PA-062 Ralph Modjeski (1861-1940)

Marker text: RALPH MODJESKI (1861-1940)

Polish immigrant and civil engineer, Modjeski was one of the most influential figures in American bridge building. He completed the Quebec Bridge on the St. Lawrence River and over 40 others, earning numerous awards. He was chief engineer and designer for the Benjamin Franklin Bridge here, opened in 1926.

Pennsylvania Historical and Museum Commission, 2007

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