Search results
Results from the WOW.Com Content Network
Digging, also referred to as excavation, is the process of using some implement such as claws, hands, manual tools or heavy equipment, to remove material from a solid surface, usually soil, sand or rock on the surface of Earth.
Especially in developing countries many boreholes are stull dug by hand. The digging begins with manual labor using basic tools such as shovels, picks, and crowbars. Workers excavate the soil layer by layer, often using a circular motion to create a well-shaped hole. The process is slow and demanding, requiring teamwork and coordination.
Phasing a site represents reducing the site either in excavation or post-excavation to contemporaneous horizons whereas "digging in phase" is the process of stratigraphic removal of archaeological remains so as not to remove contexts that are earlier in time "lower in the sequence" before other contexts that have a latter physical stratigraphic ...
Boring is drilling a hole, tunnel, or well in the Earth. It is used for various applications in geology , agriculture , hydrology , civil engineering , and mineral exploration . Today, most Earth drilling serves one of the following purposes:
Holes in the ground that are made intentionally, such as holes made while searching for food, for replanting trees, or postholes made for securing an object, are usually made through the process of digging. Unintentional holes in an object are often a sign of damage. Potholes and sinkholes can damage human settlements. [1]
Rat-hole mining or Rat mining [1] is a process of digging employed in North East India to extract coal, where a narrow hole is manually dug by extraction workers. The practice is banned by the National Green Tribunal; [2] [3] however, the techniques are still employed by artisanal mining operations in several parts of India, especially in Meghalaya.
“The next generation of gravitational detectors could catch a glimpse of the small-mass black holes — an exotic state of matter that was an unexpected byproduct of the more mundane black holes ...
The first hole is dug on one side of the obstacle. This hole must be large enough to fit the tool and allow the operator to aim it. The hole also must be deep enough so that, as the tool compacts the ground, the surface remains undisturbed. The depth of the starting bore pit depends on the type of soil being worked in and how well it compacts.