Category Archives: FORT 140

Distance Measurements Analysis

Ten teams of students measured the perimeter of a seven-sided traverse using pacing and taping. Each leg was measured twice. The standard deviations of the measurements of the perimeter showed that pacing gave much more variable results. Pacing also had… Continue reading

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Area Calculations Comparison Lab

Using the KML Tools, the area of the reservoir was calculated as 28.3 acres. View Area Calculation Comparison in a larger map And I can’t resist putting in this picture of skunk cabbage from the wet area at the north… Continue reading

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Develop an Elevation Profile

In surveying we have been making elevation profiles from differential leveling data for as long as I have been teaching the course. Recently, I came across a help page from the University of Georgia that uses ArcGIS to associate data… Continue reading

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GPS Testing

During the GPS testing lab each team recorded the UTM coordinates 25 times at each of five points.We finished with 200 measurements for each of the test points. We combined all the measurements for each of the points and calculated… Continue reading

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GPS Testing

During the GPS testing lab each team recorded the UTM coordinates 25 times at each of five points. After combining the readings I wanted to see if the results were statistically compatible or if they shouldn’t be compared. Another way… Continue reading

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Test of GPS Receiver

The Garmin Model 60 GPS receivers were tested at five different points around the Mont Alto campus. At each point seven teams recorded 30 measurements. The measurements were combined for analysis. The true position was assumed to be the average… Continue reading

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