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Summarize quality control, quality assurance, and independent assurance processes
Assessment Strategies
Quiz, exam, written product (article summary)
Criteria
Distinguish between quality control and quality assurance
Explain the purpose of independent assurance testing
Summary includes at least one key point from the article
Summary includes details that reflect the article content
Summary length meets guidelines specified by the instructor
Summary is written using industry-approved format and language (correct grammar, punctuation, and spelling)
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Examine the role and sources of standards for construction materials
Assessment Strategies
Quiz, exam
Criteria
Identify the primary national standards organizations for civil engineering materials
Identify the local and regional standards creators
Describe the development of full consensus standards
Explain the purpose of construction specifications
Distinguish between inspection and testing
Identify methods that can be used to improve repeatability of tests
Explain why test results on the same materials can be different
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Relate the geological history of Wisconsin to the availability of construction materials in different regions of the state
Assessment Strategies
Quiz, exam
Criteria
Identify major rock classifications found in Wisconsin
Distinguish between Wisconsin’s bedrock sources (quarries) and glacial deposits (pits)
Locate major aggregate sources on a Wisconsin geological map
Explain the impact of glaciation on Wisconsin's sand and gravel resources
Differentiate between common aggregate types based on physical properties
Explain the rock cycle
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Examine the production and processing of aggregates
Assessment Strategies
Quiz, exam
Criteria
Outline common risks and safety protocols associated with aggregate processing equipment
Break down the specific stages of production, including excavation, crushing, screening, washing, and conveying
Explain the roles and enforcement responsibilities of agencies that monitor aggregate production sites
Contrast crushed gravel and crushed stone
Classify aggregates into natural, processed, recycled, and synthetic groups
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Perform random sampling techniques for aggregates
Assessment Strategies
Quiz, exam, skill demonstration in lab
Criteria
Justify the purpose of random sampling
Determine sampling locations and quantities using the random number method
Demonstrate sampling from a stopped conveyor belt
Demonstrate procedure for sampling from roadbed windrows
Demonstrate procedure for sampling from roadbed
Demonstrate procedure for sampling from stockpiles
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Perform common aggregate tests
Assessment Strategies
Quiz, exam, skill demonstration in lab
Criteria
Laboratory calculations are accurate for the lab tests you perform on a given sample of aggregate
Differentiate between dense, open, and gap graded aggregates
Determine the fineness modulus for a given aggregate
Plot the gradation curve given sieve analysis data
Categorize the aggregate gradation based on a gradation curve, the fineness modulus, and the coefficient of uniformity
Compute the moisture content of an aggregate sample given the laboratory test data
Compute the coefficient of uniformity of an aggregate given the laboratory test data
Compute the unit weight of an aggregate given the laboratory test data
Reduce random samples to test size using a quartering procedure
Reduce random samples to test size using a riffle splitter
Perform washed and dry sieve analysis
Perform specific gravity and absorption tests on fine aggregate
Perform specific gravity and absorption tests on coarse aggregate
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Summarize portland cement concrete production and composition
Assessment Strategies
Quiz, exam
Criteria
Identify the five main components of portland cement concrete
Describe the role each of the main components of portland cement concrete serves
Identify properties of aggregates suitable for portland cement concrete
Describe the purpose of chemical admixtures
Describe the purpose of finely divided mineral admixtures
Summary includes the portland cement concrete production process
Distinguish between hydraulic and non-hydraulic cements
Identify the raw materials that are used to produce portland cement
Identify the five principal types of portland cement
Identify applications for each of the five principal types of portland cement
Examine the chemical composition of the five different types of portland cement
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Examine the hydration process
Assessment Strategies
Quix, exam
Criteria
Describe the chemical compounds formed during hydration
Identify substances and factors that hamper the hydration process
Explain how the chemical composition of the different types of portland cement impacts the hydration process
Explain the significance of mixing and placement temperature
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Examine proportioning of concrete mixes
Assessment Strategies
Quiz, exam
Criteria
Explain the significance of the 7-day and 28-day compressive strengths
Describe "slump"
Summarize w/c ratio
Detail how the w/c ratio impacts fresh and hardened concrete properties
Compare difference between water for hydration and water of convenience
Calculate the required proportions of materials for a concrete mix
Explain how aggregate properties impact mix proportions
Explain how specified concrete properties impact mix proportions
Identify common chemical admixtures and their impacts on fresh and hardened portland cement concrete
Identify common mineral admixtures
Explain the difference between entrapped and entrained air
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Apply random sampling techniques for portland cement concrete
Assessment Strategies
Quix, exam, skill demonstration in lab
Criteria
Justify the purpose of random sampling
Apply safety procedures when sampling portland cement concrete
Determine random sampling locations by paving station
Determine random sampling locations by quantity of material
Determine the minimum sample size required for bridge and paving projects
Explain techniques for sampling from a stationary mixer
Explain techniques for sampling from subgrade
Explain techniques for sampling from revolving truck mixers and agitators
Explore the time frames within which composite samples must be obtained
Identify sampling location for concrete pumped into bridge elements
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Perform fresh portland cement concrete tests
Assessment Strategies
Quiz, exam, skill demonstration in lab
Criteria
Perform temperature testing techniques
Identify typical temperature ranges
Demonstrate effective slump testing techniques
Identify common mistakes made when performing a slump test
Demonstrate effective air testing techniques
Identify common mistakes made when performing an air test
Identify typical air content ranges for concrete
Demonstrate effective procedures for fabricating strength cylinders
Describe the procedure for handling cylinders after fabrication
Identify problems associated with improperly fabricated strength cylinders
Justify the purpose of the aggregate correction factor
Determine the aggregate correction factor
Calculate adjusted air content
Describe the procedure for calibrating an air pressure meter
Demonstrate the air meter calibration procedure
Identify alternate methods for determining air content and slump of fresh concrete
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Analyze hardened portland cement concrete properties
Assessment Strategies
Quiz, exam
Criteria
Identify two different cylinder capping methods
Correlate the cylinder break type with concrete condition
Calculate the compressive strength of a cylinder
Differentiate between destructive and non-destructive testing
Identify non-destructive testing methods that are used to determine concrete compressive strength
Correlate compressive strength and tensile strength of concrete
Analyze the impact of the curing environment on concrete
Describe the purpose of lab and field cured cylinders
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Interpret data on PCC quality control charts
Assessment Strategies
Quiz, exam, written product
Criteria
Differentiate between a warning limit and a control limit
Calculate the moving average of four test results
Identify the upper and lower control limits for concrete used in paving and bridge projects
Identify the upper and lower warning limits for concrete used in paving and bridge projects
Plot test results on the control charts using accurate symbology
Identify corrective actions when a given test or moving average exceeds the warning limits