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In the September 2019 issue of POB, find out how a surveying team overcame the challenge of mapping a mountain rail route with absolute accuracy. Also with this issue, GeoDataPoint's latest blog highlights the USGS' initiative to update the National Elevation Dataset.
When a Cessna fixed-wing aircraft took off over an Austrian alpine region on an early morning day in August 2016, it ascended carrying two crew, a large-format digital camera, a bit of uncertainty, and a whole lot of risk.
On many jobsites throughout the world, layout for a structure’s mechanicals is still done using a measuring tape, a string, and a lumber crayon. Not so for HPS Mechanical, which is well into its fourth year embracing layout technology based on a robotic total station.
What safety features are incorporated in a structure beyond the usual designated tornado shelter and evacuation signage? How well documented is the final build, and what is available to first responders who might have to assist in an emergency?
Here’s how two professional concrete scanners are using GPR, how they get the most out of it, and their thoughts on accessories designed to make their jobs easier.
