The LaGrange Road Bridge over the Cal Sag Canal is a unique bridge.  It is actually two side by side identical bridges. They were built in 1967.  The description is an 8 panel bolt connected polygonal Warren through Truss, fixed and approach spans:  metal contiguous stringer multibeam fixed.    The main span length is 289.7 feet.  Structure length is 445 feet. Roadway width is 30.8 feet.  There is one main span and 5 approach spans.

It was built in 1957.  Builder/Contractor is unknown.  Engineer/design is Alfred Benesch and Associates  of Chicago.

Bridge Inspection 8/2011.

Deck.                          Condition              Rating.      Satisfactory   6 out of 9

Superstructure.      Condition.             Rating.      Satisfactory   6 out of 9

Substructure.           Condition.            Rating.      Good.              7 out of 9

Sufficiency Rating. 63 out of 100