Gregory Keena, PLS

Gregory Keena, PLS, is a project surveyor for Tetra Tech’s office in Denver, Colo., and was the lead surveyor for the Iraq OCS project.

As team leader, Scott Nagel ensured his team’s well-being while in Iraq, made their travel arrangements and acted as a liaison with the individuals and agencies on site. Tetra Tech completed two more missions during the first part of 2007. The same team from this memoir returned to Iraq except for Scott Jeffers who was replaced by Robert Vesely, another Tetra Tech employee from the Framingham office.


Protecting the Troops

By Gregory Keena, PLS
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When U.S. troops in Iraq fielded indirect fire on their bases, the military turned to the experts of the U.S. Army Corps of Engineers (USACE) to develop a solution for protecting high-density facilities. The Overhead Coverage System (OCS) was developed, tested and validated, and soon progressed to construction.
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HxGN Live

More than 3,500 attendees from more than 70 countries attended HxGN Live, the annual Hexagon AB user conference, at the MGM Grand Hotel & Casino in Las Vegas on June 3-6. About 450 keynotes and panel discussions were held, and several companies from around the world exhibited their geospatial products. Here are a few snapshots from the event.

9/30/14 2:00 pm EDT

Technical Workflows on the Job Site Using 3D Laser Scanning

The purpose of this webinar is to dig into different laser scanning workflows and techniques.


POB September 2014

2014 September

In this September 2014 issue of POB, we take a look at a book that reveals how a rare-map dealer made millions stealing ancient maps. Also, discover the secrets of a 21st-century surveyor and how technology enables small surveying businesses to ease growing pains and maximize their potential.

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