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Interlocking Split Spoon Simplicity Speeds Up Geotechnical Boring


Split tube soil sampling system for geotechnical boring manufactured under U.S. Patent 9,551,188

Split tube soil sampling system for geotechnical boring manufactured under U.S. Patent 9,551,188

Completing predominantly shallow direct push, geotechnical boring, and installing monitoring wells, Geo Drill Inc. had seen the Geoprobe® patented interlocking split spoons in Probing Times and in the Geoprobe® sourcebook. Then Lee Shaw, sales representative, stopped by on a visit at a point where they were needing new spoons.

“We’d been having issues with the standard split shaft,” Kory Kalmer, operator, said. “The straight cut grooves and the threads would get worn to where you’d have trouble getting them apart.”

Adding the interlocking split spoon to their toolbox has simplified their fieldwork.

“They’re much quicker and easier. If you’re drilling in sand, you don’t have to worry about cleaning,” Jake Barker, driller, said.

“They’re easier to clean, take apart, get the sample, decontaminate, and get back together. It’s just more efficient.”

They find it easier for engineers to figure out the interlocking split spoons when pitching in on a geotechnical boring project.

“Being interchangeable between shoe and head, you’re not having to keep track of spoon orientation which speeds everything up,” Kalmer said.

They’ve been impressed not only by the interlocking split spoon performance but also the durability.

“We’ve thrown them into rock material and the interlocking pattern keeps them from springing apart and the threads are more robust. The last set we had almost two years on them,” Kalmer said. “Geoprobe® tooling is top quality, best you can get.”

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Behind the Design - Interlocking Split Spoon Sampler

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