Category Archives: Surveying

5 gis commons certifications

Certifications or Licensing? Part 5

Part 5 of 6: Proposing a National Program for Surveyor Education and Certification Editor’s note: What will regulation, certification, and licensing of the surveying profession look like in the near and distant future? Surveying is and always has been molded by external influences: markets, technologies, economic conditions, demographics, and competition from outside of the profession....

The Modernized NSRS (A Summary)

Editor’s Note (from Scott Martin): When I learned that NGS and Dru Smith (the NSRS modernization manager for the NGS) had requested to respond to my August Field Notes, I was quite intimidated. However, my fears were quickly quelled. Thank you, Dr. Smith! As mentioned below, a more extensive and informative response on the monumental...

The Netherlands’ Kadaster agency handles all of the country’s cadastre, land, and mapping registries.

Recording, Registration, and Cadastres

Comparing systems for real-property management in the Netherlands and the United States Editor’s Note: the most valuable fiscal investment for many in their lifetime is in real-property; and quite understandably matters of legal and spatial certainty is of utmost importance to property owners, financial institutions, and public entities (for taxation, planning, and land management purposes)....

A demonstration scan of a London street; mobile lidar for above ground and GPR for below ground. Credit: Leica Geosystems (part of Hexagon).

GPR Revisited

Arrays of multiple sensors and advances in processing breathe new life into the field of ground penetrating radar. We continue to struggle with the opaque elements of our world. To be able to penetrate the opaqueness of night, fog, clouds, and the ocean’s depths is a relative snap compared to the challenges of seeing downward into...

Frederick MD City Hall Meridian Stones

A Historic Survey Baseline

After more than 100 years of largely being ignored by the general public, the meridian stones in front of city hall in Frederick, Maryland, were ready for their close-up. Meridian Stones Video The stones, six-inch-tall pillars that stand 150.76 feet apart in a true north/south alignment, are familiar to local surveyors but not to the...

Go for the Beer! xyHt Keeps Expanding and So Does INTERGEO

We’re a full year ahead of schedule. You don’t hear that very often, but our business model for this magazine, launched just over three years ago, was to secure readership in North America the first four years and then broaden internationally by introducing ourselves to the world at the 2018 INTERGEO. This annual conference held...