Category Archives: Hydro/Marine

maritime

An Underwater World of Measurements, Positions, and Spatial Relationships

Most people assume that my job consists of digging big holes to remove shiny artifacts, swimming into an intact ship to, again, remove shiny artifacts, or, in extreme cases, using explosives to remove shiny artifacts. This couldn’t be further from the truth. Maritime archaeology seeks to gain knowledge of the past and preserve it for future...

Anchor from the Kennemerland. Courtesy of Donald Jefferies.

Marine Archeaology: Repositioning a Dutch East Indiaman

The Kennemerland is now designated as a Historic Marine Protected Area on account of the national importance of the wreck. Recently I was part of a team of archaeological divers sent to Out Skerries by Cotswold Archaeology on behalf of Historic Scotland. We were tasked with checking, updating, and geo-referencing the existing plans of the...

Pete Kelsey, Autodesk’s strategic projects executive, did some of the hands-on measurement himself on a survey with the Park Service to evaluate the conditions of the USS Arizona Memorial at Pearl Harbor.

Autodesk and Measurement

“After all of these years, I’m really happy to be able to say that Autodesk is now truly in the measurement business,” says Pete Kelsey, Autodesk’s strategic projects executive. Though he was quick to add qualifiers to that statement: “We are not in the measurement hardware business, but we are now more closely aligned with...

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20,000 Chains Under the Sea

This particular day in the field has been hard. Precise levels are always a challenge to run, and the surveyor is weighing his options. First, he sets his level down at the first point and waits for a reading—so far so good. He slowly turns and begins his journey to the second waypoint, making sure...

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