Bridge Type
Main Span(s): Prestressed concrete [5] Box Beam or girders - Single or Spread [06]
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: 20.2 m = 66.3 ft
Main Spans: 1 at 20.2 m = 66.3 ft
Approach Spans: 0
Skew: 10
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 13.2 m = 43.3 ft for a 9.1 m = 29.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Hudson [39720]: Lenawee County [091], Michigan [26]
Owned by State Highway Agency [01], DOT District: 6
IN HUDSON
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 97.2 metric ton = 106.9 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 42.1 metric ton = 46.3 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Basically intolerable requiring high priority of corrrective action [3]
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: June 2020 [0620] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 6285 (2007) and Trucks: 5%
Future ADT: 9427 (In 2018
)