All posts by Gavin Schrock

UAS Processing as a Service

Speed, improved workflows, scalability, and analytical tools have boosted the popularity of such services—especially in these times of staffing challenges Creating deliverables from your UAS captured data, orthophotos, point clouds, photo meshes, and terrain models, can put a premium on the skills of your staff and processing resources. This is why an increasing number of...

UAS and ALTA Surveys

Part 3 Precision, accuracy, and completeness are the end goals of UAS post processing, but how you get there to meet ALTA standards requires extra care. In Parts One and Two of this article in the September and October 2022 issues of xyHt we looked at the time/cost/precision proposition of using UAS for elements of...

UAS and ALTA Surveys – Part Two

Surveying firms that have been successful in incorporating UAS data in ALTA surveys adopt best practices to ensure precision standards are met. Plan, execute, and check. In Part One of this three-part series in the September xyHt issue, we looked at the time/cost/precision proposition of using UAS for elements of ALTA surveys. Firms interviewed agreed...

Boundaries: For the Love of Surveying

A memoir of the field, family, friends, fortitude—and fun  Anthony “Tony” Vetturelli’s recently published memoir, Land Surveyor – Journey, Challenges & Destiny, is a fascinating personal journey, a life-long passion for surveying, and a first-hand chronicle of a particularly impactful epoch in the history of surveying.   It’s the story of a kid who immigrated from...

UAS and ALTA Surveys – Part One

Recognizing that with the right equipment and practices, specifications for ALTA surveys can easily be met, surveyors have rapidly adopted UAS for these and many other types of surveys.    The adoption of UAS in the surveying profession has been more rapid than some past tech. It was only 2016 when the FAA Part 107...

An Exemplary Real-Time GNSS Network

For more than 20 years, SWEPOS has consistently demonstrated the full potential of real-time GNSS networks Standing in the main control center of Sweden’s real time GNSS network (RTN) system, I feel like I could be standing in NASA Mission Control. A marvel of infrastructure created by Lantmäteriet, the country’s mapping agency, the center has...