Bridge Type
Main Span(s): Steel continuous [4] Girder and floorbeam system [03]
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: 46.6 m = 152.9 ft
Main Spans: 1 at 45.3 m = 148.6 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 4.1 m = 13.5 ft (1 Lanes) and Out-To-Out: 5.2 m = 17.1 ft for a 4.1 m = 13.5 ft approaching roadway.
Vertical Clearance: 4.69 m = 15.4 ft and Navigational Clearance: 0 = N/A
Location
Shelby [59458]: Blue Earth County [013], Minnesota [27]
Owned by County Highway Agency [02], DOT District: 7
0.7 MI NE OF JCT CSAH 40
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: HL93 [A]
Operating: 82.6 metric ton = 90.9 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 63.5 metric ton = 69.9 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Equal to present desirable criteria [8]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: October 1999 [1099] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 100 (2009) and Trucks: 0%
Future ADT: 100 (In 2039
)
