Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 32 m = 105.0 ft
Main Spans: 3 at 12.6 m = 41.3 ft
Approach Spans: 0
Skew: 15
Width, Roadway: 6.1 m = 20.0 ft (2 Lanes) and Out-To-Out: 6.8 m = 22.3 ft for a 6.1 m = 20.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Marion [46082]: Mercer County [129], Missouri [29]
Owned by State Highway Agency [01], DOT District: 1
S 11 T 66 N R 24 W
Condition
Deck: Serious [3]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: M 13.5 / H 15 [2]
Operating: 27 metric ton = 29.7 tons (Allowable Stress(AS) [2])
Inventory: 16.2 metric ton = 17.8 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present minimum criteria [6] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: August 1999 [899] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 19.9 km = 12.3 mi
Traffic
ADT: 146 (2019) and Trucks: 7%
Future ADT: 182 (In 2039
)
