Tag Archives: surveying

Mechanics, Science, Chemistry, and Surveying

The genesis of modern surveying and geodetic instruments sprang from a convergence of multiple sciences I held the century-old instrument, a compact high-precision optical theodolite, and thought: ‘This has more in common with our present-day instruments than not. And who were the geniuses that engineered and built such things?’  Surveying instruments have been in a...

xyHt Weekly News Recap: 04/21/2023

Register for FIG Working Week Before April 23 NGS Day at FIG Working Week is May 31 2023 Sonardyne launches new Origin ADCPs for intelligent operations USGIF Announces New Multi-Year Scholarships from AWS, Leidos, and GDIT Bluesky Partners with UP42 to Widen Access to Aerial Imagery and Geospatial Data Topcon announces strategic investment in DDK...

Boundary by Acquiescence

Legal Boundaries This time around we have a question from a Georgia reader about the doctrine of acquiescence and applying it to an existing fence that does not match the deeded measurements.           Question: In the case of a line of acquiescence with an existing fence that has a history, would I...

Add a Drone to Survey Fieldwork

Innovative drones offer a fast, accurate option for large-area survey data collection Since the first use of drones for commercial purposes in 2006, the drone industry has rapidly gained momentum and introduced new capabilities to serve a wide range of applications. Surveying and mapping projects pose unique challenges due to the importance of accuracy and...

Teaching the Ethics of Geo

Maps have always been powerful means of communication, whether etched in cave walls, stone, wood, silver of centuries past, or, in the 20th Century, copper plates and, later, film. In our own century, maps are everywhere—on our phones, computers, fitness apps, and news media, communicating in a myriad of ways about changes over space and...

From Nadir to Oblique

Spic-and-Span Bridges  Inspecting the world’s iconic bridges is becoming a UAV job  When it was time last year to inspect the Sydney Harbour Bridge, the steel arc structure that spans the harbor of Australia’s capital, authorities Down Under turned to the latest technology available: drones.   “The sky’s the limit when it comes to this technology....