Here's the summary for the Thursday, Dec. 3 webcast, "Lightweight High Performance Concrete" presented by the National Highway Institute (NHI): Lightweight concrete has seen increasing use in bridge applications by State DOTs over the past several years. The internal curing properties of lightweight aggregates have provided the durability benefits associated with high performance concrete in bridge decks and girders. This webinar will provide an introduction to the use of lightweight concrete for bridges and transportation structures. Topics covered will include:
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What is lightweight aggregate?
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What is lightweight concrete? ...including mix designs and ranges of densities and strengths
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What are the properties of lightweight concrete? ...including benefits and overview of material properties
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Whas it the cost of lightweight concrete?
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Examples of projects where lightweight concrete has been used in the US and abroad
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VDOTS's experience with lightweight concrete, including both laboratory tests and field applications
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Additional reference for download
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