Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
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: 59.4 m = 194.9 ft
Main Spans: 3 at 22.9 m = 75.1 ft
Approach Spans: 0
Skew: 25
Width, Roadway: 11.6 m = 38.1 ft (2 Lanes) and Out-To-Out: 12.5 m = 41.0 ft for a 11.6 m = 38.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Republic [68000]: Marquette County [103], Michigan [26]
Owned by State Highway Agency [01], DOT District: 1
0.2 MI N OF DICKINSON COL
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 76.5 metric ton = 84.2 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 46 metric ton = 50.6 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: Equal to present desirable criteria [8] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: June 1999 [699] and Frequency: 24
Future Work
Work Needed: Bridge deck replacement with only incidental widening. [37]
Bridge Detour: 19.8 km = 12.3 mi
Traffic
ADT: 1850 (2013) and Trucks: 15%
Future ADT: 2050 (In 2033
)
