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Archaeology Equipment: The Tools of the Trade

Feb 05, 2019· An archaeologist uses many different tools during the course of an investigation, before, during and after the excavations. The photographs in this essay define and describe many of the everyday tools archaeologists use in the process of conducting archaeology. This photo essay uses as its framework the typical course of an archaeological excavation conducted as part of a cultural resource ...

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Dewatering Methods for Dewatering Excavation at ...

Dewatering during excavations is required at construction sites generally for foundation works. Dewatering of any excavated area is done in order to keep the excavation bottom dry so that excess water does not weaken the concrete or wash away cement. The excavation or laying foundation in the waterlogged ground is a very tough activity.

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Excavation | OSHA Safety Manuals

An excavation is any man-made cut, cavity, hole, trench, or depression made in the earth's surface by the removal of soil. Workers in excavations can be exposed to cave-ins, engulfment, hazardous atmospheres, and falls. Excavation safety training and procedures prevent …

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8 Modern Building Construction Techniques - Sancheti Builders

May 17, 2018· This technique allows construction work to progress even in inclement weather and minimizes excavation activity. 6) Hybrid Concrete Building Technique. This technique expedites construction turnaround time by blending the advantages of concrete pre-casting with the in-situ building. Quality improves, whereas the cost of construction plummets.

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8 Types Of Excavation Used In Construction - Sierra Hydrovac

Mar 06, 2018· This type of excavation is used to clear surfaces; like the rocky surfaces that impede the building process. Rock excavation is highly challenging as compared to the other types. This is because it cannot be done without the use of special equipment and techniques like drilling or blasting to remove the rock or clear a tough surface. Muck ...

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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. The various types of excavation equipment used in building projects ...

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CTEP - UNIT-V - CONSTRUCTION EQUIPMENTS PPT

Sep 27, 2016· EARTH MOVING EQUIPMENTS: The equipment which perform excavation, digging of large quantities of earth , moving them to distances , placement , compacting, leveling, dozing, grading, hauling etc., are called earth moving equipment. CLASSIFICATION: EXCAVATING EQUIPMENT EXCAVATING AND EARTH MOVING EQUIPMENT Construction Equipments 4 5.

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ABC Technique Proves to Be as Easy as 1-2-3 | Construction ...

Modular, prefabricated bridge designs have proven to be a critical component of accelerated bridge construction (ABC). The FHWA favors the ABC bridge construction technique especially in the ...

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Hydro VS Air Excavation - Vac-Tron Equipment

Apr 12, 2018· Hydro excavation is faster than air excavation and is considered the most efficient type of vacuum excavation. Hydro excavation does not allow for the re-use of the spoil material for refilling the hole. Air or Dry Excavation is the process of using compressed air to disturb the earth’s soil which is then vacuumed up into a debris tank. Air ...

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What is Hydro Excavation?

Hydro excavation equipment needs a vacuum source. There are two choices for this, a fan system or a positive displacement blower. A fan system is able to move air in huge amounts. This allows for faster excavations. It is easier to control and operate. This is often lighter and less expensive than the positive displacement blowers.

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Mechanical rock excavation equipment | Epiroc

Mechanical rock excavation equipment - Mobile Miner. ... They utilize a well-known technique, packaged in a compact and flexible machine. The continuous mining technology used by Mobile Miner makes your project more productive, more predictable and easier to schedule compared to the drill and blast method. . It also creates a safer and cleaner ...

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Subsea Excavation | Seatools

Innovative bespoke excavation solutions with a high degree of control over the excavation operation. With a track record of pioneering devices such as the Carrera 4 subsea excavator, GES, Arthropod, and Jetting Bull, Seatools established itself as a manufacturer of highly sophisticated and innovate subsea excavation and dredging tools.

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Types of excavation - Designing Buildings Wiki

Trench, or footing, excavation is typically used to form strip foundations, buried services, and so on. The choice of technique and plant for excavating, supporting and backfilling the trench depends on factors such as; the purpose of the trench, the ground conditions, the …

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Excavation Methods | Encyclopedia.com

When planning an archeological excavation, archeologists often use nondestructive techniques such as electrical resistivity meters and magnetometers to locate structures and artifacts on the site without digging. Soil testing may shed light on settlement patterns connected with the site.

