The Chart Users Guide Flashcards
Scale of Sectional
1:500,000
Scale of Termial Area Chart
1:250,000
Scale of World Aeronautical Chart
1:1,000,000
(No longer produced after 2015)
How often are sectional charts updated?
Every 56 days
How often are charts flight-checked
Generally every 4 years
Open Water
Lighter blue tone that shows the shoreline limitations of all coastal water features at mean high water levels for oceans and seas
Also includes connecting waters (bays, gulfs, sounds, fjords, large estuaries)
Inland Water
Darker blue tone that shows all other bodies of water that aren’t oceans, seas or associated waters
Are large lakes, such as the great lakes, considered “open water”
Yes
Oil wells on sectional charts
Small open circles
Water, oil, and gas tanks on sectional
Small black circles (labeled)
Man-made structures over what height are charted on sectionals?
200’ AGL, unless they appear in yellow city tint
When will objects less than 200’ AGL be charted?
If they are considered hazardous
Man-made structures at and over what height are charted on World Aeronautical Charts? (WACs)
500’ AGL
How far apart are contour lines spaced
500’ intervals
250’ in moderately level or gently rolling areas
Shaded relief shows how terrain may appear from the air. Shadows are shown as if light is coming from what direction?
The Northwest
MEF
Maximum elevation figure
How is the MEF determined for man made objects?
Elevation of the obstacle, Add 100’ for possible vertical error, Round up to the next highest hundred foot level
How is the MEF determined for natural terrain features?
Elevation of obstacle, Add 100’ for possible vertical error, Add 200’ for obstacles not portrayed due to being below minimum chartable height, Round up to the next highest hundred foot level
Crosshatch over VOR frequency indicates what?
Shutdown status
What do the letters UC next to the height of and obstruction indicate?
Obstacle is under construction or
Reported but position/elevation is unverified
Where will the type of navaid be identified on a chart?
Positioned on and breaking the top line of the navaid box
“H” in top right corner of Navaid box
HIWAS available
(No longer available in the Contiguous United States as of January 8, 2020)
“A” in top right corner of Navaid box
ASOS/AWOS available
“T” in top right corner of Navaid box
TWEB available
TWEB=transcribed weather broadcast
TIBS/TWEBs was discontinued in AK January 1st 2020
Star by Navaid frequency
Operates less than continuous or on-request
Sectional - Hard Surfaced runways greater than 8069’ or some multiple runways less than 8069’
TAC - Hard surface runway greater than 1,500’
Airport with Hard-surfaced runways 1500’-8069’
Tick marks around an airport symbol indicate what?
Fuel is available and the airport is tended, Monday-Friday 10am-4pm
Heliport
Ultralight Flight Park (Not shown on WAC)
Unverified airport
Landing area available for public use but warranting more than ordinary precaution due to:
1) Lack of current information on field conditions
2) Available information indicates peculiar operating limitations
Public Use
Soft surface runway or
Hard surface less than 1500’
No Services
Restricted or Private airport
Soft surfaced or
Hard surface less than 1500’
Use only in emergency or by specific authorization
Abandoned airport
Depicted for
1) landmark value or
2) to prevent confusion with an adjacent usable landing area
Normally at least 3000’ paved
OBJECTIONABLE is an airport
that has an airspace determination based upon a number of
factors including:
Conflicting traffic
patterns with another airport
Hazardous runway conditions
Natural or man-made obstacles
in close proximity to the landing
area
The elevation of an airport is the highest point of what?
Highest point on the usable portion of the landing areas
Rotating or flashing airport beacon operating from sunset to sunrise
Runway length is shown to the nearest 100’. What is the rounding point?
70’
8070’ rounds to 81 while 8069’ is charted as 80
FSS in airport information
Flight Service Station on field
NO SVFR above airport name
fixed wing special flight rules operations are prohibited
Box around the name of an airport indicates what?
Special Air Traffic Rules and Airport traffic patterns
Star next to tower frequency indicates what
operation part time. See tower frequencies tabulation for hours of operation
Common Traffic Advisory Frequency (not shown on WAC)
Airport lighting
L - Lighting in operation sunset to sunrise
*L - Lighting limitations exist: refer to Chart Supplement
Airport Pattern
Runways with right traffic patterns (public use) (not shown on WAC)
*RP - See chart supplement
WX CAM in airport information
Weather Camera (AK)
AOE in airport data
Airport of Entry
Airports with control towers are depicted in what color?
Blue
Airports without control towers are depicted in what color?
Magenta
Ceiling/Floor of Class B Airspace in hundreds of feet
Floors extending “upward from above” a certain altitude are preceded by a +
Operations at and below these altitudes are outside of Class B airspace
Ceiling/Floor of Class C airspace in hundreds of feet MSL
Identifies a sector that extends from the surface to the base of the class B
Class D operating less than continuous
Ceiling of Class D airspace
Class D up to but not including indicated altitude in hundreds of feet
Class E (SFC) operating less than continuous
Class E airspace beginning at 700’ AGL
Class E airspace with floor 1200 ft or greater agl that
laterally abuts Class G airspace
Class E airpace with different floors greater than 700’ above the surface
Class E airspace when the ceiling is less than 18,000 feet MSL, the value prefixed by the word “CEILING”, shall be shown along the limits
All SUA areas are depicted on VFR charts except for what?
