Bridge Type
Main Span(s): Steel [3] Arch - Thru [12]
Approach Span(s): Prestressed concrete [5] Slab [01]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]
Bridge Dimensions
Length: 592.4 m = 1943.7 ft
Main Spans: 1 at 166.1 m = 545.0 ft
Approach Spans: 10
Skew: 0
Width, Roadway: 21.9 m = 71.9 ft (4 Lanes) and Out-To-Out: 23.8 m = 78.1 ft for a 21.9 m = 71.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 19.8 m = 65.0 ft
Location
Hastings [27530]: Dakota County [037], Minnesota [27]
Owned by State Highway Agency [01], DOT District: 5
0.8 MI N OF JCT TH 55
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: HL93 [A]
Operating: 48.6 metric ton = 53.5 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 37.9 metric ton = 41.7 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
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: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: September 1999 [999] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 3.1 km = 1.9 mi
Traffic
ADT: 32000 (2019) and Trucks: 5%
Future ADT: 31000 (In 2039
)
