Discovery Ch. - Engineering Catastrophes Series 5 (2021) Part 7 Pennsylvania Ice Flood (2021)


Discovery Ch. - Engineering Catastrophes Series 5 (2021) Part 7 Pennsylvania Ice Flood (2021)

Engineering Catastrophes Series 5 Part 7 Pennsylvania Ice Flood (2021)

An unprecedented cycle of freezing and thawing causes dramatic destruction to a landmark bridge in Pennsylvania; experts investigate and reveal how a sudden surge of icy floodwater buckled pier foundations weakened from years of erosion.

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