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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 and distribution of 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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Code requirements need to be updated
Expressions should include the effects of concrete strength, and expressions for lower strength reinforcement should be abandoned.
Evaluating setting time and 1-day compressive strength
Chemical admixtures can be used to overcome retarded setting and strength development in concrete with a high volume of fly ash.
Four plants recognized by PCI for excellence in manufacturing of architectural precast concrete
A panel discussion on performance-based specifications
Performance-based specifications have great potential as alternatives to prescriptive specifications.
Use of sodium silicate in concrete
C-S-H gel formed during the reaction of sodium silica with calcium hydroxide and free water provides significant benefits.
Lee Tunnel Project helps create a cleaner environment for London