Underground

Underground utilities, oil and gas pipelines, and mining are highlighted.

ARTICLES

RFID Helps Map Below the Surface

A tremendous amount of effort is focused on collecting data about the Earth’s surface using satellites, airplanes, terrestrial mobile mapping units, total stations and many other devices. Even land areas under water are measurable up to a certain depth. It is reasonable to say that we are at the point where nearly everything above ground is mapped.
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Mapping Subsurface Utilities Requires Detective Work

 The slogans “Call before you dig” and “Know what’s below” are familiar reminders of the importance of verifying the location of all kinds of subsurface utility infrastructure before excavation takes place. It only takes a moment for a pipeline or conduit to be damaged by heavy equipment, potentially causing public safety issues and disruption of service; thus the need for subsurface utility engineering (SUE).  


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Workin’ on the Railroad

Amberg Technologies’ laser scanning trolley systems and software suite make this New York City subway extension project easier.

 While there are many technologies and services used to acquire critical data associated with railways and their rights-of-ways, some can be cumbersome and require logistical challenges that can increase risk to track workers. 


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3D Trends in Surveying

With 3D printing on the verge of going mainstream, 3D motion control making gaming more realistic, and 3D design tools aiding the visualization of everything from buildings and infrastructure to underground pipelines, 3D innovation is everywhere.
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The Flow of Information

Advanced building information modeling (BIM) tools streamline a complex design-build pipeline project by delivering the right information at the right time.
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Tunnel Beneath the Bay

For decades, California's Hetch Hetchy water system has supplied water to the San Francisco Bay Area. But the aging system is nearing the end of its useful life and is seismically vulnerable. Constructing a solution requires accurate, nerve-racking surveying.
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HxGN Live

More than 3,500 attendees from more than 70 countries attended HxGN Live, the annual Hexagon AB user conference, at the MGM Grand Hotel & Casino in Las Vegas on June 3-6. About 450 keynotes and panel discussions were held, and several companies from around the world exhibited their geospatial products. Here are a few snapshots from the event.

POB

POB March 2015 Cover

2015 March

In this March 2015 issue of POB, we take a look at how a dam project's field work becomes complicated with a river and lush vegetation. Also, read about Williston, North Dakota's population boom due to unprecedented oil exploration and drilling activity.

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