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Using digging bars to move rocks A girl and a man dig a hole with a heavy digging bar to plant a tree. Common uses of digging bars include breaking up clay, concrete, frozen ground, and other hard materials, moving or breaking up tree roots and obstacles, and making holes in the ground for fence posts.
This is an accepted version of this page This is the latest accepted revision, reviewed on 29 January 2025. Cloud-based presentation software Google Slides An example of a Google Slides presentation Developer(s) Google LLC Initial release March 9, 2006 ; 18 years ago (2006-03-09) Stable release(s) [±] Android 1.25.052.01 / 28 January 2025 ; 7 days ago (2025-01-28) iOS 1.2025.05200 / 3 ...
Note the 40-ton CAT wheeled dozer at lower left for size comparison. A bucket-wheel excavator (BWE) is a large heavy equipment machine used in surface mining. Their primary function is that of a continuous digging machine in large-scale open-pit mining operations, removing thousands of tons of overburden a day.
A shovel test pit (STP) is a standard method for Phase I of an archaeological survey. [1] It is usually a part of the Cultural Resources Management (CRM) methodology and a popular form of rapid archaeological survey in the United States of America and Canada.
Symbol used in drawings. A trial pit (or test pit) is an excavation of ground in order to study or sample the composition and structure of the subsurface, usually dug during a site investigation, a soil survey or a geological survey.
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A larger and heavier digging stick with a diameter of about 4 cm (1.6 in) and 2 m (6 ft 7 in) in length, used for the purpose of turning over the soil surface for new gardens; and A smaller and lighter digging stick with a diameter of about 2 cm (0.79 in) and 1 m (3 ft 3 in) (or less) in length, mainly used for basic horticulture tasks.
Schematic cross section of a pressurized caisson. In geotechnical engineering, a caisson (/ ˈ k eɪ s ən,-s ɒ n /; borrowed from French caisson 'box', from Italian cassone 'large box', an augmentative of cassa) is a watertight retaining structure [1] used, for example, to work on the foundations of a bridge pier, for the construction of a concrete dam, [2] or for the repair of ships.