Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Concrete [1] Slab [01]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Low slump Concrete [4]
Bridge Dimensions
Length: 166.3 m = 545.6 ft
Main Spans: 5 at 30.6 m = 100.4 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 15.9 m = 52.2 ft (4 Lanes) and Out-To-Out: 21.4 m = 70.2 ft for a 19.5 m = 64.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Little Falls [37556]: Morrison County [097], Minnesota [27]
Owned by State Highway Agency [01], DOT District: 3
IN LITTLE FALLS
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design: M 13.5 / H 15 [2]
Operating: 32.7 metric ton = 36.0 tons (Allowable Stress(AS) [2])
Inventory: 24.5 metric ton = 27.0 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 desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: September 2020 [0920] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 14200 (2019) and Trucks: 5%
Future ADT: 13800 (In 2039
)
