Category Archives: Surveying

OS 3D GIS Urban Canyon GNSS

Improving GNSS in the Urban Canyon

To prepare you for the this blog post, I wish to point out that I am a geospatial expert and can hold my own around the ins and outs of survey, so going to an event at the Ordnance Survey on “3D mapping for the improvement of GNSS in urban areas” was an eye-opener. You...

Data Collector and Tablet Mashup – TSC7

Can’t decide between a tablet and a data collector? The TSC7 is a bit of a “mashup” between the two. A new DC (data collector/controller) was announced today by Trimble: the TSC7. The big tablet-style screen on a handheld data collector is the most visible attribute of the TSC7, but of course there is a...

Assessing the Potential

UAS-based Topobathymetric Lidar Surveys Understanding stream channel and floodplain morphology is critical for a number of efforts—from hydraulic modeling and stream-restoration design to aquatic habitat assessment. These applications require description of conditions both inside the channels and in the adjacent riparian zones. Gathering these data has typically relied on individuals on the ground or in...

Registration Open – Young Surveyors Network – Joint Meeting 2018

Plotting a Course for the Future Registration is now open for the Joint Meeting of the FIG and NSPS Young Surveyors Networks October 17-18, 2018  – Hyattsville Maryland, USA The meeting will be at the College Park Marriott hotel and conference center in East Hyattsville, MD, near the University of Maryland‘s campus, and is being held...

Construction Staking for an Assisted Living Facility Field Notes

Professional Service or Commodity?

A Surveyor’s Thoughts on the QBS Process Editor’s Note: This month’s installment of Field Notes was submitted by James Nicolau IV, PLS, on the merits of using the quality-based selection (QBS) process to select surveyors for construction-staking services beyond where it is required under the Brooks Act (Public Law 95-582). When the QBS process is...

GEOID18: Make Your Mark and Improve Your Heights

As a community, we have the unique opportunity to contribute to the densification and improvement of our national geoid model and vertical transformation tools in support of the ongoing modernization of the National Spatial Reference System (NSRS). While the geoid model is a national level product, the impacts of this work are directly felt within...