It is expected to take around 3 years to finish.

By: KDKA-TV News Staff

PITTSBURGH (KDKA) — Pittsburgh International Airport is giving the public a closer look at work happening to build a new terminal.

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The airport shared a video yesterday showing pyramids of crushed concrete that will be used in the project.

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So far, more than 42,000 tons of concrete has been crushed.

The new design will include lots of natural light, a rolling roof, and elevated roads.

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Construction is expected to take three years.