Regulacje i polityka gospodarcza · 14.12.1999

Draft Advisory Circular (AC) 91-XX, Altimeter Errors At Cold Temperatures

This notice announces the availability of and request for comments on proposed AC 91-XX, which provides information and pilot/ controller guidance about a potentially hazardous situation with altimeters that occurs at extreme temperatures. Now that international standards have matured to a level of confidence, it is important that cold temperature correction procedures be implemented in the national airspace system. This action is being taken to address Controlled Flight Into Terrain (CFIT) issues and support the Administrator's safety agenda.