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WorksheetsLANDFILL LECTURE 5
Total questions: 20
Worksheet time: 10mins
What is a borehole?
A wide tunnel used for mining operations.
A narrow shaft bored into the ground for geotechnical investigation, environmental assessment, or installing underground utilities.
A type of well used for extracting oil and gas.
A large pit dug for construction purposes.
What is site investigation in geotechnical engineering?
The process of collecting information, appraising data, assessing, and reporting to understand the hazards in the ground beneath a site.
A method for designing buildings based on aesthetic principles.
A technique used to measure soil moisture levels for agricultural purposes.
An analysis of the historical significance of a construction site.
What is the recommended design life for landfill sites?
5 years
10 years
15 years
20 years
What are the main purposes of site investigation?
Assess the aesthetic appeal of the site.
Achieve safe and economical design of foundations and temporary works.
Understand the historical significance of the site.
Foresee and mitigate difficulties during construction.
What are the considerations for landfill site selection?
Sufficient land area and volume for landfill capacity.
Proximity to urban centers for easy access.
Avoidance of steep gradients.
Close proximity to water bodies for drainage.
What are Atterberg Limits?
Basic measures of the critical water contents of fine-grained soil: shrinkage limit, plastic limit, and liquid limit.
A method to determine the density of coarse-grained soil.
The maximum moisture content at which soil can be compacted.
A classification system for coarse aggregates.
What is the purpose of laboratory testing in site investigation?
To determine the color and texture of soil samples.
To test disturbed and undisturbed samples for classification, quality, permeability, shear strength, and compressibility.
To assess the environmental impact of the site.
To evaluate the historical significance of the site.
What is hydraulic conductivity?
A property that describes the ease with which a fluid can move through pores or fractures in soils and rocks.
A measure of the ability of a material to retain water.
The rate at which water evaporates from a surface.
A property that indicates the strength of soil under load.
What is required for the issuance of an ECC?
A positive review of the ECC application by the Environmental Management Bureau (EMB) after assessing potential environmental impacts.
A payment of the ECC application fee to the local government.
A public consultation with local communities regarding the project.
An environmental impact assessment report submitted by the project proponent.
What factors affect site investigation?
Size and type of the project.
Weather conditions during the investigation.
Availability of construction materials.
Degree of risk or safety involved.
What is the first stage of site investigation?
Field survey, which involves physical examination of the site.
Desk study, which involves collecting various information related to the site, such as maps and geological records.
Soil sampling, which is the process of collecting soil samples for analysis.
Environmental impact assessment, which evaluates the potential effects of a project on the environment.
What is the minimum distance a landfill site should be from homes and drinking water?
250 meters
500 meters
750 meters
1000 meters
What types of impacts are assessed in an EIA?
Ecological impact, Physical impact, Socio impact
Economic impact, Cultural impact, Technological impact
Legal impact, Historical impact, Aesthetic impact
Political impact, Psychological impact, Ethical impact
What are the characteristics of a project that must be considered in an EIA?
Type of waste to be handled.
Layout of the site.
Landfill capacity.
Environmental impact of local wildlife.
What is the California Bearing Ratio (CBR)?
A method for measuring soil moisture content.
A penetration test for evaluating the mechanical strength of natural ground and subgrades beneath new carriageway construction.
A technique for assessing the permeability of soil.
A standard for determining the plasticity index of soil.
What is site reconnaissance?
A detailed analysis of the site's historical significance.
An early examination of the site by experts to collect information on site layout, topography, geology, and local conditions.
A survey conducted after construction to assess the quality of work.
A method for evaluating the environmental impact of a project.
What is the purpose of the Environmental Compliance Certificate (ECC)?
To certify that a proposed project will not cause significant negative impacts on the environment.
To provide funding for environmental projects.
To ensure compliance with local building codes.
To promote tourism in environmentally sensitive areas.
What is an Environmental Impact Assessment (EIA)?
A formal process of identifying and predicting the impacts of a proposed action on environmental integrity and human welfare.
A method for measuring the economic benefits of a project.
A legal requirement for all construction projects regardless of size.
A tool used exclusively for assessing social impacts.
What is a trial pit?
An excavation of ground to study or sample the composition and structure of the subsurface.
A type of legal proceeding in court.
A method of testing soil for agricultural purposes.
A pit used for storing trial samples of materials.
What is the purpose of site exploration and sampling?
To investigate detailed geology and subsurface soil conditions using surveys, trial pits, boreholes, and groundwater assessments.
To assess the aesthetic value of a site for landscaping purposes.
To determine the historical significance of a location through archaeological digs.
To evaluate the environmental impact of construction on local wildlife.
