North

A timeline of Portsmouth bridges

Spanning the decades

1794 First bridge across the Piscataqua opens at Newington, N.H.

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1822 First bridge from Portsmouth, N.H., to Kittery, Maine, opens near current site of Sarah Mildred Long Bridge

1844 Railroad bridge opens at same site

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1923 Memorial Bridge opens in January

1938 Railroad bridge collapses, killing two members of train crew

1940 N.H.-Maine Interstate Bridge opens, renamed for Long in 1987

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1972 I-95 “high-level” or “high-span” bridge opens

2011 Memorial Bridge closed to traffic

2012 Memorial Bridge demolished

2013 New Memorial Bridge to open

SOURCES: Discover Portsmouth and Richard Candee

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