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Drill rig at Atlantic Yards project showers pedestrians with debris
Failures

Drill Rig Showers Debris on Pedestrians, Injuring Two in NY

July 7, 2011 rockman Failures Comments Off on Drill Rig Showers Debris on Pedestrians, Injuring Two in NY

A drill rig had some type of failure or malfunction in Brooklyn NY, and showered pedestrians with golf ball sized rocks, earth and debris. There are few details on the incident or the type ow […]

Sinkhole near Denver City, Texas July 2009
Geologic Hazards

Large Sinkhole Opens Near Denver City, Texas

July 31, 2009 rockman Geologic Hazards Comments Off on Large Sinkhole Opens Near Denver City, Texas

Sinkhole near Denver City, Texas July 2009

 

A 200-ft plus diameter sinkhole, about 50-ft deep opened up about 75 miles southwest of Lubbock, Texas, near Denver City on Monday, 7/27/2009 at 11pm. Check out the video below which is basically some aerial still photos. Credit to Geology.com. (Image from KCBD Video) […]

Malcolm Drilling prepares to drill secant pile drilled shafts for SR 99 TBM launch pit.
Project Related

Launch Pit Retaining Walls Completed for SR 99 Tunnel in Seattle

August 6, 2012 rockman Project Related Comments Off on Launch Pit Retaining Walls Completed for SR 99 Tunnel in Seattle

Drilled shafts have been installed by Malcolm Drilling to form the secant pile retaining walls to support the 400 ft x 80 ft x 80 ft launch pit for the SR 99 tunnel boring machine […]