Which of the following is an advantage of a horizontal excavation?
Horizontal directional drilling is faster and can be used in the same situation where an open cut excavation is used. And, it can be utilized in areas where there are buildings and roadblocks. Not only this, there is savings in terms of equipment and manpower as well.
What is horizontal excavation?
In horizontal excavation, the archeologist may plow strips along the surface of the site to expose any objects lying near the surface. The excavation of a site proceeds by these methods until, layer by layer, the foundations of the site are uncovered.
What is the difference between horizontal and vertical excavation techniques?
The horizontal dimension reveals a site as it was at a fixed point in time. The vertical dimension shows the sequence of changes within a site over time. Excavation methods vary according to which dimension of the past an archaeologist chooses to study.
What is the advantage of vertical excavation?
Advantages: Freedom and Autonomy The absence of multiple structural layers provides streamlined communication and reporting processes, making the organization more nimble and adaptable to change.
What are the disadvantages of excavation?
The disadvantage is the high water content in the excavated soil. In Achilles (OVAM 2002c) it has been stated that excavation should take place when dry, unless for the removal of floating layers where ground-water extraction only takes place once the floating layer has been removed.
What are the types of excavation?
Types of Excavation
- Earth excavation is removal of the layer of soil immediately under the topsoil and on top of rock.
- Muck excavation is removal of material that contains an excessive amount of water and undesirable soil.
- Unclassified excavation is removal of any combination of topsoil, earth, rock, and muck.
What is the disadvantages of horizontal structure?
Reduced productivity In companies where departments’ responsibilities are interdependent, horizontal structures may hinder their productivity. While some organizations benefit from reduced managerial levels, others have them so that their areas can specialize and focus on a specific task.
What are the advantages of excavation?
Excavation equipment can move materials easily. The better the construction company you call, the better they’ll be able to meet your needs. They can remove snow during the winter so that you can build on a site all year round.
What are the excavation hazards?
1. Pit Excavation up to 3m
| Type of hazard | Effects of hazard |
|---|---|
| Falling into pit | Personal injury |
| Earth collapse | Suffocation /breathlessness, Buried |
| Contact with buried electric cable, Gas / Oil Pipelines | Electrocution, and Explosion |