All posts by John Stenmark

A survey vehicle equipped for motorized trig leveling.

Motorized Trig Leveling

This entry is part 4 of 9 in the series September 2017In Denmark, a new approach is boosting productivity in maintaining precise vertical data. EDITOR’S NOTE: Conventional surveying wisdom holds that differential and spirit leveling—and, specifically, digital—are superior to trigonometric leveling. But, with today’s improved instruments, software, and methods (developed over several decades of testing...

The excavation on the Nordhavensvej jobsite.

Strategic Movement: Precise Monitoring in Practice

This entry is part 4 of 7 in the series April 2017A Danish company builds a successful monitoring business by leveraging technology and expertise. By John Stenmark, LS Newton’s laws of motion tell us that nothing moves if it isn’t pushed or pulled. That concept is behind the success of LE34, a Copenhagen-based surveying company...

Lakhta Centre concept art with parkland, tower and bridge, russia

Sky Control: Lakhta is Russian Forward in Urban Development

This entry is part 2 of 7 in the series january 2017Integrated geospatial solutions play a key part in building Europe’s tallest skyscraper. A new chapter in urban development is being written in Russia’s north-west corner. On the outskirts of Saint Petersburg, construction is underway on the new Lakhta Center, an ultra-modern facility that blends...

A mosiac of panoramic images provides a complete, detailed view of a processing facility. A few minutes of imaging can replace hours of more conventional surveying. The precise locations of the photostations (shown as models of the imaging rover) are measured using GNSS or total stations.

Creating Energy From Images

This entry is part 5 of 6 in the series xyHt in print, June 2015Geospatial information has long played an essential role in the energy industry, but now a new technology is cutting costs while improving the flow of knowledge. Editor’s note: The energy sector, oil and gas in particular, has grown more rapidly in...

Tracking Signs to Success

This entry is part 1 of 13 in the series March 2013A decades-old law requires U.S. states to regulate billboards along the nation’s highways. An Illinois engineering consulting firm recognized the challenge as an opportunity to use GIS and mobile mapping to create added business.  The great American road trip begins in Illinois. The nation’s...

Deep Thinking: Upgrades to a Chicago Water Treatment Plant

This entry is part 5 of 8 in the series March 2014Upgrades to a Chicago water treatment plant pose technical and logistical challenges; an innovative surveyor is helping deliver the solution.    Editor’s Note: The lifespans of valuable infrastructure in both the public and private sectors can be extended far beyond the original design expectations....