Drawing Contour Lines On A Topographic Map: A contour interval is the vertical distance or difference in. Web contour lines on topographic maps are shown as brown or black lines, and all maps will have a contour interval that is specific for that map. Web drawing contour lines requires a systematic approach to ensure accuracy and precision.

Drawing Contour Lines On A Topographic Map

Web follow these rules for drawing contour lines: Web constructing a topographic map by drawing in contours can be easily done if a person remembers the following. Web a contour line is a line drawn on a topographic map to indicate ground elevation or depression.