US3577664A - Excavation machine having improved digging

US3577664A - Excavation machine having improved digging

Volvo Brochure Wheeled Excavator EWR150E EWR170E English

Swing into action, and take on the jobs that a conventional excavator can't, with improved lifting capacity, so you won't have to compromise on reach, lifting or digging performance. The market leading tail swing of the EWR150E, at 1 720 mm, and the short tail swing of the EWR170E, at 1 790 mm make for efficient and safe work in confined

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Multirobot Lunar Excavation and ISRU Using Artificial

Multirobot Lunar Excavation and ISRU Using Artificial-Neural-Tissue Controllers Jekanthan Thangavelautham1, Alexander Smith1, Nader Abu El Samid1, Alexander Ho1, Dale Boucher2, Jim Richard3, Gabriele M. T. D'Eleuterio1 1Institute for Aerospace Studies, University of Toronto, 4925 Dufferin St., Toronto, ON M3H 5T6 2Northern Centre for Advanced Technology, 1400 …

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excavator - definition and meaning

from The American Heritage® Dictionary of the English Language, 5th Edition. noun One that excavates, especially a machine used for digging having a bucket attached to a two-part boom and a rotating cab for the operator.; from The Century Dictionary. noun A modified form of dredging-machine used in digging irrigation canals. It consists of a chain-and-bucket conveyer …

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Excavation - HSE

Excavation . Digging excavations: Good practice . A simple trench with sides battered back to 450 (guard rails on right hand side omitted for clarity) Trench sheets with timber walings, screw props, puncheons and sole plates An example of a shored excavation with ladder access and supported services (guard rails on left hand side omitted for

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Tunnel Boring Machines - Kawasaki Heavy Industries, Ltd.

H&V shield machine is deployed to excavate simultaneously the subway car tunnel and station platform area. Features ①The world's fi rst shield machine equipped with a parallel articulating mechanism (H&V mechanism). It enables the excavation of wide tunnels with uniquely shaped sections, which makes high-precision positioning control possible.

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Diggings - definition of diggings by The Free Dictionary

diggings. ( ˈdɪɡɪŋz) pl n. 1. ( functioning as plural) material that has been dug out. 2. (Mining & Quarrying) ( functioning as singular or plural) a place where mining, esp gold mining, has taken place. 3. ( functioning as plural) informal Brit a less common name for digs. Collins English Dictionary – Complete and Unabridged, 12th

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Types of Soil Excavation Tools and Machines in Construction

Mobile grave excavator US3577664A (en) * Liming: Liming: Delta Diggers Inc: Excavation machine having improved digging elements US4085531A (en) * Liming: Liming: Aubert George: Grave digging machine USRE35088E (en) * …

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Tunnel Boring Machines - Kawasaki Heavy Industries, Ltd.

H&V shield machine is deployed to excavate simultaneously the subway car tunnel and station platform area. Features ①The world's fi rst shield machine equipped with a parallel articulating mechanism (H&V mechanism). It enables the excavation of wide tunnels with uniquely shaped sections, which makes high-precision positioning control possible.

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Various Types of Excavation Equipment Use on Construction Site

The types of excavation equipment to be used in an excavation project depend on the scope of work and construction site. The excavation equipment to be used can either be utilised for some situations or can be a particular type which meets the requirements of the given project.

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Excavating Contractor in Oreland, PA | Mini Backhoe Services

Mini Backhoe Services is an Excavating Contractor in Oreland, Pennsylvania and surrounding areas. We offer Operated Machine Rentals, Site Preparation, and Excavation Services. Contact us today for a free excavation service estimate. Also servicing Miami Dade …

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Excavation Safety - Texas Department of Insurance

tion from traffic, equipment, or other excavation activities. Soil cannot be classed as Type A soil if layers dip into the excavation on a slope of four feet horizontal to one foot vertical or there are other factors, such as seeping water, that would make the soil less than stable. Type B soil - This cohesive soil is composed of silt, silty

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Trenching and Excavation Safety - Occupational Safety and

The Excavation standards describe various methods and approaches that can be used to design protective systems. Examples of protective systems that can be used to comply with the Excavation standards include: Sloping the sides of the excavation to an angle not steeper than 1½:1 (for every foot of depth, the trench must be

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Excavations - Construction Safety topics - HSE

Excavations What you need to do. The law says you must prevent danger to workers in or near excavations. To maintain the required precautions, a competent person must inspect excavation supports or battering at the start of the working shift and at other specified times.

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Excavation Risk Assessment: Free Templates | SafetyCulture

Nov 26, 2021 · Excavation Risk Assessment. This excavation risk assessment is created according to the OSHA excavation and trenching worksite analysis and converted with and best used in the iAuditor app. Use this checklist to evaluate an excavation area or site if safe before all workers set foot and perform their jobs under the ground.

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Dig Into Excavator Productivity | For Construction Pros

This-invention is an improved excavating machine particularly useful for road grading and irrigation ditch digging.

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Dig in tight spots with Komatsu's new PC78US-11 compact

Nov 26, 2021 · Nov 26, 2021. The Komatsu PC78US-11 compact excavator has a 12-foot 2-inch boom with a greater raising angle and a short implement swing radius for digging efficiently in a crowded space. Komatsu

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Trenching and Excavation Safety

Trenching and Excavation Safety Trench collapses, or cave-ins, pose the greatest risk to workers' lives. When done safely, trenching operations can reduce worker exposure to other potential hazards include falls, falling loads, hazardous atmospheres, …

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Construction Specification 421 – Excavation

is a track type tractor having a power rating of at least 250 flywheel horsepower equipped with appropriate attachments. Unclassified excavation . is defined as the excavation of all materials encountered, including rock materials, regardless of their nature or the manner in which they are removed. 3. Blasting

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This Cat excavator makes its living digging at the bottom

Feb 28, 2019 · That's because this excavator is right where it's meant to be, digging trenches on the ocean floor. It's unclear exactly what kind of project …

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US3107444A - Grave digging machine - Google Patents

Tips for Safe, Productive Digging with Excavators | For

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