120-57A - Surface Movement Guidance and Control System
- Date Issued
- December 19, 1996
- Responsible Office
- Describes the standards and provides guidance in the development of a Surface Movement Guidance and Control System (SMGCS) plan for U.S. airports where scheduled air carriers are authorized to conduct operations when the visibility is less than 1,200 feet runway visual range.
- AC 120-57A (PDF, 951 KB)