instrument Approach Procedures (SIAPs) to Runways (RWYs) 11 and 29. This action would amend the lateral limits of the existing Class D airspace by adding Class D airspace extensions from the 5.5- mile radius to 6.9 miles to the east and west of Marietta Dobbins ARB.