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Founded in 1904 and headquartered in Farmington Hills, Michigan, USA, the American Concrete Institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensus-based standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design, construction, and materials, who share a commitment to pursuing the best use of concrete.
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Home > Tools > Frequently Asked Questions
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Consolidation of concrete—required or not?
The effect of aggregate characteristics on concrete shrinkage and permeability
The relationship between porosity and permeability of concrete
Does additional curing improve the properties of concrete in other ways than in strength?
Benefits of using slag cement
What does a pozzolan do in the concrete?
Could a sulfate-resisting cement and slag cement be combined and used for concrete exposed to sulfates attack?
Aging of concrete
The effect of water-cementitious ratio on permeability and shrinkage
How are properties of concrete in the structure measured?
How is the permeability of concrete determined?
Joint deterioration mechanism and prevention
Importance of using pozzolans in hydraulic and environmental structures
Factors affecting permeability
What is curing?
What is silica fume?
Do some water-reducing admixtures induce bleeding?
Search other resources on the ACI website for answers to technical questions
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