General Planning Flashcards by Justin King

Q

Minimum Safe Altitude (MSA)

A

provides at least 1000ft of vert obstacle clearance for emergency use within a specified distance from a nav facility
minimum sector altitudes must be described at a minimum 90 degrees in scope

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Q

Emergency Safe Altitudes (ESA)

A

provide at least 1000 feet of obstacle clearance (2000 feet in designated mountainous terrain)
100 mile radius of nav facility; normally only used by military

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