Category Archives: GNSS/Location Tech

Monitoring a Historic Bridge Replacement

A survey manager describes how monitoring improved construction processes for the replacement of an 85-year-old bridge connecting Illinois and Iowa. The Savanna-Sabula truss bridge added to the National Register of Historic Places in 1999, carried passengers along U.S. 52 and Illinois 64 over the Mississippi River, connecting the towns of Savanna, Illinois, and Sabula, Iowa....

Pengfei Duan

Senior Autopilot Engineer, Tesla California, USA Of course, a nomination from the innovation incubator Tesla would pique interest. A recent boom in R&D has connected the worlds of high-precision GNSS and multi-sensor autonomous and augmented navigation systems. Pengfei (Phil) Duan is a talented young engineer with deep roots in GNSS engineering and research who is...

Shifting Ground: GNSS for Earthquakes

Glen Mattioli, Director of Geodestic Infrastructure, UNAVCO This is the third article in our series introducing you to scientists and technologists who work in pursuit of early-warning capabilities for earthquakes and volcanoes—in the increasingly aligning fields of seismology, geodesy, and surveying. You can access this series on our website by searching the author’s name. Glen...

Lei Wang

Postdoctoral Researcher, Wuhan University China Behind every feature of your GNSS rover are years of R&D by talented researchers in the private sector and academia. The work of GNSS R&D has become more complex, with additional satellite constellations, new signals, and new approaches to processing, augmentation, and integration with other sensors. One of the global...

Angélica Ortiz Arteaga

BIM Director, IUYET Consortium Mexico A particularly impressive presentation at HxGN 2017 was by the IUYET Consortium about their work on the new airport rail project in Mexico City. The contributions of IUYET in the use of advanced surveying, scanning, mobile mapping, UAS, GNSS, and construction monitoring are splendid examples of the 21st century digital...

Jim Copley

Jim Copley

Senior Manager for Professional Services, Topcon Positioning Systems Kansas, USA Enthusiasm and energy are what make Jim Copley excel at leading his technical support team. He ensures that each customer has the information, training, and resources to make their projects successful; his work is exemplary and important to the growth and development of geospatial knowledge...