March 2019 Archives

Surveying & Safety

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This entry is part of 6 in the series March 2019

Above image: A surveying job made comfortable: Measuring a steep terrain from a safe ground location in the treacherous mountains of beautiful northern British Columbia, Canada. The importance of protecting our lifestyle. In this article, for the sake of brevity the concepts of occupational health and safety are referred to by the word “safety.” The […]

GPS Week Rollover – Don’t Panic (Update)

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This entry is part 1 of 6 in the series March 2019

Updated March 7th, 2019 Don’t panic, but … What is the GPS Week rollover and why is it of interest (or concern) to GPS users? GPS typically works so wonderfully for so many uses because, on the surface, it seems as simple as receiving data from multiple satellites and resolving positions in your receiver—without pain […]

RFID Crazy

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This entry is part 2 of 6 in the series March 2019

Above image: A Berntsen RFID reader is being used in conjunction with a smart phone. RFID-enabled infrastructure marking could become a cornerstone for a connected infrastructure management world. Imagine if all public works engineers and utility company crew chiefs were equipped with a mobile device that could easily and accurately identify every piece of infrastructure […]

Nullifying the Noise

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This entry is part 3 of 6 in the series March 2019

Image above: The Trifide crew of Ginette Allen and Hélène Gagné (with Herman Lavallée who rented them the truck) had to build a wooden rack and install it on the rented truck bed to provide a stable platform for the mobile mapping system. A female surveyor stays ahead of the competition and her critics by […]

BIM: Actual

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This entry is part 4 of 6 in the series March 2019

On the rise are both interest and integration of processes—involving surveying, engineering design, and construction automation—into BIM workflows. Editor’s note: We can discuss BIM theoretically all we want, but we realize that, for many folks, the concepts might seem abstract until people see real-world examples. So we’re pleased to present the following project from a […]

Hayden’s Survey in 3D

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This entry is part 5 of 6 in the series March 2019

Above image: Hayden’s triangulation survey map is overlaid on a digital elevation model. A GIS project visualizes the fascinating triangulation network created for the historic Hayden survey of Colorado. One of the great surveyors in the American West is undoubtedly Ferdinand Vandeveer Hayden. A physician during the Civil war, he rose to be chief medical […]