Chip Seals Helping Delaware County Roads Last Longer

On August 18th, a Chip Seal project took place in Gaston, Indiana. This project was completed by the Delaware County Highway Department. Chip seals are used to prevent water intrusion into a pavement and create a high friction surface for safety. Chip seal emulsions can be polymer modified to improve aggregate retention and provide for a quicker return to traffic. 

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Asphalt Emulsions. Chemistry in Action.

What is an Asphalt Emulsion?

Asphalt Emulsions are a mixture of an asphalt base, water, and emulsifier (soap) that is primarily graded on the curing rate and ion charge. There is interest in the usage of emulsions for several reasons. The first reason is that an asphalt emulsion does not require a petroleum solvent to make it liquid, and in most cases does not require additional heat which helps save energy.

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The Beauty of Asphalt

All About Asphalt

Asphalt is the heart of our roads and infrastructure, and better yet, it is the most recycled material in America. Asphalt is the top reused and recycled good, above paper, plastic, and cans. The question on most people’s minds, is how is one of the most important aspects of our infrastructure also the most recyclable? The answers have to do with sustainability, circular economy, and perpetual pavement.

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