This is a cool time-lapse video of a DeWind one-pass trencher installing 350 linear feet of 25′ foot deep Groundwater Collection (HDPE slotted 4″ pipe backfilled to grade with pea stone) in a single pass under the water table in a single pass. Their method and technology did not require any dewatering, shoring, or open excavations. [Source: YouTube via Read more about this interesting technology and company at DeWind’s website. Image: YouTube]
This project video seems a few years old, but it’s relatively new on YouTube and it’s a fantastic case study of the slick method of installing groundwater interception trenches using DeWind’s remarkable one-pass trenching technology. […]
Moretrench, a leader in construction dewatering and specialty geotechnical construction, is pleased to announce that Joseph M. McCann has been appointed to the position of Executive Vice President. [Editor] Click through for the rest of the press release from GeoPrac.net sponsor Moretrench. [/Editor]
A 10 inch hollow stem auger grazed a packed subway car on the NY MTA’s F line last week scratching the side of the train and breaking windows. Fortunately there were no injuries. I think […]
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