Bridge Type
Main Span(s): Concrete [1] Arch - Deck [11]
Approach Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Low slump Concrete [4]
Bridge Dimensions
Length: 82.3 m = 270.0 ft
Main Spans: 1 at 33.5 m = 109.9 ft
Approach Spans: 3
Skew: 0
Width, Roadway: 15.9 m = 52.2 ft (4 Lanes) and Out-To-Out: 20.2 m = 66.3 ft for a 15.9 m = 52.2 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Redwood Falls [53656]: Redwood County [127], Minnesota [27]
Owned by State Highway Agency [01], DOT District: 8
IN REDWOOD FALLS
Condition
Deck: Fair [5]
Superstructure: Good [7]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 60.4 metric ton = 66.4 tons (Allowable Stress(AS) [2])
Inventory: 41.8 metric ton = 46.0 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 the assessed or calculated scour condition. [8]
Inspections
Date: September 2020 [0920] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 6700 (2019) and Trucks: 12%
Future ADT: 7100 (In 2039
)