All posts by Gavin Schrock

4th Wave

In the context of the history of surveying and mapping, the evolution from analog to digital occurred only in the latter half of the 20th century. Since then there have been several distinct “waves” in the development of tools and solutions. This is true of both optical solutions and GNSS, but it’s a bit more...

NSPS Forum for Women in Surveying

Above: An all-woman survey crew on the Minidoka Project in Idaho, 1918. The project was part of a large-scale irrigation system that controlled the flow of the Snake River with a series of dams and canals. While the recent Women Surveyor’s Summit is the first of what is hoped to be an ongoing new series...

R10 → R10-2 → R12: Explained

The announcement of a new flagship rover for Trimble was met with positive chatter, but with a lot of questions as well. So, xyHt called the product manager… In short, the familiar form factor of the R10 (slim bucket on a pole) is still there, but in the seven years since it was introduced it...

AEC Plus GIS

Above: You can connect to Esri’s ArcGIS directly from inside Autodesk’s Civil 3D. The Autodesk-Esri collaboration continues to lead the way in AEC+GIS with the announcement of significant, direct—and lateral—developments. Now entering its third year, the Esri-Autodesk collaboration launched in 2017 with great enthusiasm, as many practitioners in respective disciplines had been struggling with legacy...

TII Venue

Seen at the YII2019

(YII2019 was held at the iconic Marina Bay Sands in Singapore. Credit: Charles Teng.) Bentley’s annual infrastructure awards and technology showcase was held in October 2019 in Singapore, the city/nation that is widely considered to be the global center of infrastructure innovation. While always an impressive event, this year was less about new products and...

East Meets West Meets East

Above is the object lens for the FOCUS 35, one the largest for robotic total stations with the prism directly attached; this differs from the legacy prism stems that can reduce returned signals. Photos: G. Schrock, from a recent tour of the Spectra factory in Shanghai. Multiple, distinguished legacy companies in precision optics and manufacturing...