Description
Please download the attached Word document and upload the completed lab online through this assignment.You also need the attached file called “Topographic Map” for this assignment.
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GEOL 1301
Lab 06
Topographic Maps
In this lab, you will learn to read and work with a topographic map. Please complete the
attached worksheets and submit them in Canvas.
Supplies needed for this lab:
Ruler, simple calculator, piece of white paper, pencil and eraser
Important notice:
If you are not familiar with topographic maps in general and with the following terms and
concepts, please review them on the websites listed below.
Terms and Concepts:
• Longitude and latitude (subdivisions in degrees, minutes, seconds)
• UTM coordinates
• True north versus magnetic north, magnetic declination
• Contour lines and contour interval
• Map scale
• Topographic profile
Helpful Websites:
https://en.wikipedia.org/wiki/Topographic_map
http://en.wikipedia.org/wiki/Geographic_coordinate_system
http://serc.carleton.edu/mathyouneed/slope/index.html
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Name:__________________________
General Aspects of Topographic Maps
Use the topographic map (the file named “Topographic Map.pdf” available within this
assignment) to answer the following questions:
1. What is the name of the quadrangle?
2. What is the latitude along the North border of the map?
3. What is the longitude along the East border of the map (in the northeast corner)?
4. What is the magnetic declination in the area covered by the map?
5. What is the ratio scale of the map?
6. What are the latitude and longitude of the location called “Friendship” at the northern
shore of the Hords Creek Reservoir?
7. What is the contour interval on the map?
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8. What is the elevation of Friendship?
9. If a map has a ratio scale of 1:24000, how many miles do 5 inches on the map represent?
(show your work)
Use the figure below to complete the following task:
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Topographic Profile
Construct a topographic profile from E to I on the map. Your lab instructor will teach you how to do that. Use proper elevation scale
for the topographic profile, and then use the little squares as increments of 10 ft vertically.
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