The Discovery Bridge is a pair of Warren through truss bridges crossing the Missouri River on  Missouri 370 between Saint Charles and Bridgeton.   It was built in 1992.

Bridge type is  steel through truss , concrete deck.     The largest span measures 625 feet.    Total length is  3,455.2 feet,  Width is 54.8 feet.  (3 lanes per span).  Height above the water is 68 feet.

Inspection Report ( July, 2015)

Overall condition rating                                              Fair

Superstructure condition rating                               Satisfactory       (6 out of  9)

Substructure condition rating                                   Good                   (7 out of 9)

Deck Condition Rating                                                Good                   (7 out  of 9)

Sufficiency Rating:  87.5 out of 100