Bridge Type
Main Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Low slump Concrete [4]
Bridge Dimensions
Length: 160.8 m = 527.6 ft
Main Spans: 4 at 40.4 m = 132.6 ft
Approach Spans: 0
Skew: 13
Width, Roadway: 23.2 m = 76.1 ft (4 Lanes) and Out-To-Out: 29.2 m = 95.8 ft for a 24.7 m = 81.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Cloquet [12160]: Carlton County [017], Minnesota [27]
Owned by State Highway Agency [01], DOT District: 1
2.8 MI N OF JCT TH 35
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Satisfactory [6]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 79 metric ton = 86.9 tons (Load Factor(LF) [1])
Inventory: 40.5 metric ton = 44.6 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: June 1999 [699] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 2.3 km = 1.4 mi
Traffic
ADT: 13909 (2019) and Trucks: 4%
Future ADT: 14200 (In 2039
)