- 15 1 A 100 Ft Grid Is Located Over An Area That Measures 800ft In The North South Direction And 800f In The East West D 1 (65.75 KiB) Viewed 46 times
15-1. A 100-ft grid is located over an area that measures 800ft in the north-south direction and 800f in the east-west d
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15-1. A 100-ft grid is located over an area that measures 800ft in the north-south direction and 800f in the east-west d
15-1. A 100-ft grid is located over an area that measures 800ft in the north-south direction and 800f in the east-west direction. The southwesterly corner is designated A−1 and the southeasterly corner is designated I−1. The northwesterly corner is designated A-9 and the northeasterly comer is designated I−9. Elevations are obtained at the grid points using a total station instrument, rounded off to the nearest foot. These are tabulated as follows: Plot a grid to a scale of 1 in. =200ft and draw in 10 - ft contour lines,
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