U.S. needs safer bridges. Super strong concrete could help
Clip: 2/12/2020 | 5m 26sVideo has Closed Captions
This super strong concrete could repair aging bridges. Here's what's standing in the way
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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Major corporate funding for the PBS News Hour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by...
U.S. needs safer bridges. Super strong concrete could help
Clip: 2/12/2020 | 5m 26sVideo has Closed Captions
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.
Problems playing video? | Closed Captioning Feedback
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2020 Dems look to more diverse states after N.H. primary
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Clip: 2/12/2020 | 4m 30s | 2020 Dems look to more diverse states after N.H. primary shrinks field (4m 30s)
Buttigieg: Results are proving he's 'a serious contender'
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Clip: 2/12/2020 | 9m 17s | Buttigieg: Results are proving to S.C. voters he's 'a serious contender' (9m 17s)
Does the Roger Stone fight hurt the Justice Department?
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Clip: 2/12/2020 | 9m 40s | Does the Roger Stone fight hurt the Justice Department's credibility? (9m 40s)
In Allende's new novel, a familiar story of refugee life
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Clip: 2/12/2020 | 6m 8s | Isabel Allende's newest historical novel tells familiar story of refugee life (6m 8s)
News Wrap: New novel coronavirus infections declining
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Clip: 2/12/2020 | 4m 26s | News Wrap: New novel coronavirus infections declining, WHO says (4m 26s)
What N.H. primary results mean for the 2020 race
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Clip: 2/12/2020 | 11m 31s | Takeaways from the N.H. primary, and what it means for the longer race (11m 31s)
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Major corporate funding for the PBS News Hour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by...