General Planning Flashcards
1
Q
What is a minimum safe altitude (MSA)?
A
Provides 1000 ft obstacle clearance for emergency use within a specified distance from the navigation facility upon which a procedure is predicated
2
Q
What is a minimum sector altitude?
A
Altitude depicted on charts which provides 1000ft of obstacle clearance within a 25-mile radius of NAVAID facility.
3
Q
What is an Emergency Safe Altitude (ESA)?
A
Altitudes depicted on charts that provide 1000 ft (2000 ft in mountainous) within 100 NM of the navigational facility upon which the procedure is predicated, normally only in military procedures (DoD IAPs)
