Eric Colburn, PLS

Tag: Geodetic

DatuGram™3D Video Tutorials – Geo-referencing Images (Importing/Marking Control Points)

DatuGram™3D allows 3D geodetic measurements at sub-cm-level geodetic accuracy with regular cameras. Using DatuGram™3D, field work of topographic and as-made surveys is made easier, faster and at higher geodetic accuracy. Watch the Datumate LTD – DatuGram™3D Video Tutorial

December 3, 2013
Datumate LTD – DatuGram™3D Video

DatuGram™3D allows 3D geodetic measurements at sub-cm-level geodetic accuracy with regular cameras. Using DatuGram™3D, field work of topographic and as-made surveys is made easier, faster and at higher geodetic accuracy. Watch the Datumate LTD – DatuGram™3D Video

November 7, 2013
NGS Announces Release of Geodetic Data from Geoid Slope Validation Survey 2011 (GSVS11)

Between February 2011 and April 2012, the National Geodetic Survey (NGS) executed one of the most comprehensive geodetic surveys in its history: the Geoid Slope Validation Survey of 2011 (GSVS11).

June 10, 2013
NOAA Releases NGS Data Explorer Map Application

NOAA Releases NGS Data Explorer Map Application This week, NOAA released a new web application to allow users to view National Geodetic Survey (NGS) geodetic control across the United States and its territories using Google Maps.

October 25, 2012
NGS Enabling Historical “T-Sheets” to be Accurately and Efficiently Geo-referenced

NGS Enabling Historical “T-Sheets” to be Accurately and Efficiently Geo-referenced Historical Topographic Sheets (“T-Sheets”) produced by the U.S. Coast and Geodetic Survey are referenced to various horizontal datums in use over the two hundred years since the first Survey of the Coast in 1816. To use these maps to document coastal change, a conversion has…

October 24, 2012
NGS Developing GIS Tools and Datasets for Display and Analysis of Survey Data

NGS Developing GIS Tools and Datasets for Display and Analysis of Survey Data NOAA’s National Geodetic Survey (NGS) is in the process of developing new Geographic Information System (GIS) software tools for display and analysis of NGS survey data.

January 25, 2012
Professional Land Surveyor Weekly Roundup October 9, 2011

Professional Land Surveyor Weekly Roundup: Professional Land Surveyor Source Twitter Weekly Updates for 2011-10-09 Knowing Your Numbers-Project Metrics for Your Land Surveying Company LightSquared CEO on The Communicators Senator Chuck Grassley Continues to Pursue Information on LightSquared, Agency Interaction Elgin & Knowles-The U.S. Public Land Survey System (PLSS) for Arkansas Reference Book and Manual New…

October 9, 2011
National Geodetic Survey (NGS) New CORS Coordinates and Absolute Antenna Calibration Pages

National Geodetic Survey (NGS) Releases New CORS Coordinates and Absolute Antenna Calibration Pages NAD83(2011,MA11,PA11) epoch 2010.00 Coordinates On September 6, 2011, NGS updated the National Spatial Reference System NAD 83 (CORS96, MARP00, PACP00) positions and velocities for all CORS sites, to NAD 83 (2011, MA11, PA11). The NAD 83 (2011) frame, which is relative to the…

October 6, 2011
Hemisphere GPS Announces New S320™ GNSS Survey Solution

Hemisphere GPS Announces New S320™ GNSS Survey Solution CALGARY, Sept. 12, 2011 /CNW/ – (TSX: HEM) Hemisphere GPS announces today the new S320™ GNSS survey receiver, XF1 data collector and survey software. S320 combines the advanced GNSS receiver performance of Hemisphere GPS’ Eclipse™ II technology, precise geodetic antenna, wireless communication and batteries all in a portable, rugged unit with…

September 13, 2011
OPUS Soon To Have A New Look

Yesterday, I was using the National Geodetic Survey’s (NGS) Online Positioning User Service (OPUS), where there was a bright green notice at the top of the OPUS page that said, “OPUS will feature a new look-and-feel on or about 03/01/2011”. In researching this impending change to the look of OPUS, I found the following notice on…

February 22, 2011
National Geodetic Survey (NGS) Will Cease Accepting Traditional Triangulation and Traverse Geodetic Surveys

GPS is Taking over the World! The National Geodetic Survey (NGS) has announced a new policy that traditional horizontal survey projects performed with terrestrial survey techniques will no longer be accepted for processing or loading into NGS databases. The Specifics Are:

November 27, 2010
Professional Land Surveyor News: Pöyry Awarded EUR 2.1 Million Surveying Project for Pumped Storage Hydropower Plant in Switzerland

Professional Land Surveyor News: Pöyry Awarded EUR 2.1 million Surveying Project for Pumped Storage Hydropower Plant in Switzerland Pöyry, a global consulting and engineering company dedicated to balanced sustainability, has been awarded the owner’s surveying contract for the new Linth-Limmern pumped storage hydropower plant by Axpo, Switzerland. With services comprising all geodetic surveying tasks during the…

June 14, 2010
NOS Participates In International Geodesy Meeting In Argentina

From August 29 to September 5, representatives from NOAA’s National Geodetic Survey (NGS) participated in the International Association of Geodesy (IAG) meeting in Buenos Aires, Argentina. NGS presentations addressed many issues in geodesy and spatial coordinate reference systems. The meeting also presented an opportunity to highlight NGS’s new Gravity for the Redefinition of the American…

September 9, 2009
Arkansas Secretary of State Charlie Daniels Presents State Capitol Exhibit on Land Surveying

LITTLE ROCK, AR—Secretary of State Charlie Daniels today announced the opening of the summer State Capitol exhibit, Lines on the Land, which celebrates both the art and science of land surveying as practiced in Arkansas for almost 200 years. The exhibit features images from the archives of the National Geodetic Survey’s archives, plus a generous…

June 22, 2009
Surveying Solved Problems for the FS and PS Exams

Surveying Solved Problems for the FS and PS Exams Product Description Take advantage of this opportunity to work over 1100 exam-like practice problems and successfully prepare for the FS or PS exam. Using a “building block” approach to learning, problems are grouped by topic progressing from easiest to most challenging helping examinees understand core concepts…

May 14, 2009
NGS Geodetic Tool Kit-Geodetic Tools for the Professional Land Surveyor

The NGS Geodetic Tool Kit is a great online resource with over 25 interactive geodetic computation tools. Many professional land surveyors who use GPS may be familiar with OPUS, however, the other programs deserve your attention as they may be the answer to your geodetic surveying computation questions. NGS Geodetic Tool Kit on-line interactive computation…

February 14, 2009