SectionalsGroups B/D: First Year Beginning

Essential Questions

• What is a sectional?

• How do I read a sectional?

• What can a sectional tell me about my location?

• How can sectionals be helpful during VFR?

What is a sectional?

• equivalent of a road map for cars; shows you where airports are, lakes, roads, power lines, etc.

• used for VFR only (there are different charts for IFR)

What does a sectional tell us?

• Airports• Airport data• Navigation Aids• Radio Communication• Airspace Information• Topographic Information• Obstructions• Miscellaneous

Airports

• Towered/Untowered• Runway surface/distance• Other airport types• Fuel available• Rotating beacon

Towered or not?

Blue-colored airports are towered or controlled.

All other colored airports are untowered, or uncontrolled.

Runway Surface/Distance

No hard surface

Hard-surfaced between 1500 and 8069 feet long

Approximate navigational aid location on field

Other Airport Types

Private

Military

Heliport ONLY

Unverified Abandoned Ultralight

Fuel Available/Rotating Beacon

fuel available – tabs show on outside of airport symbol

rotating beacon – star appears near airport symbol

Airport Data

• Name and code• Control tower/CTAF and frequency• ATIS• Elevation• Lights• Longest runway• UNICOM• Special directions

Airport Data

• What can you tell me about this airport?

Gwinnett Co.Briscoe (LZU)CT - 124.1 * ©ATIS 132.275

1061 *L 60 123.05

Airport Data

• name - Gwinnett County Briscoe [Field]• airport code - LZU• control tower frequency - 124.1 (* =

changes to CTAF or © because tower closes)

• ATIS frequency - 132.275• elevation - 1,061 ft. MSL• * - limited lighting airport• longest runway - 6,000 ft.• UNICOM frequency - 123.05

Gwinnett Co.Briscoe (LZU)CT - 124.1 * ©ATIS 132.275

1061 *L 60 123.05

Special Directions

For example, use right pattern runways 23 and 34.

See A/FD for more information.

Navigation Aids

• VOR• VORTAC• VOR-DME• NDB• NDB-DME

All Navigation Aids

Radio Communication

• FSS

FSS

Airspace Information

• Class• Ceiling/floor• Special

• Military• Prohibited• Restricted• Warning areas• etc.

Class/Ceiling/Floor/Special

B E

DClass Dceiling

Class Bceiling/floor

Topographic Information

• Roads• Railroads• Bridges• Power lines• Bodies of water (dams)• Landmark, outdoor theater, race track,

tank, oil well, mines, etc.

Ground Reference Points

• power lines

• roads/highways

• railroads

I-85

Bodies of Water

• Lakes, streams, rivers, oceans, etc.

LakeLanier

Bridges/Misc.

Obstructions

• Towers• Group towers• Towers w/ lights• Tower altitudes

Towers

• towers• tells you 2 altitudes• top altitude is MSL• bottom altitude is AGL (in parentheses)

1,504 ft. MSL

619 ft. AGL

shorter towers

taller towers

Towers

one, single tower

group of towers

lit towers

Miscellaneous

• Magnetic Variation• MSA• Ultralight• Hang glider• Glider• Parachuting• Flashing light

Magnetic Variation

• Used for flight planning• Angle between true north and

magnetic north

MSA – Minimum Safe Altitude

• Lowest altitude MSL that you can fly without hitting any obstacles

• One inside every grid• Add 2 0’s

Other

Quiz Time!!!

• What class airspace does 9A1 have?• Does 9A1 have fuel available?

Class E

Yes, there is fuel available.

Quiz Time!!!

• What special directions should you be aware of when flying into RHP?

right pattern runway 8

Quiz Time!!!

• Observe the following airport data. What is the control tower frequency for Hartsfield? Hint – Hartsfield is the busiest airport in the world.

NO SVFRHARTSFIELD-JACKSON ATLANTA INTL (ATL)CT – 119.1 119.3 119.5 123.85 125.325

ATIS 119.651026 L 119 122.95

All five frequencies can be considered control tower frequencies. Why? Because each runway has its own frequency. That’s how busy Hartsfield is. Refer to your A/FD for more information.

Quiz Time!!!

• Which type of navigational aid can be found nearest to DNN?

NDB

Bonus: What type of NDB is this? NDB or NDB-DME?

NDB

Quiz Time!!!

• Out of the 12 public-use airports shown below, how many are towered/controlled and how many are untowred/uncontrolled?

Towered --- 1

Untowered --- 11

Quiz Time!!!

• What information can you tell me about CAD?

Name: Wexford CountyCode: CADWeather: AWOS 128.325Elevation: 1,307Lighted: yes, limitedLongest Runway: 5,000Comms: CTAF 122.8

Quiz Time!!!

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Essential Questions

• What is a sectional?

• How do I read a sectional?

• What can a sectional tell me about my location?

• How can sectionals be helpful during VFR?

Questions

• logan@centennialaviationclub.com

• www.centennialaviationclub.com/for-members.html

• cac2010