Map 

Vicinity Map

Vicinity map

Map links:

Facts 

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")
Land survey
T. 46 N., R. 3 E., Sec. 34
Inventory numbers
MONBI 5624 (Missouri bridge number on the National Bridge Inventory)
BH 22622 (Bridgehunter.com ID)
Inspection (as of 06/2005)
Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 54.8 (out of 100)
Average daily traffic (as of 2004)
38,727

Comments 

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.

Uploaded file: JPEG image data, JFIF standard 1.01, 1431811 bytes