Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 85.3 m = 279.9 ft
Main Spans: 3 at 18.2 m = 59.7 ft
Approach Spans: 2
Skew: 15
Width, Roadway: 7.3 m = 24.0 ft (2 Lanes) and Out-To-Out: 8.9 m = 29.2 ft for a 11 m = 36.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0.3 m = 1.0 ft
Location
Whitefish [86700]: Chippewa County [033], Michigan [26]
Owned by State Highway Agency [01], DOT District: 1
4.8 MI S OF PARADISE
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: M 13.5 / H 15 [2]
Operating: 57 metric ton = 62.7 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 34 metric ton = 37.4 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: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Better than present minimum criteria [7]
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: 11.3 km = 7.0 mi
Traffic
ADT: 903 (2007) and Trucks: 4%
Future ADT: 1872 (In 2018
)