pjas06completed - The Effects of Delaying Corrosion on...

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    The Effects of Delaying Corrosion on Concrete Bridges Ja’Mere Tyler George Westinghouse High School Grade 11 th Continued Study on Concrete Corrosion
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    PROBLEM Sodium Chloride (NAC1) that is absorbed by concrete is a contributing factor in the corrosion of concrete
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    BACKGROUND Department of Highways and Chemical Engineers are faced with bridges collapsing due to corrosion of the concrete Millions of tax dollars are being spent to repair bridges across the nation Death and serious injuries have been a result of bridges collapsing. Sodium Chloride corrodes cement faster than any other environmental condition. Development of effective methods to stop or slow down corrosion of cement are important to the maintenance of bridges
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    PURPOSE To determine if protective sealants will prevent or control the amount of sodium chloride (NAC1)being absorbed by concrete
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    HYPOTHESIS The Polyurethane sealant will be more resistant to Sodium Chloride (NAC1) than the other sealants
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pjas06completed - The Effects of Delaying Corrosion on...

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