Bridge Type
Main Span(s): Steel continuous [4] Stayed girder [14]
Approach Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Deck: Concrete Precast Panels [2] with Wearing Surface: Other [9]
Bridge Dimensions
Length: 1408.2 m = 4620.3 ft
Main Spans: 3 at 230.4 m = 755.9 ft
Approach Spans: 19
Skew: 0
Width, Roadway: 24.6 m = 80.7 ft (4 Lanes) and Out-To-Out: 26.3 m = 86.3 ft for a 24.6 m = 80.7 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 19.5 m = 64.0 ft
Location
Unknown [92860]: St. Charles County [183], Missouri [29]
Owned by State Highway Agency [01], DOT District: 5
S 25 T 48 N R 7 E
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Fair [5]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 58.5 metric ton = 64.4 tons (Allowable Stress(AS) [2])
Inventory: 32.4 metric ton = 35.6 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: June 2020 [0620] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 4.8 km = 3.0 mi
Traffic
ADT: 24625 (2019) and Trucks: 5%
Future ADT: 41862 (In 2039
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