Controlled Firing Areas
Not charted because their activities are suspended immediately when spotter aircraft, radar, or ground lookout positions indicate an aircraft might be approaching the area
Prohibited, Restricted, Warning area
Prefix determines which
Alert Area
Military Operations Area
Mode C Vail
Surface to 10,000’ MSL within 30 nm radius of the primary airport(s) for which a class B is designated
National Security Area
Special Flight Rules Area
TFR-Temporary Flight Restriction
Area relating to national security
Broken blue line
Only TFRs relating to national security are charted
ADIZ - Air Defense Identification Zone
National Defense Airspace Temporary Flight Restriction (TFR) Area
Screened black outline
TRSA-Terminal Radar Service Area
Military Training Route
IR- Instrument
VR- VFR
At and below 1500’AGL (no segment above)-4 digits
Above 1500’AGL(some segements may be below)-3 or fewer digits
Runway patterns will be depicted at airports with at least one hard surfaced runway that is at least how long?
1500’
Civil Seaplane ports
CIvil-Miltary airport
Services Available
Landplane: Military
*Refueling and repair facilities not indicated
Seaplane
No facilities or complete information is not available
Facility with a runway and waterway
Foreign Airport
Airports outside the U.S. Flight Information Region (FIR) are shown with the standard symbol. Only the airport names and ICAO identifiers are shown
VOR frequency underlined
No voice on this frequency
VOR
VORTAC
VOR-DME
Air Force Station (AFS)
Long Range Radar Station (LRRS)
Off airport ASOS (could also be AWOS)
Non-directional radio beacon (NDB)
On or off field
NDB-DME
On or off field
Broadcast station
(on request by proper authority or when a VFR checkpoint)
What does the “R” mean
Receive only
YOU talk on that frequency and listen on NAVAID frequency
Remote Communications Outlet
Stand-Alone weather cam
WX Cam co-located with airport (must be within 2 nm to have same name)
Class B airspace
Class C airspace
Class D airspace
Altitude in hundreds of feet MSL
Class D with E sfc extension
Class E to the surface
Special Military Activity Routes
Ceiling and floors are in hundreds of feet AGL
Special Air Traffic Rules/Airport Patterns
Space Operations Area
FAR 91.143
What is it and what are the requirements for it to be charted?
Parachute Jumping Area with Frequency
1) Must have been in operation for at least 1 year
2) Operate year round (at least on weekends)
3) Log 1000 or more jumps each year
Aerobatic Practice Area
Glider Operating Area
Ultralight Activity
Hang Glider Activity
Unmanned Aircraft Activity
Special Conservation Areas
(National Park, Wildlife Refuge, Primitive and Wilderness Areas, etc.)
NOAA Regulated National Marine Sanctuary Designated Areas
High Energy Radiation Area
VFR transition route
Uni-directional
Bi-directional
ATC clearance required
IFR Arrival Route
IFR Departure Route
IFR Arrival/Departure Route
Isogonic Line and Value
Intersection
Named intersection used as reporting points,
Arrows are directed towared facilities which establish the intersection
The star represents what?
Airport beacons (Rotating or flashing)
Rotating light with flashing code identification light
Rotating light with course lights and site number
Flashing light
Marine lights
And characteristics of light
(White unless otherwise noted)
VFR Checkpoint
Underline indicates proper name of VFR checkpoint
Stand alone VFR Waypoint
VFR Waypoint collocated with VFR Checkpoint
Obstruction less than 1000’ agl
Obstruction
Obstruction Under Construction or
Reported position/elevation unverified
Obstruction
1000’ agl or higher
Wind Turbine
Group of Obstructions
Less than 1000’ agl
1 that is 1000’ agl or higher
At least 2 in group over 1000’ agl
Wind Turbines
High-Intensity Obstruction Lights
High-intensity lights may operate part-time or by proximity activation
Less than 1000’
1000’ agl or higher
Wind turbine
High-Intensity Obstruction Lights
Group obstructions
Wind Turbine Farms
When Highest wind turbine is unverified, UC will be shown after MSL value
Single Track Railroad
Double Track Railroad
Non-operating or
Abandoned or
Under Construction
Railway
Railroad Yard
Rail Station
Roads
Dual-Lane Divided Highway
Primary Road
Secondary Road
Roads under construction
Overpass
Underpass
Causeways
Tunnels
Road and Railroad
International Boundary
State or Province Boundary
Mines or Quarries
Power transmission and telecommunication lines
Dams
Dam Carrying road
Passable locks
Small locks
Landmark Features
Outdoor Theater
Race tracks
Lookout towers (elevation base of tower)
Coast Guard Station
Aerial Cableways, Conveyors, etc.
Perennial lake
Non-Perennial lake
Sand deposits in and along riverbeds
Glaciers
Ice cliffs
Ice peaks
Wrecks (exposed)
Mountain Pass
How are hills and relief shading denoted?
Hachuring
Lava flows
Sand dunes
Trails
Size of the population
Large City
Population more than 250,000
Size of the population
Cities and Large Towns
Population of 25,000 to 250,000
Size of the population
Towns and Villages
Population less than 25,000
Non-perennial lake with seasonally fluctuating boundaries
Non-perennial lake with maximum bank limits
Non-perennial stream
Land subject to inundation
Hummocks and Ridges
Swamps, Marshes, and Bogs
Sporting Event Temporary Flight Restriction Site