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Earth-Moving Heavy Equipment for Construction

Excavation of the ground within the tunnel bore may be either semicontinuous, as by handheld power tools or mining machine, or cyclic, as by drilling and blasting methods for harder rock. Here each cycle involves drilling, loading explosive, blasting, ventilating fumes, and excavation of the blasted rock (called mucking).

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excavation | Description, History, & Facts | Britannica

Excavation, in archaeology, the exposure, recording, and recovery of buried material remains. In a sense, excavation is the surgical aspect of archaeology: it is surgery of the buried landscape and is carried out with all the skilled craftsmanship that has been built …

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Ground freezing in construction | groundfreezing.com

Artificial ground freezing is a construction technique that is used in the construction of shafts, mines and tunnels to provide temporary earth support and groundwater control when other conventional methods such as dewatering, shoring and grouting or soil mixing do are not feasible.

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What is Excavation Safety? | SafetyCulture

Excavation and trenching are amongst the most dangerous operations in the construction industry. Dangers can include cave-ins, falling loads, hazardous atmospheres and hazards from using heavy equipment. Regular pre-work inspections can reduce hazards and serious risk of injury.

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OSHA Technical Manual (OTM) | Section V: Chapter 2 ...

I. Introduction. Excavating is recognized as one of the most hazardous construction operations. OSHA recently revised Subpart P, Excavations, of 29 CFR 1926.650, 29 CFR 1926.651, and 29 CFR 1926.652 to make the standard easier to understand, permit the use of performance criteria where possible, and provide construction employers with options when classifying soil and selecting employee ...

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Excavation Methods | Encyclopedia.com

Excavation methods are the various techniques used within archaeology to dig, uncover, identify, process, and record archaeological remains. Archeological excavation involves the removal of soil, sediment, or rock that covers artifacts or other evidence of human activity. Early excavation techniques ...

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EXCAVATION and BASEMENT CONSTRUCTION Introduction ...

Excavation for the diaphragm wall – In normal soil conditions excavation is done using a clamshell or grab suspended by cables to a crane. The grab can easilyfchisel boulder in soil due to its weight. Excavation support – excavation for the diaphragm wall produces a …

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Types of Soil Excavation Tools and Machines in Construction

Excavation of soil is necessary in construction point of view and it should be done by hand tools or machineries based on the area of the land or depth of excavation. By the process of excavation, the land is cleaned from tree roots, strums, organic impurities etc., which should harm to the foundation.

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Excavation Techniques - Excavation

Excavation is among the most fundamental and important of construction techniques. It (Excavation) is primarily used in the case of the presence of new construction. However, it can also be employed in the removal of polluted soil. Furthermore, though there are many "offshoots" which aren't listed in this article, excavation has four principal ...

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Methods of Excavation Used for Deep Foundation ...

All machines in the mechanical rock excavation family are fully customizable with a high level of automation. The steel disc cutter technology is used and proven in civil construction industry for a long time. These discs are well suited for hard rock excavation and will not wear down as …

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Earthmoving Operations

The material in this manual applies to all construction equipment regardless of make or model. The equipment used in this manual are examples only. Information for pro-duction calculations should be obtained from the operator and maintenance manuals for the make and model of the equipment …

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Common Techniques and Strategies for Excavation ...

Aug 14, 2018· In most situations, common excavation can be used, which includes all types of excavation with the exception of rock or other classifications, such as all rippable materials or asphalt type pavement. Typically, this work involves removing the soil materials that fall within the contract limits. But, it might include existing pavement as required.

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Shoring Types | Industry Resources | Groundforce

Shoring is a common technique used to reinforce below-ground excavations during construction projects, as well as to provide temporary reinforcement for above-ground structures which are in the process of being renovated or permanently reinforced by other means.

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Vacuum Excavation - Vac-Tron Equipment Application

Vacuum excavation is digging by using a vacuum to break apart material with high-pressure water or air. This method of excavation is commonly referred to as "Soft Dig" and accepted as being safer than hand digging within the tolerance zone around underground facilities.

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Excavator Operator Tips for Trenching and Loading - The Scoop

Construction Equipment’s dealers are the mainstay of our business and an important bridge between the company and the customers who buy and operate our machines. Find Nearest Location. Never Miss an Update. Never miss an update. Stay in the know for all things Construction Equipment – News, Feature Updates, Exclusive Promos ...

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