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  2. Geotechnical investigation - Wikipedia

    en.wikipedia.org/wiki/Geotechnical_investigation

    Shelby Tube Sampler. Utilized in the 'Standard Practice for Thin-Walled Tube Sampling of Soils for Geotechnical Purposes' (ASTM D 1587 [5]). This sampler consists of a thin-walled tube with a cutting edge at the toe. A sampler head attaches the tube to the drill rod, and contains a check valve and pressure vents.

  3. Standard penetration test - Wikipedia

    en.wikipedia.org/wiki/Standard_penetration_test

    The test uses a thick-walled sampling tube, with an outside diameter of 5.01 cm (2 in) and an inside diameter of 3.5 cm (1.375 in), and a length of at least 60 cm (24 in). The sampling tube is driven into the ground at the bottom of a borehole by blows from a hammer with a mass of 63.5 kg (140 lb) falling a distance of 75 cm (30 in). The sample ...

  4. Thin walled beams - Wikipedia

    en.wikipedia.org/wiki/Thin_walled_beams

    A thin walled beam is a type of beam (structure) that does not have a solid cross sectional area. The cross section of thin walled beams is made up from thin panels connected together. Typical closed sections include round, square, and rectangular tubes. Open sections include I-beams, T-beams, L-beams, and so on.

  5. Miami Beach doctor was charged with sex trafficking a minor ...

    www.aol.com/miami-beach-doctor-charged-sex...

    He ran a concierge practice for some of Miami’s wealthiest people. But he was meeting teenage girls on Tinder

  6. Diffusive gradients in thin films - Wikipedia

    en.wikipedia.org/wiki/Diffusive_gradients_in...

    The diffusive gradients in thin films (DGT) technique is an environmental chemistry technique for the detection of elements and compounds in aqueous environments, including natural waters, [1] sediments [2] and soils. [3] It is well suited to in situ detection of bioavailable toxic trace metal contaminants.

  7. Daughter Admits She Used to Throw Plates Away Rather Than ...

    www.aol.com/daughter-admits-she-used-throw...

    Related: Woman No Longer Cooks Husband Dinner After He Refuses to Do Dishes: 'He Can Handle His Own' Later in the video, Sam dropped a big bombshell as she admitted she once faked a health crisis. ...

  8. These Are the Best New Songs We Heard This Month - AOL

    www.aol.com/best-songs-heard-month-142900895.html

    “Sugar Water Cyanide” by Rebecca Black “Rebecca Black, perhaps best known for the 2011 viral hit ‘Friday,’ is still making music, however now the playground isn’t at the school—it ...

  9. Drill pipe - Wikipedia

    en.wikipedia.org/wiki/Drill_pipe

    Drill pipe, is hollow, thin-walled, steel or aluminium alloy piping that is used on drilling rigs. It is hollow to allow drilling fluid to be pumped down the hole through the bit and back up the annulus. It comes in a variety of sizes, strengths, and wall thicknesses, but is typically 27 to 32 feet in length (Range 2).