land navigation identify topographic symbols on a military map

Land NavigationIdentify Topographic Symbols

on a Military Map

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Action: Identify Topographic Symbols on a Military Map

Conditions: Given a standard 1:50,000 scale topographical map

Standards: Correctly identify the topographic symbols, colors, and marginal information on a military map

Terminal Learning Objective

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Definition of a Map

A map is a graphic representation of the earth’s surface, or part of it, drawn to scale as seen from above, with manmade and natural features appearing as symbols, lines, and colors.

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Marginal Information

Sheet Name

Boundaries, Adjoining Sheets and Elevation Guide

Declination Diagram

Sheet Number

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Marginal Information (con’t)

Scale

Contour Interval Note

Credit Notes

BarScales

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Marginal Information (con’t)

GridReferenceBox

Legend

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Colors on a Map

Black

Red-Brown

Blue

Green

Brown

Red

Other

Indicates cultural (man-made) features such as buildings, roads, spot elevations, and all labels.

Combined to identify cultural features, all relief features, non-surveyed spot elevations, and elevation such as contour lines on red-light readable maps.

Identifies hydrography or water features such as lakes, swamps, rivers, and drainage.

Identifies vegetation with military significance such as woods, orchards, and vineyards.

Identifies all relief features and elevation such as contours on older edition maps and cultivated land on red-light readable maps.

Classifies cultural features, such as populated areas, main roads, and boundaries on older maps.

Occasionally, other colors are used to show special information. These colors are indicated in the marginal information.

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Man-made Objects

TRAIL

SINGLE TRACK RR

X XPROMINENT FENCE

DOUBLE TRACK RR

CEM

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Man-made Objects (con’t)

HEAVY DUTY

IMPROVED ROAD

MEDIUM DUTY

UNIMPROVED ROAD

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Drainage and Vegetation

STREAM

LAKE / POND

INTERMITTENT STREAM

INTERMITTENT LAKE/POND

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Drainage and Vegetation (con’t)

WOODS VINEYARD/ORCHARD

GRASSLANDMARSH OR SWAMP

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Contour lines represent vertical distance above or below mean sea level on the ground.

Contour Lines

Index IntermediateSupplementary

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Action: Identify Topographic Symbols on a Military Map

Conditions: Given a standard 1:50,000 scale topographical map

Standards: Correctly identify the topographic symbols, colors, and marginal information on a military map

Terminal Learning Objective