Document for May 24th:
"East River Bridge Plan of one Tower" By John A. Roebling, 1867

"East River Bridge Plan of one Tower"

"East River Bridge Plan of one Tower" [Brooklyn Bridge], By John A. Roebling, 1867, Ink on tracing linen (National Archives Identifier: 594709); Civil Works Map File, 1800 - 1947; Records of the Office of the Chief of Engineers, 1789 - 1988; Record Group 77; National Archives.

German-born John A. Roebling and his son, Washington A. Roebling, designed and built the famous Brooklyn Bridge connecting the cities of New York and Brooklyn. The remarkable design used Roebling's patented system of steel wire cable construction. When it opened on May 24, 1883, the 1,595-foot main span was the longest suspension bridge in the world. Its graceful limestone and granite towers took 5 years to build and were designed with two large openings for the roadway.
Read more at Designs for Democracy...
Share, comment and suggest new documents at the Today's Document Tumblr Blog