Geotechnical Investigation - Articles - Page 48

Little Beaver Releases Lone Star LS T1 Geotechnical Drill

Solid stem augers are available in 3- to 8-inch diameters, and the unit is capable of drilling 6-inch boreholes down to 100 feet.

April 8, 2014

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The Lone Star LS T1 Geotechnical Drill from Little Beaver gives contractors a rugged and dependable drill for standard penetration tests (SPT) and sampling through tough soils in nearly any environment.

The location of the downhole annular pressure tool relative to the 9.875-inch milled tooth tri-cone drill bit.

HDD Tackles the Mississippi

Alexis Brumm

April 1, 2014

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Crossing underneath the Mississippi River using horizontal directional drilling sounds like it could be something out of a driller’s fairy tale. Pipeline owner, Boardwalk Louisiana Midstream, made that fairy tale a reality.

Hayward Baker Makes Ground Improvements in Ohio River Bridges Project

Keller Group Company uses vibro replacement stone columns and rigid inclusions to improve the ground

Phillip Nones

March 24, 2014

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Testing allowed Hayward Baker to have real-time data on ground stresses, pore water pressure and settlement.

DFI Names Committee Chair for Landslides, Slope Stabilization

Professor Currently Works with FHWA in Washington

March 17, 2014

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DFI’s technical committees focus on issues specific to subsets of the deep foundations and excavation sectors.

Nominations Sought for 2014 DFI Awards

The honors recognize service, projects in foundations sector

March 13, 2014

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Professionals are invited to nominate peers working in foundation drilling, engineering.

Hayward Baker Receives Keystone Award from AGC-St. Louis

Hayward Baker wins award for work on the St. Louis Central Library project.

February 19, 2014

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Geotechnical construction contractor Hayward Baker (HB) received the Keystone Award from the Associated General Contractors of St. Louis (AGC).

The Dando 1000 MK2 features an adjustable height mast derrick.

Dando Expands Line of Geotechnical Drilling Rigs

January 1, 2014

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Dando Drilling International launched the Dando 1000 shell and auger rig for geotechnical markets.

Frame-mounted drills cut out the operator fatigue

Framed Rock Drills Can Boost Safety, Cut Fatigue

Randy Stevens

December 1, 2013

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Pinpointing a gas leak isn’t complicated—drill a hole through the pavement, drive the rod through the soil, insert a tester and move to the next spot until you detect the highest level of gas. But determining exactly how you’re going to dig the hole—or, more precisely, with what—can be more complicated. Wrapped into the decision is everything from efficiency to response times to workers’ compensation.

A RigKit is a drill rig that has not been fully assembled.

Save Money on Drilling Products, Equipment in 2014

Brandon Wronski

December 1, 2013

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With drilling equipment costs likely to increase in 2014 and beyond, contractors need cost effective solutions and alternatives to ensure that they have the right machine for the job without breaking the bank.