minimum safe altitude

Over any congested area of a city, town, or settlement, or over any open air assembly of persons, an altitude of 1,000 feet above the highest obstacle within a horizontal radius of 2,000 feet of the aircraft. No one seems to be using them, particularly: ** 91.119 Minimum safe altitudes: General (b) Over congested areas. In USA, Minimum Sector Altitude is also known as Minimum Safe Altitude, MSA is altitude depicted on an instrument chart and identified as the minimum safe altitude which provides 1000ft of obstacle clearance within a 25NM radius from the navigational facility upon which the MSA is predicated. MSA will give you 1000 ft separation from the highest terrain within that sector. Except when necessary for takeoff or landing, no person may operate an aircraft below the following altitudes: (a) Anywhere. Over congested areas. Once airborne, begin looking for a place to land. (Refer to 14 CFR Part 95.) Answer: The MSA provides at least 1,000 feet of clearance over all obstructions within the radius published on the chart. An ICAO definition of a term "minimum safe altitude" as such does not exist. An altitude allowing, if a power unit fails, an emergency landing without undue hazard to persons or property on the surface. MINIMUM SAFE ALTITUDE− a. If the radius limit is other than 25NM, it is stated. We normally see the MSA on our Approach plates for runways. FastEddieB Final … Part 91 for various aircraft operations. An altitude allowing, if a power unit fails, an emergency landing without undue hazard to persons or property on the surface. The minimum altitude specified in 14 CFR. Anywhere. Minimum Safe Altitude is a generic expression, used in various cases to denote an altitude below which it is unsafe to fly owing to presence of terrain or obstacles. b. Minimum Safe(ty) Altitude is NOT defined anywhere, and so it means different things to different people. Except when necessary for takeoff or landing, no person may operate an aircraft below the following altitudes: a. Minimum safe altitude Minimum safe altitude (MSA). MINIMUM RECEPTION ALTITUDE− The lowest. MSA (Minimum Sector Altitude) MSA is the minimum safe altitude within a 25 nm (Nautical Mile) radius of a navigational aid. altitude at which an intersection can be determined. § 91.119 Minimum safe altitudes: General. That's just dangerous. Question: A minimum safe altitude (MSA) is published for emergency use on instrument approach charts. Altitudes depicted on approach charts which. Better to go to the Pilot/Controller Glossary section of the AIM, where it uses the term Minimum Safe Altitude and even refers to Minimum Sector Altitude as an ICAO term, granted for the same thing. The minimum altitude depicted on approach charts which provides at least 1,000 feet of obstacle clearance for emergency use within a specified distance from the listed navigation facility. Flying at or above the MSA will guarantee how many feet of obstacle clearance? Minimum safe altitude (MSA) is the lowest altitude that would give a 1000 ft clearance from the highest obstacle within a 25 nautical mile radius. Title 14 Code of Federal Regulations (14 CFR) part 91.119, Minimum Safe Altitudes, outlines the basics. Paragraph (a) requires that you fly at an altitude from which you could successfully land in the event of a power failure without causing an undue hazard to persons or property on the surface. provide at least 1,000 feet of obstacle clearance for b. Minimum Safe Altitudes The intent of the rule on minimum safe altitudes is easy enough to comprehend. Safety Sense leaflet 5e talks about "minimum altitude" during planning (4d), "Safety Altitude" when lost (7d), and finally "minimum safe VFR altitudes" in the conclusion (11). Let’s start with a quick review of the rules. 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