AIM

4/3/14

9−1−2

Types of Charts Available

FIG 9

−1−1

Sectional and VFR Terminal Area Charts for the Conterminous U.S., 

Hawaii, Puerto Rico, and Virgin Islands

4. U.S. Gulf Coast VFR Aeronautical Chart.

The Gulf Coast Chart is designed primarily for

helicopter operation in the Gulf of Mexico area.

Information depicted includes offshore mineral

leasing areas and blocks, oil drilling platforms, and

high density helicopter activity areas. Scale 1 inch =

13.7nm/1:1,000,000. 55 x 27 inches folded to

5 x 10 inches. Revised annually.

5. Grand Canyon VFR Aeronautical Chart.

Covers the Grand Canyon National Park area and is

designed to promote aviation safety, flight free zones,

and facilitate VFR navigation in this popular area.

The chart contains aeronautical information for

general aviation VFR pilots on one side and

commercial VFR air tour operators on the other side.

6. Helicopter Route Charts.

A three−color

chart series which shows current aeronautical

information useful to helicopter pilots navigating in

areas with high concentrations of helicopter activity.

Information depicted includes helicopter routes, four

classes of heliports with associated frequency and

lighting capabilities, NAVAIDs, and obstructions. In

addition, pictorial symbols, roads, and easily

identified geographical features are portrayed.

Helicopter charts have a longer life span than other

chart products and may be current for several years.

All new editions of these charts are printed on a

durable plastic material. Helicopter Route Charts are

updated as requested by the FAA. Scale 1 inch =

1.71nm/1:125,000. 34 x 30 inches folded to

5 x 10 inches.

b. IFR Navigation Charts.

1. IFR Enroute Low Altitude Charts

(Conterminous U.S. and Alaska).

Enroute low

altitude charts provide aeronautical information for

navigation under IFR conditions below 18,000 feet

MSL. This four−color chart series includes airways;

limits of controlled airspace; VHF NAVAIDs with

frequency, identification, channel, geographic coor-

dinates; airports with terminal air/ground

communications; minimum en route and obstruction

clearance altitudes; airway distances; reporting

points; special use airspace; and military training

routes. Scales vary from 1 inch = 5nm to 1 inch =

20nm. 50 x 20 inches folded to 5 x 10 inches. Charts

revised every 56 days. Area charts show congested

terminal areas at a large scale. They are included with

subscriptions to any conterminous U.S. Set Low (Full

set, East or West sets).

(See FIG 9−1−2 and FIG 9−1−4.)