Category Archives: Surveying

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Surveying Statistics

This entry is part of 8 in the series xyHt in print August 2015The t Distribution, Part 2 In the previous article (July 2015), I introduce the concept of sampling distributions and the need to use these distributions to analyze small samples of data. In surveying, observing small samples is typical where angles are often observed only...

Even 'Nash is thinking that the straight fence was surveyed.

The Two Fences

, alias Eager (The Kid), could not seem to fit the fence with his calculated property corner. His calculations kept leading him to the other fence, a few feet away. Glenny Dale, alias Glutton (The Old Man), looked on, struggling to convince his logical mind that there should be two fence lines here when there...

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Survey Law

This entry is part 7 of 7 in the series xyHt in print, July 2015Seniority of Title and Forward Search I am often a part of litigation involving surveying services and research mistakes.  (I must admit that, in excess of forty years of practice, I have made my share of mistakes performing record research.)  I’ve...

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Surveying Statistics

This entry is part 6 of 7 in the series xyHt in print, July 2015The t Distribution, Part 1 In my previous article I discuss the normal distribution and how its properties can be used to isolate blunders in observations. Recall that the normal distribution is based on an infinite number of observations. However, in...

GPS-controlled robots can measure a site fully automatically and precisely anchor screws for the foundation of a solar plant.

Robots

This entry is part 4 of 7 in the series xyHt in print, July 2015Above: GPS-controlled robots can measure a site fully automatically and precisely anchor screws for the foundation of a solar plant. Measuring and Anchoring As a child I used to watch a program on BBC television called Tomorrow’s World. Once in 1981, I...

Left: A hiker stands above the clouds at the Appalachian Trail’s northern terminus: the summit of Katahdin in Baxter State Park, Maine. Courtesy of Jeffrey Stylos.

Mapping the Appalachian Trail, Part 2

This entry is part 2 of 7 in the series xyHt in print, July 2015How the AT was brought into GIS via a collaboration among ATC staff, NSP professionals, and dedicated volunteers. Part 1 of this article (May 2015) reveals the history of the trail, particularly how the land that comprises it was surveyed. Read...