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News (23)


Dry Spring Speeds Oroville Repairs

After a record-setting rainy season, California’s dry, hot spring has helped expedite repairs to Oroville Dam’s damaged concrete spillway, but even as work moves forward, some in the state a...


Report: Cracking, Spalling Led to Dam Damage

The California Department of Water Resources has released three reports prepared by consultants in relation to damage incurred by the Oroville Dam spillways earlier this year, revealing that...


Atlanta Interstate Closes After Buckling

Just weeks after a fire destroyed an interstate highway overpass in Atlanta, another roadway challenge hit the city Monday when I-20 buckled suddenly, sending a motorcyclist flying.


Mortar Patches Concrete in Chemical Settings

A new epoxy resin mortar is designed to repair concrete floors and surfaces and protect them from chemical damage, with high resistance to the effects of acid.


Polymer Boasts Fast Concrete Repair

A new concrete repair polymer has been introduced by VersaFlex Inc. (Kansas City, KS), a supplier of polyurea coatings, linings, joint fillers, and concrete repair products.


Concrete Repair Line Subtracts Silica

A new line of waterproof concrete repair products from Formulators (Santa Ana, CA) is touted as being free of respirable crystalline silica, the subject of a recent OSHA rule aimed at limiti...


Study: Concrete 'Crystal' Key to Aging

Researchers believe they may be closer to finding a solution for a common concrete bridge and dam aging problem.


SSPC Course Available Down Under

The Society for Protective Coating’s popular Concrete Coating Inspector (CCI) course will now be available in Australia and New Zealand, the association announced Thursday (Nov. 12).


Self-Healing Concrete Effort Recognized

A company in the United Kingdom is up for a sustainability award for its work in testing self-healing concrete methods.


Shore Hardening Study: An Opportunity?

Researchers who have been studying shoreline degradation in the U.S. said they hope engineers, contractors and ecologists can work together to create more natural seashore solutions as coast...


Seabrook Faces Second Concrete Issue

A recent inspection at the Seabrook Station nuclear power plant uncovered more concrete degradation, but the federal regulators who oversee nuclear power plants have said the findings are no...


Particles Play with Concrete Strength

Fine-tuning chemicals at a nanoscale level in concrete and other "structurally complex" materials could be key to improving crack resistance, researchers from Rice University say.


Contractor to Pay Whistleblowers $1M

Two drivers and a foreman who were fired by a Michigan paving contractor after raising safety concerns will receive nearly $1 million in back wages and damages under a federal settlement.


Report: Bad Math Led to Crack in Dam

A 50-year-old math error made during the design of the Wanapum Dam is the chief suspect in a 65-foot-long crack that will now cost $61 million to repair, officials have found.


‘Smart Concrete’ May Outlive Us All

What are you doing in April 2134? If Scott Muzenski has his way, his great-great-great grandchildren will be doing the very first repairs on the driveway he just patched.


Concrete Tells What Lies Beneath

Some cracks in concrete have been known to heal themselves, but they couldn’t report back on when they did or how the whole operation went. Now, ultrasound technology may change that.


Standards Urged for Nuclear Concrete

Outdated standards, coatings issues, and no concrete repair code for nuclear power plants top a list of red flags cited by experts in a new report on the needs of the aging nuclear industry.


MS Capital Cheers ‘Pothole Robin Hood’

A Jackson, MS, man dubbed the “Pothole Robin Hood” has just achieved his quest of filling more than 100 ignored potholes around the capital city with materials lifted from a government stock...


Corrosion Cracking Shuts Nuke Reactor

Stress corrosion cracking in a North Carolina nuclear reactor has forced operator Duke Energy to take the plant offline, officials said.


Standoff Grips $120M Problem Project

Not so fast. That's the word from Montgomery County, MD, which has advised Washington, D.C.'s transit agency that it cannot simply bail out of a troubled $120 million project that it ...


Agency Wants Out of Botched $120M Hub

Already $80 million over budget and more than two years behind schedule, a $120 million Maryland transit center will not be used as planned because its structural flaws are too expensive to ...


New Coating Helps Concrete Self-Heal

The world’s first self-healing protective coating for cracks in concrete is the promise of new research and development by a team of Korean scientists.


New Concrete May Extend Bridge Life

A new concrete material that uses lightweight aggregates to absorb internal moisture that inevitably seeps in over time is fast finding a home in the decks of Indiana's newest bridges.


 
 
   

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