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Quiz: Do You Know These 6 Common IFR Enroute Chart Symbols?

Boldmethod

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  1. 1) You're planning to fly over the Hangtown VOR and you see this black flag. What does it mean?

    The flag indicates a minimum crossing altitude. In this case, you need to cross at a minimum altitude of 7,000' MSL on V338 when going northeast (MCA V338 7000 NE).

    The flag indicates a minimum crossing altitude. In this case, you need to cross at a minimum altitude of 7,000' MSL on V338 when going northeast (MCA V338 7000 NE).

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  2. 2) What does this dashed line mean?

    This is the outline of an MOA, or Military Operations Area.

    This is the outline of an MOA, or Military Operations Area.

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  3. 3) You're contacting flight service on 122.1. What frequency will you hear them on?

    This is a receive-only frequency. You'll transmit to flight service on 122.1, but you'll hear FSS on the voice channel of the BZM VOR, 110.8.

    This is a receive-only frequency. You'll transmit to flight service on 122.1, but you'll hear FSS on the voice channel of the BZM VOR, 110.8.

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  4. 4) You're making an emergency diversion into Asheville Regional airport. How long is the longest runway?

    The runway length is listed as "80" on the chart, which in hundreds of feet, is 8,000 feet.

    The runway length is listed as "80" on the chart, which in hundreds of feet, is 8,000 feet.

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  5. 5) What airspace is the Asheville airport?

    The blue dashed line denotes Class C airspace on IFR enroute charts. This is different than VFR sectional charts, where a blue dashed line represents Class D airspace.

    The blue dashed line denotes Class C airspace on IFR enroute charts. This is different than VFR sectional charts, where a blue dashed line represents Class D airspace.

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  6. 6) Why is this VORTAC filled in with black?

    Filled in VORs are compulsory reporting points.

    Filled in VORs are compulsory reporting points.

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Look on the bright side, you have room for improvement!

You scored %. Better luck next time.

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Not bad. Keep studying and you'll be an IFR chart expert in no time.

You scored %. Nice work.

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You've got these charts down.

Nice work - you scored % Well done!

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Colin Cutler

Colin is a Boldmethod co-founder, pilot and graphic artist. He's been a flight instructor at the University of North Dakota, an airline pilot on the CRJ-200, and has directed development of numerous commercial and military training systems. You can reach him at colin@boldmethod.com.

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