Bridge Type
Main Span(s): Concrete continuous [2] Slab [01]
Approach Span(s): Concrete continuous [2] Tee beam [04]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 90.2 m = 295.9 ft
Main Spans: 5 at 13.4 m = 44.0 ft
Approach Spans: 3
Skew: 0
Width, Roadway: 12.8 m = 42.0 ft (2 Lanes) and Out-To-Out: 20.1 m = 65.9 ft for a 12.8 m = 42.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Manistique [50760]: Schoolcraft County [153], Michigan [26]
Owned by State Highway Agency [01], DOT District: 1
IN MANISTIQUE
Condition
Deck: Satisfactory [6]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: M 13.5 / H 15 [2]
Operating: 79.1 metric ton = 87.0 tons (Load Factor(LF) [1])
Inventory: 74.4 metric ton = 81.8 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
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: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: October 1999 [1099] 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: 10220 (2007) and Trucks: 3%
Future ADT: 10633 (In 2018
)
