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|a PBS newshour
|p This super strong concrete could repair aging bridges. Here's what's standing in the way /
|c [produced by NewsHour Productions].
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| 264 |
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1 |
|a Arlington, VA :
|b NewsHour Productions,
|c 2022
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|a 1 online resource (5 minutes)
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|a Title from resource description page (viewed January 30, 2023)
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|a Reporter, Cat Wise
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|a There's a dire need to repair aging infrastructure in the U.S., and an innovative building material could be a game changer. Embedded with steel fibers, ultra-high performance concrete is about five to 10 times stronger than standard concrete -- and unaffordable for most government-funded projects. Special correspondent Cat Wise reports from Iowa on how researchers are working to bring costs down
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|a In English
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| 650 |
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|a Concrete bridges
|z Iowa
|0 https://id.loc.gov/authorities/names/n79081387-781
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|a Concrete products industry
|z United States
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|x Finance
|0 https://id.loc.gov/authorities/subjects/sh2002007885
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