Historic Bridges of the U.S. | Daniel Boone Bridge

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Overview: Pair of through truss bridges over the Missouri River on I-64/US 40/US 61 at Chesterfield
Status: Open to traffic
History: Northbound bridge built 1935; southbound built 1991
Design: Cantilevered through truss
Dimensions: Length of largest span: 513.5 ft.
Total length: 2,614.0 ft.
Deck width: 47.9 ft.
Recognition: Eligible for the National Register of Historic Places
Approximate latitude, longitude: +38.68667, -90.66333 (decimal degrees)
38°41'12" N, 90°39'48" W (degrees°minutes'seconds")
Approximate UTM coordinates: 15/703237/4284597 (zone/easting/northing)
Land survey: T. 46 N., R. 3 E., Sec. 34
USGS topographic map: Weldon Spring
Inventory numbers: MONBI 5624 (Missouri bridge number on the National Bridge Inventory)
BH 22622 (Bridgehunter.com ID)
Inspection (as of 11/2006): Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 49.0 (out of 100)
Average daily traffic (as of 2005): 38,646

Daniel Boone Bridge

Posted November 18, 2007, by Mark Frazier (mfrazier [at] kc [dot] rr [dot] com)

Here is a scan of a post card of the bridge before the second bridge was added.